Viewing Company
Company Name:
DTE Energy Co
CIK:
936340
Phone:
None
Fiscal Year End:
None
Entity Type:
SIC:
-
Category Type:
Entity Name:
None
First Filing Date:
2009-08-28
Last Filing Date:
2025-05-01
SEC Filings
| Start | End | Frame | Filed | ACCN | Value | View |
|---|---|---|---|---|---|---|
| 2015-01-01 | 2015-03-31 | CY2014Q1 | 2015-04-24 | 0000936340-15-000075 | $ 178,000,000 | View |
| 2014-01-01 | 2014-03-31 | CY2014Q1 | 2014-04-25 | 0000936340-14-000044 | $ 0 | View |
| 2014-04-01 | 2014-06-30 | CY2014Q2 | 2014-07-25 | 0000936340-14-000082 | $ 0 | View |
| 2014-07-01 | 2014-09-30 | CY2014Q3 | 2014-10-24 | 0000936340-14-000106 | $ 0 | View |
| 2015-04-01 | 2015-06-30 | CY2014Q2 | 2015-07-24 | 0000936340-15-000122 | $ 179,000,000 | View |
| 2009-04-01 | 2009-06-30 | CY2008Q2 | 2009-08-28 | 0000950123-09-039236 | $ 164,000,000 | View |
| 2009-07-01 | 2009-09-30 | CY2008Q3 | 2009-10-30 | 0000950123-09-055676 | $ 165,000,000 | View |
| 2009-01-01 | 2009-12-31 | CY2007 | 2010-02-23 | 0000950123-10-015829 | $ 164,000,000 | View |
| 2010-01-01 | 2010-03-31 | CY2009Q1 | 2010-04-29 | 0000950123-10-040289 | $ 166,000,000 | View |
| 2015-07-01 | 2015-09-30 | CY2014Q3 | 2015-10-23 | 0000936340-15-000171 | $ 179,000,000 | View |
| 2016-01-01 | 2016-03-31 | CY2015Q1 | 2016-04-26 | 0000936340-16-000312 | $ 179,000,000 | View |
| 2016-04-01 | 2016-06-30 | CY2015Q2 | 2016-07-26 | 0000936340-16-000370 | $ 179,000,000 | View |
| 2016-07-01 | 2016-09-30 | CY2015Q3 | 2016-10-26 | 0000936340-16-000415 | $ 179,000,000 | View |
| 2016-01-01 | 2016-12-31 | CY2014 | 2017-02-09 | 0000936340-17-000064 | $ 179,000,000 | View |
| 2017-01-01 | 2017-03-31 | CY2016Q1 | 2017-04-26 | 0000936340-17-000134 | $ 179,000,000 | View |
| 2017-04-01 | 2017-06-30 | CY2016Q2 | 2017-07-26 | 0000936340-17-000199 | $ 179,000,000 | View |
| 2017-07-01 | 2017-09-30 | CY2016Q3 | 2017-10-25 | 0000936340-17-000242 | $ 179,000,000 | View |
| 2017-01-01 | 2017-12-31 | CY2015 | 2018-02-16 | 0000936340-18-000082 | $ 179,000,000 | View |
| 2018-01-01 | 2018-03-31 | CY2017Q1 | 2018-04-25 | 0000936340-18-000127 | $ 180,000,000 | View |
| 2018-04-01 | 2018-06-30 | CY2017Q2 | 2018-07-25 | 0000936340-18-000187 | $ 181,000,000 | View |
| 2018-07-01 | 2018-09-30 | CY2017Q3 | 2018-10-24 | 0000936340-18-000233 | $ 182,000,000 | View |
| 2018-01-01 | 2018-12-31 | CY2016 | 2019-02-07 | 0000936340-19-000086 | $ 181,000,000 | View |
| 2019-01-01 | 2019-03-31 | CY2018Q1 | 2019-04-24 | 0000936340-19-000134 | $ 182,000,000 | View |
| 2019-04-01 | 2019-06-30 | CY2018Q2 | 2019-07-24 | 0000936340-19-000214 | $ 183,000,000 | View |
| 2019-07-01 | 2019-09-30 | CY2018Q3 | 2019-10-28 | 0000936340-19-000256 | $ 183,000,000 | View |
| 2019-01-01 | 2019-12-31 | CY2017 | 2020-02-05 | 0000936340-20-000127 | $ 185,000,000 | View |
| 2020-01-01 | 2020-03-31 | CY2019Q1 | 2020-04-28 | 0000936340-20-000171 | $ 192,000,000 | View |
| 2020-04-01 | 2020-06-30 | CY2019Q2 | 2020-07-28 | 0000936340-20-000219 | $ 192,000,000 | View |
| 2020-07-01 | 2020-09-30 | CY2019Q3 | 2020-10-27 | 0000936340-20-000256 | $ 193,000,000 | View |
| 2020-01-01 | 2020-12-31 | CY2018 | 2021-02-19 | 0000936340-21-000112 | $ 193,000,000 | View |
| 2021-01-01 | 2021-03-31 | CY2020Q1 | 2021-04-27 | 0000936340-21-000154 | $ 194,000,000 | View |
| 2021-04-01 | 2021-06-30 | CY2020Q2 | 2021-07-27 | 0000936340-21-000211 | $ 193,000,000 | View |
| 2021-07-01 | 2021-09-30 | CY2020Q3 | 2021-10-27 | 0000936340-21-000235 | $ 193,000,000 | View |
| 2022-01-01 | 2022-03-31 | CY2021Q1 | 2022-04-28 | 0000936340-22-000123 | $ 193,000,000 | View |
| 2012-04-01 | 2012-06-30 | CY2011Q2 | 2012-07-30 | 0000936340-12-000055 | $ 1,000,000 | View |
| 2012-07-01 | 2012-09-30 | CY2011Q3 | 2012-10-24 | 0000936340-12-000113 | $ 1,000,000 | View |
| 2012-01-01 | 2012-12-31 | CY2010 | 2013-02-20 | 0000936340-13-000028 | $ 1,000,000 | View |
| 2013-01-01 | 2013-03-31 | CY2012Q1 | 2013-04-26 | 0000936340-13-000058 | $ 1,000,000 | View |
| 2013-04-01 | 2013-06-30 | CY2012Q2 | 2013-07-26 | 0000936340-13-000114 | $ 1,000,000 | View |
| 2013-07-01 | 2013-09-30 | CY2012Q3 | 2013-10-25 | 0000936340-13-000138 | $ 0 | View |
| 2013-01-01 | 2013-12-31 | CY2011 | 2014-02-14 | 0000936340-14-000014 | $ 1,000,000 | View |
| 2014-01-01 | 2014-12-31 | CY2012 | 2015-02-13 | 0000936340-15-000014 | $ 0 | View |
| 2015-01-01 | 2015-12-31 | CY2015 | 2016-02-10 | 0000936340-16-000243 | $ 0 | View |
| 2022-01-01 | 2022-06-30 | CY2022Q2I | 2022-07-28 | 0000936340-22-000177 | $ 32,000,000 | View |
| 2010-04-01 | 2010-06-30 | CY2009Q2 | 2010-08-27 | 0000950123-10-081600 | $ 1,000,000 | View |
| 2010-07-01 | 2010-09-30 | CY2009Q3 | 2010-10-29 | 0000950123-10-098136 | $ 1,000,000 | View |
| 2010-01-01 | 2010-12-31 | CY2008 | 2011-02-18 | 0000950123-11-015771 | $ 1,000,000 | View |
| 2011-01-01 | 2011-03-31 | CY2010Q1 | 2011-04-27 | 0000950123-11-040177 | $ 1,000,000 | View |
| 2011-04-01 | 2011-06-30 | CY2010Q2 | 2011-07-29 | 0000950123-11-070014 | $ 1,000,000 | View |
| 2011-07-01 | 2011-09-30 | CY2010Q3 | 2011-11-04 | 0000936340-11-000005 | $ 1,000,000 | View |
| 2011-01-01 | 2011-12-31 | CY2009 | 2012-02-16 | 0000936340-12-000004 | $ 1,000,000 | View |
| 2012-01-01 | 2012-03-31 | CY2011Q1 | 2012-04-27 | 0000936340-12-000012 | $ 1,000,000 | View |
| 2021-01-01 | 2021-12-31 | CY2019 | 2022-02-10 | 0000936340-22-000077 | $ 22,000,000 | View |
| 2022-01-01 | 2022-09-30 | CY2022Q3I | 2022-10-27 | 0000936340-22-000205 | $ 284,000,000 | View |
| 2022-01-01 | 2022-12-31 | CY2020 | 2023-02-23 | 0000936340-23-000073 | $ 4,000,000 | View |
| 2023-01-01 | 2023-03-31 | CY2022Q1 | 2023-04-27 | 0000936340-23-000101 | $ 0 | View |
| 2023-04-01 | 2023-06-30 | CY2022Q2 | 2023-07-27 | 0000936340-23-000169 | $ -8,000,000 | View |
| 2023-07-01 | 2023-09-30 | CY2023Q3 | 2023-11-01 | 0000936340-23-000189 | $ -5,000,000 | View |
| 2023-01-01 | 2023-12-31 | CY2022 | 2024-02-08 | 0000936340-24-000076 | $ 0 | View |
| 2024-01-01 | 2024-03-31 | CY2023Q1 | 2024-04-25 | 0000936340-24-000116 | $ 200,000,000 | View |
| 2024-04-01 | 2024-06-30 | CY2024Q2 | 2024-07-25 | 0000936340-24-000178 | $ 233,000,000 | View |
| 2024-07-01 | 2024-09-30 | CY2024Q3 | 2024-10-24 | 0000936340-24-000198 | $ 252,000,000 | View |
| 2024-01-01 | 2024-12-31 | CY2024 | 2025-02-13 | 0000936340-25-000065 | $ 8,525,000,000 | View |
| 2025-01-01 | 2025-03-31 | CY2025Q1 | 2025-05-01 | 0000936340-25-000097 | $ 3,327,000,000 | View |
SEC Facts By Type
| Type | Name | Description | View |
|---|---|---|---|
| us-gaap | Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax | Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. | View |
| us-gaap | Accumulated Other Comprehensive Income (Loss), Net of Tax | Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. | View |
| us-gaap | Asset Retirement Obligations, Noncurrent | Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. | View |
| us-gaap | Available-for-sale Securities, Noncurrent | Investments in debt and equity securities which are categorized neither as held-to-maturity nor trading and which are intended to be sold or mature more than one year from the balance sheet date or operating cycle, if longer. Such securities are reported at fair value; unrealized gains (losses) related to Available-for-sale Securities are excluded from earnings and reported in a separate component of shareholders' equity (other comprehensive income), unless the Available-for-sale security is designated as a hedge or is determined to have had an other than temporary decline in fair value below its amortized cost basis. All or a portion of the unrealized holding gain (loss) of an Available-for-sale security that is designated as being hedged in a fair value hedge is recognized in earnings during the period of the hedge, as are other than temporary declines in fair value below the cost basis for investments in equity securities and debt securities that an entity intends to sell or it is more likely than not that it will be required to sell before the recovery of its amortized cost basis. Other than temporary declines in fair value below the cost basis for debt securities categorized as Available-for-sale that an entity does not intend to sell and for which it is not more likely than not that the entity will be required to sell before the recovery of its amortized cost basis are bifurcated into credit losses and losses related to all other factors. Other than temporary declines in fair value below cost basis related to credit losses are recognized in earnings, and losses related to all other factors are recognized in other comprehensive income. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to prepaid expenses and other current assets. Does not include amounts allocated to cash and cash equivalents, marketable securities, receivables, inventory, and assets not to be used. | View |
| us-gaap | Capital Lease Obligations, Noncurrent | Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date. | View |
| us-gaap | Capital Leases, Contingent Rental Payments Due | Amount due based upon the occurrence of an event specified in the contractual terms. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due | Amount of minimum lease payments for capital leases. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due, Next Twelve Months | Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due in Five Years | Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due in Four Years | Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due in Three Years | Amount of minimum lease payments for capital leases due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Noncurrent | The net amount due after one year of the balance sheet date or beyond the normal operating cycle, if longer, consisting of: (a) minimum lease payments due on direct financing leases, (b) unguaranteed residual value, and (c) any unamortized initial direct costs; less: (i) executory costs, (ii) unearned income, and (iii) the accumulated allowance for uncollectible minimum lease payments. | View |
| us-gaap | Cash and Cash Equivalents, Period Increase (Decrease) | Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. | View |
| us-gaap | Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. | View |
| us-gaap | Common Stock, Shares, Issued | Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. | View |
| us-gaap | Cumulative Effect of Initial Adoption of FIN 48 (Deprecated 2011-01-31) | Cumulative net-of-tax effect of initial adoption of FIN 48 - Accounting for Uncertainty in Income Taxes on the opening balance of retained earnings. The cumulative-effect adjustment does not include items that would not be recognized in earnings, such as the effect of adopting this Interpretation on tax positions related to business combinations. The amount of that cumulative-effect adjustment is the difference between the net amount of assets and liabilities recognized in the statement of financial position prior to the application of this Interpretation and the net amount of assets and liabilities recognized as a result of applying the provisions of this Interpretation. | View |
| us-gaap | Decommissioning Liability, Noncurrent | Amount of a decommissioning liability associated with a legal obligation that a firm incurs when it constructs or operates an asset that must eventually be withdrawn from active service. This may include operating assets such as nuclear power plants or shipping vessels. | View |
| us-gaap | Liability, Defined Benefit Pension Plan, Noncurrent | Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan. | View |
| us-gaap | Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation (Deprecated 2012-01-31) | The effect of a one-percentage-point decrease in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits. | View |
| us-gaap | Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components (Deprecated 2012-01-31) | The effect of a one-percentage- point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs. | View |
| us-gaap | Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components | Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate. | View |
| us-gaap | Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation | Amount of increase in accumulated postretirement benefit obligation from one-percentage-point increase in assumed health care cost trend rate. | View |
| us-gaap | Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components | Amount of increase in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point increase in assumed health care cost trend rate. | View |
| us-gaap | Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2013-01-31) | The employer's best estimate, as soon as it can be reasonably determined, of contributions expected to be paid to the plan in the current remaining fiscal period. Estimated contributions may be presented in the aggregate combining (1) contributions required by funding regulations or laws, (2) discretionary contributions, and (3) noncash contributions. | View |
| us-gaap | Defined Benefit Plan, Health Care Cost Trend Rate Assumed for Next Fiscal Year (Deprecated 2017-01-31) | The assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. | View |
| us-gaap | Defined Benefit Plan, Ultimate Health Care Cost Trend Rate (Deprecated 2017-01-31) | The ultimate trend rate for health care costs. | View |
| us-gaap | Derivative Asset | Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative Liability, Noncurrent | Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative, Net Liability Position, Aggregate Fair Value | The aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain (loss) on that instrument. | View |
| us-gaap | Earnings Per Share, Basic | The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. | View |
| us-gaap | Earnings Per Share, Basic, Undistributed | The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security. | View |
| us-gaap | Proceeds from Equity Method Investment, Distribution | Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities. | View |
| us-gaap | Equity Method Investments | This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) (Deprecated 2012-01-31) | This element represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in other comprehensive income (a separate component of shareholders' equity). | View |
| us-gaap | Finance Lease, Liability, to be Paid, after Year Five | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Right-of-Use Asset, after Accumulated Amortization | Amount, after accumulated amortization, of right-of-use asset from finance lease. | View |
| us-gaap | Finance Lease, Right-of-Use Asset, Amortization | Amount of amortization expense attributable to right-of-use asset from finance lease. | View |
| us-gaap | Finance Lease, Weighted Average Discount Rate, Percent | Weighted average discount rate for finance lease calculated at point in time. | View |
| us-gaap | Finite-Lived Intangible Assets, Future Amortization Expense (Deprecated 2012-01-31) | The aggregate estimated amortization expense for succeeding fiscal years for intangible assets subject to amortization. | View |
| us-gaap | Finite-Lived Intangible Assets, Useful Life, Maximum (Deprecated 2012-01-31) | The maximum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company. | View |
| us-gaap | Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest. | View |
| us-gaap | Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible depreciation. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments. | View |
| us-gaap | Increase (Decrease) in Obligation, Other Postretirement Benefits | Amount of increase (decrease) in obligation for other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes pension benefits. | View |
| us-gaap | Interest Paid, Including Capitalized Interest, Operating and Investing Activities | Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities. | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, after Year Five | Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Year One | Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Year Five | Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Year Four | Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Year Three | Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Year Two | Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year | Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year. | View |
| us-gaap | Lessee, Operating Lease, Liability, Undiscounted Excess Amount | Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease. | View |
| us-gaap | Lessor, Operating Lease, Payments to be Received | Amount of lease payments to be received by lessor for operating lease. | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Year Five | Amount of lease payment to be received by lessor for operating lease in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent | Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer. | View |
| us-gaap | Long-term Line of Credit | The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. | View |
| us-gaap | Long-Term Debt, Maturity, Year Five | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests | Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). | View |
| us-gaap | Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) from continuing operations available to common shareholders. | View |
| us-gaap | Operating Lease, Lease Income | Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Due in Four Years | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Due in Three Years | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Due in Two Years | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Due Thereafter | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, Current | Future rental payments receivable within one year of the balance sheet date under an operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, in Five Years | Future rental payments receivable within the fifth year from the balance sheet date under an operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, in Four Years | Future rental payments receivable within the fourth year from the balance sheet date under an operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, in Three Years | Future rental payments receivable within the third year from the balance sheet date under an operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, in Two Years | Future rental payments receivable within the second year from the balance sheet date under an operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, Remainder of Fiscal Year | Amount of required minimum rental payments receivable in the remainder of the fiscal year following the latest fiscal year ended for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable, Thereafter | Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Remainder of Fiscal Year | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax (Deprecated 2012-01-31) | Net of tax effect change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges after taxes. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. The change includes an entity's share of an equity investee's increase or decrease in deferred hedging gains or losses. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2012-01-31) | Tax effect on the reclassification adjustment for gains or losses realized upon the sale of securities during the period. | View |
| us-gaap | OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax | Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. | View |
| us-gaap | Liability, Other Postretirement Defined Benefit Plan, Noncurrent | Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan. | View |
| us-gaap | Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net | The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting. | View |
| us-gaap | Prescription Drug Benefit, Effect of Subsidy on Net Periodic Postretirement Benefit Cost (Deprecated 2012-01-31) | Amount of the effect of the government subsidy for prescription drug benefits on the measurement of net periodic postretirement benefit cost for the current period. That effect includes (1) any amortization of the actuarial experience gain, (2) the reduction in current period service cost due to the subsidy, and (3) the resulting reduction in interest cost on the accumulated postretirement benefit obligation as a result of the subsidy. Disclosure relates to the first period in which an employer includes the effects of the subsidy in measuring the accumulated postretirement benefit obligation and net periodic postretirement benefit cost. | View |
| us-gaap | Property, Plant and Equipment, Net | Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. | View |
| us-gaap | Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31) | The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. | View |
| us-gaap | Regulatory Assets, Current | Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost. | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, after Year Five | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Securitized Regulatory Transition Assets, Noncurrent | Carrying value of the regulatory asset that represents capitalized stranded costs that have been securitized (financed with debt) and are expected to be recoverable through a transition charge after one year (or beyond the operating cycle if longer). A transition charge is a charge approved by a regulator that allows deregulated utilities to recover investments in certain assets, such as power plants, over a transition period leading into a deregulated market. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number | Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. | View |
| us-gaap | Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. | View |
| us-gaap | Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. | View |
| us-gaap | Valuation Allowance, Amount (Deprecated 2013-01-31) | The amount of the valuation allowance recorded as of the balance sheet date pertaining to the specified deferred tax asset for which an assessment was made that it is more likely than not that all or a portion of such deferred tax asset will not be realized through related deductions on future tax returns. | View |
| us-gaap | Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, Accumulated Amortization | Amount of accumulated amortization of capitalized implementation cost from hosting arrangement that is service contract. | View |
| us-gaap | Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent | Percentage of the difference, between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, that is attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority interest income (expense), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, change in enacted tax rate, prior year income taxes, change in deferred tax asset valuation allowance, and other adjustments. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Settlement, State and Local, Percent | Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax settlement. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Settlement, State and Local, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax settlement. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Contingency, Domestic, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in domestic income tax contingency. | View |
| us-gaap | Goodwill, Impairment Loss | Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. | View |
| us-gaap | Payments to Acquire Short-term Investments | The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. | View |
| us-gaap | Number of Reportable Segments | Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. | View |
| us-gaap | Proceeds from Sale of Short-term Investments | The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. | View |
| us-gaap | Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization | Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease. | View |
| us-gaap | Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization | Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset. | View |
| us-gaap | Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization | Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset. | View |
| us-gaap | Deferred Tax Liabilities, Regulatory Assets | Amount of deferred tax liability attributable to taxable temporary differences from regulatory assets. | View |
| us-gaap | Deferred Tax Liabilities, Property, Plant and Equipment | Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. | View |
| dei | Entity Common Stock, Shares Outstanding | Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument. | View |
| dei | Entity Public Float | The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter. | View |
| us-gaap | Accounts Payable, Current | Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). | View |
| us-gaap | Accounts Receivable, after Allowance for Credit Loss, Current | Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. | View |
| us-gaap | Accrued Environmental Loss Contingencies, Noncurrent | Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable after twelve months or beyond the next operating cycle if longer. | View |
| us-gaap | Accrued Income Taxes, Noncurrent | Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due beyond one year or the operating cycle, whichever is longer. Alternate captions include income taxes payable, noncurrent. | View |
| us-gaap | Accrued Liabilities, Current | Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). | View |
| us-gaap | Accumulated Deferred Investment Tax Credit | The noncurrent portion of the reserve for accumulated deferred investment tax credits as of the balance sheet date. This is the remaining investment credit, which will reduce the cost of services collected from ratepayers by a ratable portion over the investment's regulatory life. | View |
| us-gaap | Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment | Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. | View |
| us-gaap | AOCI, Debt Securities, Available-for-sale, Adjustment, after Tax | Amount, after tax, of accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). | View |
| us-gaap | Asset Retirement Obligation, Revision of Estimate | Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. | View |
| us-gaap | Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax | Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit). | View |
| us-gaap | Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses. | View |
| us-gaap | Additional Collateral, Aggregate Fair Value | The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features if the credit-risk-related contingent features were triggered at the end of the reporting period. | View |
| us-gaap | Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31) | Transactions that do not result in cash inflows or outflows in the period in which they occur, but affect net income and thus are removed when calculating net cash flow from operating activities using the indirect cash flow method. This element is used when there is not a more specific and appropriate element. | View |
| us-gaap | Share-based Payment Arrangement, Expense | Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. | View |
| us-gaap | Accounts Receivable, Allowance for Credit Loss | Amount of allowance for credit loss on accounts receivable. | View |
| us-gaap | Accounts Receivable, Allowance for Credit Loss, Current | Amount of allowance for credit loss on accounts receivable, classified as current. | View |
| us-gaap | Accounts Receivable, Allowance for Credit Loss, Writeoff | Amount of direct write-downs of accounts receivable charged against the allowance. | View |
| us-gaap | Amortization of Intangible Assets | The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. | View |
| us-gaap | Amortization of Regulatory Asset | The expense charged against earnings during the period to allocate the capitalized costs of regulatory assets over the periods expected to benefit from such costs. | View |
| us-gaap | Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. | View |
| us-gaap | Asset Impairment Charges | Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. | View |
| us-gaap | Asset Retirement Obligation | The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. | View |
| us-gaap | Asset Retirement Obligation, Accretion Expense | Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. | View |
| us-gaap | Asset Retirement Obligation, Current | Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. | View |
| us-gaap | Asset Retirement Obligation, Liabilities Incurred | Amount of asset retirement obligations incurred during the period. | View |
| us-gaap | Asset Retirement Obligation, Liabilities Settled | Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. | View |
| us-gaap | Asset Retirement Obligation, Period Increase (Decrease) | Amount of increase (decrease) in asset retirement obligations. | View |
| us-gaap | Assets | Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. | View |
| us-gaap | Assets, Current | Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. | View |
| us-gaap | Assets, Fair Value Disclosure, Recurring (Deprecated 2018-01-31) | This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. | View |
| us-gaap | Assets, Noncurrent | Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer. | View |
| us-gaap | Disposal Group, Including Discontinued Operation, Assets, Current | Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer. | View |
| us-gaap | Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. | View |
| us-gaap | Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. | View |
| us-gaap | Debt Securities, Available-for-sale, Noncurrent | Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as noncurrent. | View |
| us-gaap | Available-for-sale Securities, Equity Securities, Noncurrent | Equity securities categorized neither as held-to-maturity nor trading which are intended be sold more than one year from the balance sheet date or operating cycle, if longer. | View |
| us-gaap | Available-for-sale Securities, Gross Realized Gains | This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. | View |
| us-gaap | Available-for-sale Securities, Gross Realized Losses | This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. | View |
| us-gaap | Available-for-sale Securities, Gross Unrealized Gain | Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities. | View |
| us-gaap | Available-for-sale Securities, Gross Unrealized Gains (Deprecated 2013-01-31) | This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities. | View |
| us-gaap | Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31) | Amount of cash paid to acquire the entity. | View |
| us-gaap | Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31) | The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents (Deprecated 2013-01-31) | The amount of cash and cash equivalents acquired in a business combination. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Current Assets, Receivables (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to receivables. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Current Liabilities (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Liabilities Assumed (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to liabilities assumed. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Noncontrolling Interest (Deprecated 2013-01-31) | Amount of acquisition cost of a business combination allocated to noncontrolling interests. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets (Deprecated 2013-01-31) | Amount of acquisition cost of a business combination allocated to other noncurrent assets not separately disclosed. | View |
| us-gaap | Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31) | The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations. | View |
| us-gaap | Business Combination, Consideration Transferred | Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. | View |
| us-gaap | Business Combination, Consideration Transferred, Other | Amount of tangible or intangible assets, including a business or subsidiary of the acquirer transferred by the entity to the former owners of the acquiree. Excludes cash. | View |
| us-gaap | Business Combination, Contingent Consideration, Liability, Current | Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other | Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables | Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities | Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | The amount of identifiable intangible assets recognized as of the acquisition date. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets | Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. | View |
| us-gaap | Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | The amount of property, plant, and equipment recognized as of the acquisition date. | View |
| us-gaap | Capital Expenditures Incurred but Not yet Paid | Future cash outflow to pay for purchases of fixed assets that have occurred. | View |
| us-gaap | Capitalized Computer Software, Accumulated Amortization | For each balance sheet presented, the amount of accumulated amortization for capitalized computer software costs. | View |
| us-gaap | Capitalized Computer Software, Amortization (Deprecated 2016-01-31) | For each income statement presented, the amount charged to expense for amortization of capitalized computer software costs. | View |
| us-gaap | Capitalized Computer Software, Amortization | Amount of expense for amortization of capitalized computer software costs. | View |
| us-gaap | Capitalized Computer Software, Gross | Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software. | View |
| us-gaap | Capital Leased Assets, Gross | Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services. | View |
| us-gaap | Capital Lease Obligations, Current | Amount of capital lease obligation due within one year or the normal operating cycle, if longer. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due in Two Years | Amount of minimum lease payments for capital leases due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments Due Thereafter | Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Interest Included in Payments | Amount necessary to reduce net minimum lease payments to present value for capital leases. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments | Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes. | View |
| us-gaap | Capital Leases, Future Minimum Payments Receivable | Amount of minimum lease payments to be received by the lessor for capital leases. | View |
| us-gaap | Capital Leases, Future Minimum Payments Receivable, Next Twelve Months | Amount of minimum lease payments to be received by the lessor for capital leases in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Receivable Thereafter | Amount of minimum lease payments to be received by the lessor for capital leases after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Receivable in Five Years | Amount of minimum lease payments to be received by the lessor for capital leases in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Receivable in Four Years | Amount of minimum lease payments to be received by the lessor for capital leases in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Receivable in Three Years | Amount of minimum lease payments to be received by the lessor for capital leases in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Future Minimum Payments, Receivable in Two Years | Amount of minimum lease payments to be received by the lessor for capital leases in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation | The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization. | View |
| us-gaap | Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Current | The net amount due within one year of the balance sheet date or the normal operating cycle, if longer, consisting of: (a) minimum lease payments due on direct financing leases, (b) unguaranteed residual value, and (c) any unamortized initial direct costs, less: (i) executory costs, (ii) unearned income, and (iii) the accumulated allowance for uncollectible minimum lease payments. | View |
| us-gaap | Common Stock, Par or Stated Value Per Share | Face amount or stated value per share of common stock. | View |
| us-gaap | Common Stock, Shares Authorized | The maximum number of common shares permitted to be issued by an entity's charter and bylaws. | View |
| us-gaap | Capital Leases, Net Investment in Direct Financing Leases | The net investment in direct financing leases as of the balance sheet date consisting of: (a) minimum lease payments due on direct financing leases, (b) unguaranteed residual value, and (c) any unamortized initial direct costs; less: (i) executory costs, (ii) unearned income, and (iii) the accumulated allowance for uncollectible minimum lease payments. | View |
| us-gaap | Capital Leases, Net Investment in Direct Financing Leases, Deferred Income | The remaining (unamortized) difference between the gross investment in a direct financing lease and the cost or carrying amount, if different, of the leased property as of the balance sheet date. | View |
| us-gaap | Capital Leases, Net Investment in Direct Financing Leases, Unguaranteed Residual Values of Leased Property | The estimate of the lease property's economic value at the end of the direct financing lease term excluding any amounts guaranteed by either the lessee or a third-party. | View |
| us-gaap | Cash and Cash Equivalents, at Carrying Value | Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. | View |
| us-gaap | Cash and Cash Equivalents, Fair Value Disclosure | Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. | View |
| us-gaap | Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect | Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. | View |
| us-gaap | Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net (Deprecated 2013-01-31) | The amount of net gains or losses on a cash flow hedge reclassified in the period to earnings from accumulated other comprehensive income. | View |
| us-gaap | Cash Flow Hedge Gain (Loss) Reclassified to Interest Expense, Net (Deprecated 2013-01-31) | The amount of net gains or losses on a cash flow hedge reclassified in the period to interest expense from accumulated other comprehensive income. | View |
| us-gaap | Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net (Deprecated 2013-01-31) | The amount of net gains or losses on a cash flow hedge reclassified to revenues from accumulated other comprehensive income. | View |
| us-gaap | Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months | The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. | View |
| us-gaap | Cash Flow Hedge Loss Reclassified to Interest Expense (Deprecated 2013-01-31) | The amount of losses on a cash flow hedge reclassified in the period to interest expense from accumulated other comprehensive income. | View |
| us-gaap | Collateral Already Posted, Aggregate Fair Value | The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. | View |
| us-gaap | Commercial Paper | Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. | View |
| us-gaap | Common Stock, Dividends, Per Share, Declared | Aggregate dividends declared during the period for each share of common stock outstanding. | View |
| us-gaap | Common Stock, No Par Value | Face amount per share of no-par value common stock. | View |
| us-gaap | Common Stock, Shares, Outstanding | Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. | View |
| us-gaap | Common Stock, Value, Issued | Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. | View |
| us-gaap | Comprehensive Income (Loss), Net of Tax, Attributable to Parent | Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. | View |
| us-gaap | Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest | Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. | View |
| us-gaap | Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. | View |
| us-gaap | Contract with Customer, Liability | Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. | View |
| us-gaap | Contract with Customer, Liability, Revenue Recognized | Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. | View |
| us-gaap | Cost of Goods and Services, Energy Commodities and Services (Deprecated 2018-01-31) | Total costs incurred and are directly related to energy commodities and services provided during the reporting period. | View |
| us-gaap | Cost of Services, Depreciation and Amortization (Deprecated 2018-01-31) | Depreciation of property, plant and equipment directly related to services rendered by an entity during the reporting period. | View |
| us-gaap | Costs and Expenses | Total costs of sales and operating expenses for the period. | View |
| us-gaap | Cumulative Effect of Initial Adoption of New Accounting Principle (Deprecated 2011-01-31) | Cumulative effect of initial adoption of new accounting principle on beginning retained earnings, net of tax. This element can be used, generally, for the adjustment to retained earnings of a new accounting principle. | View |
| us-gaap | Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31) | Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption. | View |
| us-gaap | Current Federal Tax Expense (Benefit) | Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. | View |
| us-gaap | Current Income Tax Expense (Benefit) | Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. | View |
| us-gaap | Current State and Local Tax Expense (Benefit) | Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. | View |
| us-gaap | Debt, Current | Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. | View |
| us-gaap | Debt Instrument, Basis Spread on Variable Rate (Deprecated 2013-01-31) | The percentage points added to the reference rate to compute the variable rate on the debt instrument. | View |
| us-gaap | Debt Instrument, Face Amount | Face (par) amount of debt instrument at time of issuance. | View |
| us-gaap | Debt Instrument, Fair Value Disclosure | Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. | View |
| us-gaap | Decommissioning Fund Investments | Decommission fund to pay for the costs of decontaminating and decommissioning of facilities through collection of revenues derived from utility assessments and government appropriations. Decommission fund investment for the process whereby a power station, at the end of its economic life, is taken permanently out of service and its site made available for other purposes. In the case of a nuclear station this comprises three different states of clearance. Immediately after the final closure, radioactive material such as nuclear fuel and operational waste is removed and the buildings surrounding the reactor shield are dismantled and finally the reactor itself is dismantled. | View |
| us-gaap | Decommissioning Fund Investments, Fair Value | The fair value of investments held in a trust fund to pay for the costs of decontaminating and decommissioning facilities, whether such amount is presented as a separate caption or as a parenthetical disclosure on the balance sheet. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. | View |
| us-gaap | Decrease in Unrecognized Tax Benefits is Reasonably Possible | Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit. | View |
| us-gaap | Deferred Federal Income Tax Expense (Benefit) | Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. | View |
| us-gaap | Deferred Income Tax Expense (Benefit) | Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. | View |
| us-gaap | Deferred Income Taxes and Tax Credits | Amount of deferred income tax expense (benefit) and income tax credits. | View |
| us-gaap | Deferred Tax Liabilities, Gross | Amount of deferred tax liability attributable to taxable temporary differences. | View |
| us-gaap | Deferred Income Tax Liabilities, Net | Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. | View |
| us-gaap | Deferred State and Local Income Tax Expense (Benefit) | Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. | View |
| us-gaap | Deferred Tax Assets, Derivative Instruments | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. | View |
| us-gaap | Deferred Tax Assets, Net | Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. | View |
| us-gaap | Deferred Tax Assets, Net of Valuation Allowance | Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. | View |
| us-gaap | Deferred Tax Assets, Net of Valuation Allowance, Current | Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as current. | View |
| us-gaap | Deferred Tax Assets, Operating Loss Carryforwards, Domestic | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. | View |
| us-gaap | Deferred Tax Assets, Operating Loss Carryforwards, State and Local | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards. | View |
| us-gaap | Deferred Tax Assets, Other | Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. | View |
| us-gaap | Deferred Tax Assets, Other Comprehensive Loss | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses in other comprehensive income. | View |
| us-gaap | Deferred Tax Assets, Regulatory Assets and Liabilities | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences derived regulatory assets and liabilities. | View |
| us-gaap | Deferred Tax Assets, Tax Credit Carryforwards | Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. | View |
| us-gaap | Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards. | View |
| us-gaap | Deferred Tax Assets, Tax Credit Carryforwards, General Business | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible general business tax credit carryforwards. | View |
| us-gaap | Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. | View |
| us-gaap | Deferred Tax Assets, Valuation Allowance | Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. | View |
| us-gaap | Deferred Tax Liabilities, Net | Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. | View |
| us-gaap | Deferred Tax Liabilities, Investment in Noncontrolled Affiliates | Amount of deferred tax liability attributable to taxable temporary differences from investments in unconsolidated subsidiaries and investments in other affiliates which are not controlled nor consolidated. | View |
| us-gaap | Deferred Tax Liabilities, Net, Noncurrent | Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. | View |
| us-gaap | Deferred Tax Liabilities, Other | Amount of deferred tax liability attributable to taxable temporary differences classified as other. | View |
| us-gaap | Deferred Tax Liabilities, Regulatory Assets and Liabilities | Amount of deferred tax liability attributable to taxable temporary differences from regulatory assets and liabilities. | View |
| us-gaap | Defined Benefit Plan, Amortization of Transition Obligations (Assets) (Deprecated 2017-01-31) | The amount of the transition obligation or asset recognized in net periodic benefit cost. | View |
| us-gaap | Defined Benefit Plan, Plan Assets, Contributions by Employer | Amount of contribution received by defined benefit plan from employer which increases plan assets. | View |
| us-gaap | Defined Benefit Plan, Ultimate Health Care Cost Trend Rate | Ultimate trend rate for health care cost for defined benefit postretirement plan. | View |
| us-gaap | Defined Contribution Plan, Cost | Amount of cost for defined contribution plan. | View |
| us-gaap | Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. | View |
| us-gaap | Depreciation | The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. | View |
| us-gaap | Depreciation, Depletion and Amortization | The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. | View |
| us-gaap | Derivative Asset, Collateral, Obligation to Return Cash, Offset | Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets. | View |
| us-gaap | Derivative Asset Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | Fair value of a derivative asset (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. | View |
| us-gaap | Derivative Asset, Fair Value, Gross Liability | Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. | View |
| us-gaap | Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset | Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, and obligation to return cash collateral under master netting arrangements. | View |
| us-gaap | Derivative Asset Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | Fair value of a derivative asset that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. | View |
| us-gaap | Dividend, Share-based Payment Arrangement | Amount of paid and unpaid cash, stock, and paid-in-kind dividends declared for award under share-based payment arrangement. | View |
| us-gaap | Derivative Asset, Current | Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative Assets (Liabilities), at Fair Value, Net | Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. | View |
| us-gaap | Derivative Asset, Noncurrent | Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative, Collateral, Obligation to Return Cash | Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets. | View |
| us-gaap | Derivative, Collateral, Right to Reclaim Cash | Amount of right to receive cash collateral under master netting arrangements that have not been offset against derivative liabilities. | View |
| us-gaap | Derivative Asset, Fair Value, Gross Asset | Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. | View |
| us-gaap | Derivative Asset, Fair Value, Amount Not Offset Against Collateral | Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. | View |
| us-gaap | Derivative Liability, Fair Value, Gross Liability | Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. | View |
| us-gaap | Derivative Liability, Fair Value, Amount Not Offset Against Collateral | Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. | View |
| us-gaap | Derivative Instruments and Hedges, Assets | Carrying amount as of the balance sheet date of the asset arising from derivative instruments and hedging activities, which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer. | View |
| us-gaap | Derivative Instruments and Hedges, Liabilities | Sum as of the balance sheet date of the (a) fair values of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments, and (b) the carrying amounts of the liabilities arising from financial instruments or contracts used to mitigate a specified risk (hedge), and which are expected to be extinguished or otherwise disposed of within a year or the normal operating cycle, if longer, net of the effects of master netting arrangements. | View |
| us-gaap | Derivative Instruments and Hedges, Noncurrent | Carrying amount as of the balance sheet date of the assets arising from derivative contracts and hedging activities, which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer. | View |
| us-gaap | Derivative Instruments, Gain (Loss) Recognized in Income, Net (Deprecated 2013-01-31) | The amount of net gains and losses recognized in income during the period on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges, on derivative instruments designated and qualifying as hedging instruments in cash flow hedges, and on derivative instruments not designated as hedging instruments. | View |
| us-gaap | Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. | View |
| us-gaap | Derivative Liability | Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative Liability, Current | Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. | View |
| us-gaap | Derivative Liability, Collateral, Right to Reclaim Cash, Offset | Amount of right to receive cash collateral under master netting arrangements offset against derivative liabilities. | View |
| us-gaap | Derivative Liability Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | Fair value of a derivative liability (or nonderivative instrument) that is designated and qualifies as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. | View |
| us-gaap | Derivative Liability, Fair Value, Gross Asset | Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. | View |
| us-gaap | Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset | Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, and right to receive cash collateral under master netting arrangements. | View |
| us-gaap | Derivative Liability Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | Fair value of a derivative liability that is not designated or qualifying as a hedging instrument, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. | View |
| us-gaap | Direct Financing Lease, Deferred Selling Profit | Amount of deferred selling profit from direct financing lease. | View |
| us-gaap | Direct Financing Lease, Interest Income | Amount of interest income from net investment in direct financing lease. | View |
| us-gaap | Direct Financing Lease, Net Investment in Lease | Amount of net investment in direct financing lease. | View |
| us-gaap | Direct Financing Lease, Unguaranteed Residual Asset | Present value expected to be derived from underlying asset, following end of lease term, not guaranteed by lessee or other third party unrelated to lessor. | View |
| us-gaap | Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax | Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation. | View |
| us-gaap | Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax | Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation. | View |
| us-gaap | Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax | Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal. | View |
| us-gaap | Discontinued Operation, Tax Effect of Discontinued Operation | Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal. | View |
| us-gaap | Disposal Group, Including Discontinued Operation, Assets, Noncurrent | Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer. | View |
| us-gaap | Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations. | View |
| us-gaap | Distributed Earnings | The total amount of dividends declared in the period for each class of stock and the contractual amount of dividends (or interest on participating income bonds) that must be paid for the period (for example, unpaid cumulative dividends). Dividends declared in the current period do not include dividends declared in respect of prior-period unpaid cumulative dividends. Preferred dividends that are cumulative only if earned are deducted only to the extent that they are earned. | View |
| us-gaap | Dividends, Cash | Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. | View |
| us-gaap | Dividends, Common Stock | Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). | View |
| us-gaap | Dividends, Common Stock, Cash | Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. | View |
| us-gaap | Dividends Payable, Current | Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). | View |
| us-gaap | Earnings Per Share, Basic, Distributed | Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security. | View |
| us-gaap | Earnings Per Share, Diluted | The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. | View |
| us-gaap | Earnings Per Share, Diluted, Distributed | Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security, taking into account all dilutive potential common shares outstanding during the period. | View |
| us-gaap | Earnings Per Share, Diluted, Undistributed | The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security, after giving effect to all dilutive potential common shares outstanding during the period. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Percent | Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | Percentage of domestic federal statutory tax rate applicable to pretax income (loss). | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent | Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the income tax rates. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount | Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent | Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent | Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits. | View |
| us-gaap | Effect on Retained Earnings (Accumulated Deficit) Due to Change in Measurement Date, Net of Tax (Deprecated 2016-01-31) | Net of tax adjustment decreasing or increasing retained earnings due to a change in the measurement date for a defined benefit pension and other postretirement plan in the initial application of the measurement provision of FAS 158. | View |
| us-gaap | Share-based Payment Arrangement, Amount Capitalized | Amount of cost capitalized for award under share-based payment arrangement. | View |
| us-gaap | Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | Amount of cost not yet recognized for nonvested award under share-based payment arrangement. | View |
| us-gaap | Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition (Deprecated 2012-01-31) | The weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, using a decimal to express in number of years. | View |
| us-gaap | Share-based Payment Arrangement, Expense, Tax Benefit | Amount of tax benefit for recognition of expense of award under share-based payment arrangement. | View |
| us-gaap | Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31) | As of the latest balance sheet date presented, the total compensation cost related to outstanding, nonvested equity-based compensation awards not yet recognized (will be charged against earnings as services are performed or other vesting criteria are met). | View |
| us-gaap | Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards, Weighted Average Period of Recognition (Deprecated 2011-01-31) | The weighted average period over which unrecognized equity-based compensation costs are expected to be reported. | View |
| us-gaap | Energy Related Inventory | Carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies relating to a source of usable power held for future sale or future use in manufacturing or production process. | View |
| us-gaap | Equity Method Investment, Difference Between Carrying Amount and Underlying Equity | Difference between amount at which an investment accounted for under the equity method of accounting is carried (reported) on the balance sheet and amount of underlying equity in net assets the reporting Entity has in the investee. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Current Assets (Deprecated 2020-01-31) | The amount of current assets reported by an equity method investment of the entity. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Current Liabilities (Deprecated 2020-01-31) | The amount of current liabilities reported by an equity method investment of the entity. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Net Income (Loss) (Deprecated 2020-01-31) | The amount of net income (loss) reported by an equity method investment of the entity. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Noncurrent Assets (Deprecated 2020-01-31) | The amount of noncurrent assets reported by an equity method investment of the entity. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities (Deprecated 2020-01-31) | The amount of noncurrent liabilities reported by an equity method investment of the entity. | View |
| us-gaap | Equity Method Investment, Summarized Financial Information, Revenue (Deprecated 2020-01-31) | Amount of revenue from sale of product and rendering of service reported by equity method investee. | View |
| us-gaap | Equity Securities, FV-NI, Gain (Loss) | Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). | View |
| us-gaap | Excess of Replacement or Current Costs over Stated LIFO Value | The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized. | View |
| us-gaap | Excise and Sales Taxes | The amount of excise and sales taxes included in sales and revenues, which are then deducted as a cost of sales. Includes excise taxes, which are applied to specific types of transactions or items (such as gasoline or alcohol); and sales, use and value added taxes, which are applied to a broad class of revenue-producing transactions involving a wide range of goods and services. | View |
| us-gaap | Extinguishment of Debt, Amount | Gross amount of debt extinguished. | View |
| us-gaap | Fair Value, Assets, Level 1 to Level 2 Transfers, Amount | Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. | View |
| us-gaap | Fair Value, Assets, Level 2 to Level 1 Transfers, Amount | Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. | View |
| us-gaap | Fair Value, Assets Measured on Recurring Basis, Cash and Cash Equivalents (Deprecated 2011-01-31) | This element represents a certain statement of financial position asset caption which represents a class of assets, or which may include an individual asset, measured at fair value on a recurring basis. | View |
| us-gaap | Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss) | Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held. | View |
| us-gaap | Fair Value, Assets Measured on Recurring Basis, Derivative Financial Instruments, Assets (Deprecated 2011-01-31) | This element represents a certain statement of financial position asset caption which represents a class of assets, or which may include an individual asset, measured at fair value on a recurring basis. | View |
| us-gaap | Fair Value, Level 1 to level 2 Transfers, Amount (Deprecated 2012-01-31) | The amount of the transfers of assets or liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. | View |
| us-gaap | Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount | Amount of transfers of liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. | View |
| us-gaap | Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount | Amount of transfers of liabilities measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. | View |
| us-gaap | Fair Value, Liabilities Measured on Recurring Basis, Derivative Financial Instruments, Liabilities (Deprecated 2011-01-31) | This element represents a certain statement of financial position liability caption which represents a class of liabilities, or which may include an individual liability, measured at fair value on a recurring basis. | View |
| us-gaap | Fair Value, Measured on Recurring Basis, Investments (Deprecated 2011-01-31) | This element represents a certain statement of financial position asset caption which represents a class of assets, or which may include an individual asset, measured at fair value on a recurring basis. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (Deprecated 2012-01-31) | This element represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in earnings or resulted in a change in net asset value. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings | Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) | Amount of increase (decrease) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases | Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements) | Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements | Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 | Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net | Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 | Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. | View |
| us-gaap | Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings | Amount of gain (loss) recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3). | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Issues | Amount of issuances of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Purchases | Amount of purchases of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements | Amount of settlements of financial instrument classified as a derivative asset (liability) after deduction of derivative liability, measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers into Level 3 | Amount of transfers of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) into level 3 of the fair value hierarchy. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers out of Level 3 | Amount of transfers of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset) out of level 3 of the fair value hierarchy. | View |
| us-gaap | Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs | Fair value of financial instrument classified as derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. | View |
| us-gaap | Finance Lease, Interest Expense | Amount of interest expense on finance lease liability. | View |
| us-gaap | Finance Lease, Interest Payment on Liability | Amount of interest paid on finance lease liability. | View |
| us-gaap | Finance Lease, Liability | Present value of lessee's discounted obligation for lease payments from finance lease. | View |
| us-gaap | Finance Lease, Liability, Current | Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. | View |
| us-gaap | Finance Lease, Liability, Noncurrent | Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. | View |
| us-gaap | Finance Lease, Liability, Payment, Due | Amount of lessee's undiscounted obligation for lease payments for finance lease. | View |
| us-gaap | Finance Lease, Liability, to be Paid, Year One | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Liability, to be Paid, Year Five | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Liability, to be Paid, Year Four | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Liability, to be Paid, Year Three | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Liability, to be Paid, Year Two | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finance Lease, Liability, to be Paid, Remainder of Fiscal Year | Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year. | View |
| us-gaap | Finance Lease, Liability, Undiscounted Excess Amount | Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease. | View |
| us-gaap | Financing Receivable, Allowance for Credit Loss | Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. | View |
| us-gaap | Financing Receivable, Allowance for Credit Loss, Recovery | Amount of increase in allowance for credit loss on financing receivable from recovery. | View |
| us-gaap | Financing Receivable, Allowance for Credit Loss, Writeoff | Amount of writeoff of financing receivable, charged against allowance for credit loss. | View |
| us-gaap | Financing Receivable, Past Due | Amount of financing receivable past due. | View |
| us-gaap | Finite-Lived Intangible Assets, Accumulated Amortization | Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Year One | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year. | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Year Five | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Year Four | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Year Three | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Finite-Lived Intangible Asset, Expected Amortization, Year Two | Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | 3352378 | None | View |
| us-gaap | Finite-Lived Intangible Assets, Gross | Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. | View |
| us-gaap | Finite-Lived Intangible Assets, Net | Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. | View |
| us-gaap | Finite-Lived Intangible Assets, Useful Life, Minimum (Deprecated 2012-01-31) | The minimum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company. | View |
| us-gaap | Gain (Loss) on Disposition of Other Assets (Deprecated 2011-01-31) | The gains and losses included in results of operations resulting from the sale or disposal of other assets not otherwise defined. | View |
| us-gaap | Gain (Loss) on Disposition of Business | Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. | View |
| us-gaap | Gain (Loss) on Disposition of Other Assets | Amount of gain (loss) on sale or disposal of other assets. | View |
| us-gaap | Gain (Loss) on Disposition of Oil and Gas and Timber Property | Amount of gain (loss) on sale or disposal of oil and gas property or timber property. | View |
| us-gaap | Gain (Loss) on Disposition of Property Plant Equipment | Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. | View |
| us-gaap | Gain (Loss) on Sale of Assets and Asset Impairment Charges | Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value. | View |
| us-gaap | Gain (Loss) on Extinguishment of Debt | Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. | View |
| us-gaap | Goodwill | Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. | View |
| us-gaap | Goodwill, Acquired During Period | Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. | View |
| us-gaap | Goodwill, Period Increase (Decrease) | Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. | View |
| us-gaap | Goodwill, Written off Related to Sale of Business Unit | Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. | View |
| us-gaap | Guarantor Obligations, Current Carrying Value | The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. | View |
| us-gaap | Guarantor Obligations, Maximum Exposure, Undiscounted | Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. | View |
| us-gaap | Other than Temporary Impairment Losses, Investments | The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. | View |
| us-gaap | Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent | Amount after tax of income (loss) from continuing operations attributable to the parent. | View |
| us-gaap | Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest | Amount after tax of income (loss) from continuing operations attributable to the noncontrolling interest. | View |
| us-gaap | Income (Loss) from Continuing Operations before Income Taxes, Domestic | The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. | View |
| us-gaap | Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. | View |
| us-gaap | Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest | Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. | View |
| us-gaap | Lease, Cost | Amount of lease cost recognized by lessee for lease contract. | View |
| us-gaap | Income (Loss) from Continuing Operations, Per Basic Share | The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. | View |
| us-gaap | Income (Loss) from Continuing Operations, Per Diluted Share | The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. | View |
| us-gaap | Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest | Amount after tax of income (loss) from a discontinued operation attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. | View |
| us-gaap | Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent | Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. | View |
| us-gaap | Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share | Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. | View |
| us-gaap | Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share | Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. | View |
| us-gaap | Income (Loss) from Equity Method Investments | Amount of income (loss) for proportionate share of equity method investee's income (loss). | View |
| us-gaap | Income Tax Examination, Penalties Accrued | The amount of estimated penalties accrued as of the balance sheet date arising from income tax examinations. | View |
| us-gaap | Income Tax Expense (Benefit) | Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. | View |
| us-gaap | Income Tax Expense (Benefit), Intraperiod Tax Allocation | Amount of income tax expense (benefit) for continuing operations, discontinued operations, other comprehensive income, and items charged (credited) directly to shareholders' equity. | View |
| us-gaap | Income Taxes Paid | The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. | View |
| us-gaap | Income Taxes Paid, Net | The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for dividend paid to employee stock ownership plan. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Deduction, Medicare Prescription Drug Benefit, Amount | Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for Medicare prescription drug benefit subsidy. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount | Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity. | View |
| us-gaap | Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount | The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to noncontrolling interest income (loss) exempt from income taxes. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other nondeductible expenses. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount | Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to investment tax credit. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Settlement, Domestic, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to domestic income tax settlement. | View |
| us-gaap | Increase (Decrease) in Accounts and Other Receivables | The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables. | View |
| us-gaap | Increase (Decrease) in Accounts Payable | The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. | View |
| us-gaap | Increase (Decrease) in Accounts Receivable | The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services. | View |
| us-gaap | Increase (Decrease) in Income Taxes Payable | The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction. | View |
| us-gaap | Increase (Decrease) in Commodity Contract Assets and Liabilities | The increase (decrease) during the reporting period in the assets (liabilities) created through trading commodity-based derivative instruments. | View |
| us-gaap | Increase (Decrease) in Derivative Assets and Liabilities | The increase (decrease) during the period in the net carrying value of derivative instruments reported as assets and liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer). | View |
| us-gaap | Increase (Decrease) in Inventories | The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. | View |
| us-gaap | Increase (Decrease) in Operating Capital | The increase (decrease) during the reporting period of all assets and liabilities used in operating activities. | View |
| us-gaap | Increase (Decrease) in Other Operating Assets | Amount of increase (decrease) in operating assets classified as other. | View |
| us-gaap | Increase (Decrease) in Other Operating Assets and Liabilities, Net | Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other. | View |
| us-gaap | Increase (Decrease) in Other Operating Liabilities | Amount of increase (decrease) in operating liabilities classified as other. | View |
| us-gaap | Increase (Decrease) in Obligation, Pension Benefits | Amount of increase (decrease) in obligation for pension benefits. Includes, but is not limited to, defined benefit or defined contribution plans. Excludes other postretirement benefits. | View |
| us-gaap | Lessee, Operating Lease, Liability, to be Paid | Amount of lessee's undiscounted obligation for lease payment for operating lease. | View |
| us-gaap | Increase (Decrease) in Prepaid Pension Costs (Deprecated 2017-01-31) | The increase (decrease) during the reporting period in prepaid pension costs. | View |
| us-gaap | Increase (Decrease) in Recoverable Refundable Gas Costs | The increase (decrease) during the reporting period in the asset or liability created by a public utility's ability to recover gas costs that are higher or lower than the basic cost included in rate payer calculations. | View |
| us-gaap | Increase (Decrease) in Regulatory Assets and Liabilities | The increase (decrease) during the reporting period in the value of assets that are created when regulatory agencies permits public utilities to defer costs (revenues) to the balance sheet. This element is a the increase (decrease) of regulatory assets and liabilities combined. | View |
| us-gaap | Increase (Decrease) in Regulatory Clause Revenue | The increase (decrease) during the reporting period in unrecovered fuel costs for a regulated utility company. | View |
| us-gaap | Increase (Decrease) in Restricted Cash | The net cash inflow or outflow for the increase (decrease) associated with funds that are not available for withdrawal or use (such as funds held in escrow) and are associated with underlying transactions that are classified as investing activities. | View |
| us-gaap | Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements | Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. | View |
| us-gaap | Indefinite-lived Intangible Assets (Excluding Goodwill) | Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. | View |
| us-gaap | Intangible Assets, Current | The current portion of nonphysical assets, excluding financial assets, if these assets are classified into the current and noncurrent portions. | View |
| us-gaap | Intangible Assets, Gross (Excluding Goodwill) | Amount before accumulated amortization of intangible assets, excluding goodwill. | View |
| us-gaap | Intangible Assets, Net (Excluding Goodwill) | Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. | View |
| us-gaap | Capitalized Interest Costs, Including Allowance for Funds Used During Construction | Amount of interest capitalized, including amount of allowance for funds used during construction. | View |
| us-gaap | Interest Expense | Amount of the cost of borrowed funds accounted for as interest expense. | View |
| us-gaap | Interest Income, Operating | Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities. | View |
| us-gaap | Interest Paid, Excluding Capitalized Interest, Operating Activities | Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. | View |
| us-gaap | Interest Payable, Current | Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). | View |
| us-gaap | Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net | The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months. | View |
| us-gaap | Inventory, Finished Goods, Gross | Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. | View |
| us-gaap | Inventory, Raw Materials, Gross | Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. | View |
| us-gaap | Inventory, Raw Materials and Supplies, Gross | Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. | View |
| us-gaap | Investment Income, Interest | Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. | View |
| us-gaap | Investments, Fair Value Disclosure | Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. | View |
| us-gaap | Junior Subordinated Notes, Noncurrent | Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments, excluding current portion. | View |
| us-gaap | Operating Leases, Rent Expense | Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Year Four | Amount of lease payment to be received by lessor for operating lease in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Year One | Amount of lease payment to be received by lessor for operating lease in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year | Amount of lease payment to be received by lessor for operating lease in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, after Year Five | Amount of lease payment to be received by lessor for operating lease after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Year Three | Amount of lease payment to be received by lessor for operating lease in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Lessor, Operating Lease, Payment to be Received, Year Two | Amount of lease payment to be received by lessor for operating lease in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Letters of Credit Outstanding, Amount | The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. | View |
| us-gaap | LIFO Inventory Amount | The amount of LIFO (last in first out) inventory present at the reporting date when inventory is also valued using different valuation methods. | View |
| us-gaap | Liabilities and Equity | Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. | View |
| us-gaap | Liabilities, Current | Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. | View |
| us-gaap | Liabilities, Noncurrent | Amount of obligation due after one year or beyond the normal operating cycle, if longer. | View |
| us-gaap | Disposal Group, Including Discontinued Operation, Liabilities, Current | Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer. | View |
| us-gaap | Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31) | Amount borrowed under the credit facility as of the balance sheet date. | View |
| us-gaap | Line of Credit Facility, Current Borrowing Capacity | Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. | View |
| us-gaap | Line of Credit Facility, Increase, Additional Borrowings (Deprecated 2013-01-31) | Increase for additional borrowings on the credit facility during the period. | View |
| us-gaap | Line of Credit Facility, Maximum Borrowing Capacity | Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. | View |
| us-gaap | Line of Credit Facility, Remaining Borrowing Capacity | Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). | View |
| us-gaap | Line of Credit, Current | The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. | View |
| us-gaap | Long-term Commercial Paper, Current | Carrying value as of the balance sheet date of the current portion of long-term unsecured obligations issued by corporations and other borrowers to investors (with maturities initially due after one year or beyond the operating cycle if longer). | View |
| us-gaap | Long-term Debt | Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. | View |
| us-gaap | Long-term Debt and Lease Obligation | Amount of long-term debt and lease obligation, classified as noncurrent. | View |
| us-gaap | Long-term Debt and Lease Obligation, Current | Amount of long-term debt and lease obligation, classified as current. | View |
| us-gaap | Long-term Debt, Current Maturities | Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. | View |
| us-gaap | Long-term Debt, Fair Value | The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. | View |
| us-gaap | Long-Term Debt, Maturity, after Year Five | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Long-Term Debt, Maturity, Year One | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from continuing operations available to common shareholders. | View |
| us-gaap | Long-Term Debt, Maturity, Year Four | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Long-Term Debt, Maturity, Year Three | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Long-Term Debt, Maturity, Year Two | Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Long-term Debt, Excluding Current Maturities | Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. | View |
| us-gaap | Long-term Investments | The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). | View |
| us-gaap | Long-term Purchase Commitment, Amount | The minimum amount the entity agreed to spend under the long-term purchase commitment. | View |
| us-gaap | Long-term Transition Bond, Noncurrent | Long-Term transition bonds are bonds under the Competition Act in which the proceeds of Transition Bonds are required to be used principally to reduce qualified stranded costs and the related capitalization of the utility. This represents the noncurrent portion. | View |
| us-gaap | Long-term Transition Bond, Current | Long-Term transition bonds are bonds under the Competition Act in which the proceeds of Transition Bonds are required to be used principally to reduce qualified stranded costs and the related capitalization of the utility. This represents the current portion. | View |
| us-gaap | Long-term Transition Bond | Long-Term transition bonds are bonds under the Competition Act in which the proceeds of Transition Bonds are required to be used principally to reduce qualified stranded costs and the related capitalization of the utility. This represents the current and noncurrent portions. The initial maturity is beyond one year or beyond the normal operating cycle, if longer. | View |
| us-gaap | Loss Contingency, Estimate of Possible Loss | Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. | View |
| us-gaap | Stockholders' Equity Attributable to Noncontrolling Interest | Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest). | View |
| us-gaap | Net Cash Provided by (Used in) Financing Activities | Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. | View |
| us-gaap | Net Cash Provided by (Used in) Investing Activities | Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. | View |
| us-gaap | Net Cash Provided by (Used in) Operating Activities | Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. | View |
| us-gaap | Net Income (Loss) Attributable to Parent | The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. | View |
| us-gaap | Net Income (Loss) Attributable to Noncontrolling Interest | Amount of Net Income (Loss) attributable to noncontrolling interest. | View |
| us-gaap | Net Income (Loss) Available to Common Stockholders, Basic | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. | View |
| us-gaap | Net Income (Loss) Available to Common Stockholders, Diluted | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders. | View |
| us-gaap | Net Investment in Lease | Amount of net investment in sales-type and direct financing lease. | View |
| us-gaap | Net Investment in Lease, Current | Amount of net investment in sales-type and direct financing lease, classified as current. | View |
| us-gaap | Net Investment in Lease, Noncurrent | Amount of net investment in sales-type and direct financing lease, classified as noncurrent. | View |
| us-gaap | Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component | Amount of expense (reversal of expense) for net periodic benefit cost components, excluding service cost component, of defined benefit plan. Amount includes, but is not limited to, interest cost, expected (return) loss on plan asset, amortization of prior service cost (credit), amortization of (gain) loss, amortization of transition (asset) obligation, settlement (gain) loss, curtailment (gain) loss and certain termination benefits. | View |
| us-gaap | New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Basic Earnings Per Share (Deprecated 2020-01-31) | Amount of the effect of a change in accounting principle on basic earnings per share. | View |
| us-gaap | New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Diluted Earnings Per Share (Deprecated 2020-01-31) | Amount of the effect of a change in accounting principle on diluted earnings per share. | View |
| us-gaap | Nonoperating Income (Expense) | The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). | View |
| us-gaap | Financing Receivable, after Allowance for Credit Loss, Noncurrent | Amount, after allowance for credit loss, of financing receivable, classified as noncurrent. | View |
| us-gaap | Notes Payable, Fair Value Disclosure | Fair value portion of notes payable. | View |
| us-gaap | Notes Receivable, Fair Value Disclosure | Fair value portion of an agreement for an unconditional promise by the maker to pay the holder a definite sum of money at a future date. | View |
| us-gaap | Financing Receivable, after Allowance for Credit Loss | Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement. | View |
| us-gaap | Number of Businesses Acquired | The number of businesses acquired by the entity during the period. | View |
| us-gaap | Operating Expenses | Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. | View |
| us-gaap | Operating Income (Loss) | The net result for the period of deducting operating expenses from operating revenues. | View |
| us-gaap | Operating Lease, Cost | Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. | View |
| us-gaap | Operating Lease, Lease Income, Lease Payments | Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable. | View |
| us-gaap | Operating Lease, Liability | Present value of lessee's discounted obligation for lease payments from operating lease. | View |
| us-gaap | Operating Lease, Liability, Current | Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. | View |
| us-gaap | Operating Lease, Liability, Noncurrent | Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. | View |
| us-gaap | Operating Lease, Payments | Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. | View |
| us-gaap | Operating Lease, Right-of-Use Asset | Amount of lessee's right to use underlying asset under operating lease. | View |
| us-gaap | Operating Leases, Future Minimum Payments Due | Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. | View |
| us-gaap | Operating Leases, Future Minimum Payments Due, Next Twelve Months | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Operating Leases, Future Minimum Payments, Due in Five Years | Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31) | Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax. | View |
| us-gaap | Operating Leases, Future Minimum Payments Receivable | Future minimum rental payments in aggregate as of the balance sheet date under operating leases. | View |
| us-gaap | Operating Leases, Income Statement, Contingent Revenue | Amount of contingent rental revenue recognized for the period under lease, based on the occurrences of an event or condition. | View |
| us-gaap | Operating Lease, Variable Lease Income | Amount of operating lease income from variable lease payments paid and payable to lessor, excluding amount included in measurement of lease receivable. | View |
| us-gaap | Operating Lease, Weighted Average Discount Rate, Percent | Weighted average discount rate for operating lease calculated at point in time. | View |
| us-gaap | Other Assets, Current | Amount of current assets classified as other. | View |
| us-gaap | Other Assets, Miscellaneous, Noncurrent | Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer. | View |
| us-gaap | Other Assets, Noncurrent | Amount of noncurrent assets classified as other. | View |
| us-gaap | Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31) | Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax (Deprecated 2012-01-31) | The increase (decrease) in accumulated comprehensive income during the period related to pension and other postretirement benefit plans, after tax. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax (Deprecated 2012-01-31) | Tax effects of the increase (decrease) to accumulated comprehensive income during the period related to benefit plans. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2013-01-31) | Net of tax amount of the income statement impact of the reclassification adjustment of accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges realized in net income. Also includes reclassification adjustments of an entity's share of an equity investee's deferred hedging gain (loss) realized in net income. | View |
| us-gaap | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31) | Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax. | View |
| us-gaap | Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax (Deprecated 2012-01-31) | Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax | Amount of tax expense (benefit), before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. | View |
| us-gaap | OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax | Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. | View |
| us-gaap | OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax | Amount, after adjustment, of tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. | View |
| us-gaap | Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | Amount after tax, before reclassification adjustments of other comprehensive income (loss). | View |
| us-gaap | Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax | Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. | View |
| us-gaap | Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax | Amount, after reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. | View |
| us-gaap | Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). | View |
| us-gaap | Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax | Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. | View |
| us-gaap | Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax | Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. | View |
| us-gaap | Other Comprehensive Income (Loss), Net of Tax | Amount after tax and reclassification adjustments of other comprehensive income (loss). | View |
| us-gaap | Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31) | This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label. | View |
| us-gaap | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax | Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. | View |
| us-gaap | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Tax | Amount of tax (expense) benefit for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). | View |
| us-gaap | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax | Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income of defined benefit plan. | View |
| us-gaap | Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | Amount after tax of reclassification adjustments of other comprehensive income (loss). | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment for Write-down of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31) | Reclassification adjustment for unrealized gains or losses realized upon the write-down of securities, after tax. | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2012-01-31) | Net of tax effect of the reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. | View |
| us-gaap | Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax (Deprecated 2012-01-31) | Tax effect on reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. | View |
| us-gaap | Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax | Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). | View |
| us-gaap | Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax | Amount of tax expense (benefit), before reclassification adjustments, related to increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). | View |
| us-gaap | OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax | Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. | View |
| us-gaap | OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax | Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. | View |
| us-gaap | Other Cost and Expense, Operating | The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation. | View |
| us-gaap | Other Depreciation and Amortization | Amount of expense charged against earnings to allocate the cost of tangible and intangible assets over their remaining economic lives, classified as other. | View |
| us-gaap | Other Income | Amount of revenue and income classified as other. | View |
| us-gaap | Other Intangible Assets, Net | Amount after accumulated amortization of finite-lived and indefinite-lived intangible assets classified as other. | View |
| us-gaap | Other Inventory, Gross | Amount before valuation and LIFO reserves of other inventory expected to be sold, or consumed within one year or operating cycle, if longer. | View |
| us-gaap | Other Inventory, Supplies, Gross | Amount before valuation and LIFO reserves of other supplies used within the manufacturing or production process expected to be consumed within one year or operating cycle, if longer. | View |
| us-gaap | Other Liabilities, Current | Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer. | View |
| us-gaap | Other Liabilities, Noncurrent | Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. | View |
| us-gaap | Other Long-term Debt, Noncurrent | Amount of long-term debt classified as other, payable after one year or the operating cycle, if longer. | View |
| us-gaap | Other Long-term Investments | Amount of long-term investments classified as other. | View |
| us-gaap | Other Noncash Income (Expense) | Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. | View |
| us-gaap | Other Nonoperating Expense | Amount of expense related to nonoperating activities, classified as other. | View |
| us-gaap | Other Nonoperating Income | Amount of income related to nonoperating activities, classified as other. | View |
| us-gaap | Other Nonrecurring (Income) Expense | Amount of other expense (income) that is infrequent in occurrence or unusual in nature. | View |
| us-gaap | Payment for Other Postretirement Benefits | Amount of cash outflow for other postretirement benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes pension benefit. | View |
| us-gaap | Regulated and Unregulated Operating Revenue | The total amount of operating revenues recognized during the period. | View |
| us-gaap | Other Receivables | Amount due from parties in nontrade transactions, classified as other. | View |
| us-gaap | Other Receivables, Net, Current | Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer. | View |
| us-gaap | Other Short-term Borrowings | Amount of borrowings classified as other, maturing within one year or the normal operating cycle, if longer. | View |
| us-gaap | Other Sundry Liabilities, Noncurrent | Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are expected to be paid after one year (or the normal operating cycle, if longer), from the balance sheet date. | View |
| us-gaap | Participating Securities, Distributed and Undistributed Earnings (Loss), Basic | Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method. | View |
| us-gaap | Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted | Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the diluted earnings (loss) per share or per unit calculation under the two-class method. | View |
| us-gaap | Payment for Contingent Consideration Liability, Financing Activities | Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date. | View |
| us-gaap | Payments for (Proceeds from) Other Investing Activities | Amount of cash (inflow) outflow from investing activities classified as other. | View |
| us-gaap | Payments for Repurchase of Common Stock | The cash outflow to reacquire common stock during the period. | View |
| us-gaap | Payment for Debt Extinguishment or Debt Prepayment Cost | Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. | View |
| us-gaap | Payments of Ordinary Dividends, Common Stock | Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. | View |
| us-gaap | Payments to Acquire Available-for-sale Securities | The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity. | View |
| us-gaap | Payments to Acquire Businesses, Gross | The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. | View |
| us-gaap | Payments to Acquire Businesses, Net of Cash Acquired | The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. | View |
| us-gaap | Payments to Acquire Equity Method Investments | The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. | View |
| us-gaap | Payments to Acquire Notes Receivable | The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics. | View |
| us-gaap | Payments to Acquire Other Investments | Amount of cash outflow to acquire investments classified as other. | View |
| us-gaap | Payments to Noncontrolling Interests | Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. | View |
| us-gaap | Payment for Pension Benefits | Amount of cash outflow for pension benefit. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. Excludes other postretirement benefit. | View |
| us-gaap | Preferred Stock, Par or Stated Value Per Share | Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. | View |
| us-gaap | Prepaid Taxes | Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer. | View |
| us-gaap | Property, Plant and Equipment, Gross | Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. | View |
| us-gaap | Regulated Operating Revenue | The total amount of regulated operating revenues recognized during the period. | View |
| us-gaap | Defined Benefit Plan, Prescription Drug Benefit, Net Periodic Postretirement Benefit Cost, (Increase) Decrease for Subsidy | Amount of (increase) decrease in net periodic benefit cost from government subsidy for prescription drug benefits. | View |
| us-gaap | Prescription Drug Subsidy Receipts, Year One (Deprecated 2012-01-31) | Amount of the prescription drug subsidy receipts expected to be received in Year 1 after the balance sheet date. | View |
| us-gaap | Prescription Drug Subsidy Receipts, Year Two (Deprecated 2012-01-31) | Amount of the prescription drug subsidy receipts expected to be received in Year 2 after the balance sheet date. | View |
| us-gaap | Proceeds from Collection of Notes Receivable | The cash inflow associated with principal collections from a borrowing supported by a written promise to pay an obligation. | View |
| us-gaap | Proceeds from Divestiture of Businesses | The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period. | View |
| us-gaap | Proceeds from Divestiture of Businesses and Interests in Affiliates | The cash inflow associated with the amount received from the sale of a business segment or subsidiary or sale of an entity that is related to it but not strictly controlled during the period (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment). | View |
| us-gaap | Proceeds from Equity Method Investment, Distribution, Return of Capital | Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities. | View |
| us-gaap | Proceeds from Issuance of Common Stock | The cash inflow from the additional capital contribution to the entity. | View |
| us-gaap | Proceeds from Issuance of Long-term Debt | The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. | View |
| us-gaap | Proceeds from Issuance of Mandatory Redeemable Capital Securities | The cash inflow from issuance of an equity security that embodies an unconditional obligation requiring the issuer to redeem the security by transferring the assets at a specified or determinable date (or dates) that is (or are) initially more than one year (or the normal operating cycle, if longer) from the issuance date, or upon an event that is certain to occur beyond one year (or the normal operating cycle, if longer) from the issuance date. | View |
| us-gaap | Proceeds from Lines of Credit | Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. | View |
| us-gaap | Proceeds from Noncontrolling Interests | Amount of cash inflow from a noncontrolling interest. Includes, but is not limited to, purchase of additional shares or other increase in noncontrolling interest ownership. | View |
| us-gaap | Proceeds from (Payments for) Other Financing Activities | Amount of cash inflow (outflow) from financing activities classified as other. | View |
| us-gaap | Proceeds from (Repayments of) Short-term Debt | The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer. | View |
| us-gaap | Proceeds from Sale and Collection of Notes Receivable | The cash inflow associated with the proceeds from sale of notes receivable, as well as principal collections from a borrowing supported by a written promise to pay an obligation (note receivable). | View |
| us-gaap | Proceeds from Sale and Maturity of Other Investments | The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy. | View |
| us-gaap | Proceeds from Sale of Available-for-sale Securities | The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities. | View |
| us-gaap | Proceeds from Sale of Oil and Gas Property and Equipment | The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations. | View |
| us-gaap | Proceeds from Sale of Other Productive Assets | Amount of cash inflow from the sale of tangible or intangible assets used to produce goods or deliver services, classified as other. | View |
| us-gaap | Proceeds from Sale of Productive Assets | The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. | View |
| us-gaap | Proceeds from Short-term Debt | The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer. | View |
| us-gaap | Professional Fees | A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. | View |
| us-gaap | Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. | View |
| us-gaap | Regulatory Assets | The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period. | View |
| us-gaap | Property, Plant and Equipment, Other, Gross | Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale. | View |
| us-gaap | Property, Plant and Equipment, Other, Accumulated Depreciation | Amount of accumulated depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other. | View |
| us-gaap | Property, Plant and Equipment, Useful Life, Minimum (Deprecated 2012-01-31) | The minimum useful life of long lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. | View |
| us-gaap | Property Subject to or Available for Operating Lease, Accumulated Depreciation | The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date. | View |
| us-gaap | Property Subject to or Available for Operating Lease, Gross | Amount before accumulated depreciation of physical assets used in the normal conduct of business to produce goods and services subject to or available for lease. | View |
| us-gaap | Financing Receivable, Credit Loss, Expense (Reversal) | Amount of credit loss expense (reversal of expense) for financing receivable. | View |
| us-gaap | Public Utilities, Allowance for Funds Used During Construction, Capitalized Cost of Equity | The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets. | View |
| us-gaap | Allowance for Funds Used During Construction, Capitalized Interest | Amount capitalized of allowance for funds used during construction. | View |
| us-gaap | Public Utilities, Property, Plant and Equipment, Accumulated Depreciation | Period end book value of accumulated depreciation on property, plant and equipment (PPE) that is owned by the regulated operations of the public utility. | View |
| us-gaap | Public Utilities, Property, Plant and Equipment, Net | Period end amount of total net PPE. | View |
| us-gaap | Public Utilities, Property, Plant and Equipment, Other Property, Plant and Equipment | Period end book value of other property, plant and equipment (PPE) owned (but not classified elsewhere) by the public utility. | View |
| us-gaap | Purchase Obligation | Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. | View |
| us-gaap | Purchase Obligation, to be Paid, after Year Five | Amount of purchase arrangement to be paid after fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Year Five | Amount of purchase arrangement to be paid in fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Year Four | Amount of purchase arrangement to be paid in fourth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Year One | Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Year Two | Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Year Three | Amount of purchase arrangement to be paid in third fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Purchase Obligation, to be Paid, Remainder of Fiscal Year | Amount of purchase arrangement to be paid in remainder of current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. | View |
| us-gaap | Regulatory Assets, Noncurrent | Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer. | View |
| us-gaap | Regulatory Liabilities | The amount for the individual regulatory liability as itemized in a table of regulatory liabilities as of the end of the period. | View |
| us-gaap | Regulatory Liability, Current | The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period. | View |
| us-gaap | Regulatory Liability, Noncurrent | The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period. | View |
| us-gaap | Repayments of Long-term Debt | The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. | View |
| us-gaap | Repayments of Short-term Debt | The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer. | View |
| us-gaap | Restricted Cash and Cash Equivalents, Current | Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. | View |
| us-gaap | Retained Earnings (Accumulated Deficit) | The cumulative amount of the reporting entity's undistributed earnings or deficit. | View |
| us-gaap | Retained Earnings, Undistributed Earnings from Equity Method Investees | Amount of consolidated retained earnings that represent undistributed (not yet received) earnings from 50% or less owned persons accounted for by the equity method (equity method investees). | View |
| us-gaap | Revenue, Remaining Performance Obligation, Amount | Amount of transaction price allocated to performance obligation that has not been recognized as revenue. | View |
| us-gaap | Revenues | Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). | View |
| us-gaap | Segment Reporting Information, Intersegment Revenue (Deprecated 2013-01-31) | Amount of revenue from transactions with other operating segments of the same entity. | View |
| us-gaap | Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | Amount of increase in right-of-use asset obtained in exchange for finance lease liability. | View |
| us-gaap | Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | Amount of increase in right-of-use asset obtained in exchange for operating lease liability. | View |
| us-gaap | Revenue, Net (Deprecated 2018-01-31) | Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. | View |
| us-gaap | Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases. | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Five | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Four | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year One | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Remainder of Fiscal Year | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions | Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Three | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Two | Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). | View |
| us-gaap | Sales-type Lease, Net Investment in Lease | Amount of net investment in sales-type lease. | View |
| us-gaap | Sales-type Lease, Selling Profit (Loss) | Amount of profit (loss) recognized at commencement from sales-type lease. | View |
| us-gaap | Segment Reporting Information, Assets (Deprecated 2011-01-31) | Amount of total assets attributed to the reportable segment. | View |
| us-gaap | Segment Reporting Information, Depreciation, Depletion, and Amortization Expense (Deprecated 2011-01-31) | Amount of depreciation, depletion, and amortization expense for the reportable segment. Such disclosure is presented if the amount is: (a) is included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. | View |
| us-gaap | Segment Reporting Information, Expenditures for Additions to Long-Lived Assets (Deprecated 2011-01-31) | Total expenditures for additions to long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets of the reportable segment. | View |
| us-gaap | Segment Reporting Information, Goodwill (Deprecated 2011-01-31) | Carrying amount attributed to the reportable segment of goodwill (adjusted for any amortization and impairment charges), which is the cumulative amount paid in excess of the fair value of net assets acquired in one or more business combination transactions. | View |
| us-gaap | Segment Reporting Information, Income Tax Expense (Benefit) (Deprecated 2011-01-31) | Amount of income tax expense or benefit attributed to a reportable segment. | View |
| us-gaap | Segment Reporting Information, Interest Expense (Deprecated 2011-01-31) | Amount of interest expense for the reportable segment. Such disclosure is presented if the amount is: (a) included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. | View |
| us-gaap | Segment Reporting Information, Interest Income (Deprecated 2011-01-31) | Amount of interest revenue for the reportable segment. Such disclosure is presented if the amount is: (a) included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. | View |
| us-gaap | Segment Reporting Information, Intersegment Revenue (Deprecated 2011-01-31) | Amount of revenue from transactions with other operating segments of the same entity. Such disclosure is presented if the amount is: (a) included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. | View |
| us-gaap | Segment Reporting Information, Profit (Loss) (Deprecated 2011-01-31) | Amount of profit or loss recognized by the reportable segment. | View |
| us-gaap | Segment Reporting Information, Revenue for Reportable Segment (Deprecated 2013-01-31) | Amount of total revenue for the reportable segments, including revenue from external customers, transactions with other operating segments of the same entity, and (gross) interest revenue. All considered to be "operating revenue" for purposes of the taxonomy. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate | The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31) | The period of time an equity-based award is expected to be outstanding. An equity-based award's expected term is generally determined based on, among other factors, the instrument's contractual term and the effects of employees' expected exercise and post-vesting employment termination behavior. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate | The risk-free interest rate assumption that is used in valuing an option on its own shares. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | Number of shares authorized for issuance under share-based payment arrangement. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number | The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31) | The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (Deprecated 2011-01-31) | The decrease in the number of reserved shares that could potentially be issued attributable to the exercise or conversion during the reporting period of previously issued stock options under the option plan. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value | Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period | For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price | Weighted average price of options that were either forfeited or expired. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | The weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated during the reporting period due to noncompliance with plan terms during the reporting period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures | Net number of share options (or share units) granted during the period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | Gross number of share options (or share units) granted during the period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options awarded under the plan during the reporting period. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | Number of options outstanding, including both vested and non-vested options. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. | View |
| us-gaap | Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | Weighted average price at which option holders acquired shares when converting their stock options into shares. | View |
| us-gaap | Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price | Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. | View |
| us-gaap | Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. | View |
| us-gaap | Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding | The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. | View |
| us-gaap | Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning Balance (Deprecated 2011-01-31) | The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. | View |
| us-gaap | Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term (Deprecated 2011-01-31) | The weighted-average period remaining as of the balance sheet date until option expiration pertaining to the outstanding stock options for all option plans in the customized range of exercise prices, which may be expressed in a variety of ways (for example, years, months). | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value | Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares | Number of options vested. | View |
| us-gaap | Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price | Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. | View |
| us-gaap | Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31) | The weighted-average period remaining as of the balance sheet date until option expiration pertaining to the outstanding stock options for all option plans in the customized range of exercise prices, which may be expressed in a variety of ways (for example, years, months). | View |
| us-gaap | Shares Issued, Price Per Share | Per share or per unit amount of equity securities issued. | View |
| us-gaap | Short-term Debt | Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. | View |
| us-gaap | Short-term Debt, Weighted Average Interest Rate, at Point in Time | Weighted average interest rate of short-term debt outstanding calculated at point in time. | View |
| us-gaap | Short-term Lease, Cost | Amount of short-term lease cost, excluding expense for lease with term of one month or less. | View |
| us-gaap | Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit | The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. | View |
| us-gaap | Stockholders' Equity Attributable to Parent | Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. | View |
| us-gaap | Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. | View |
| us-gaap | Stockholders' Equity Note, Spinoff Transaction | The change in equity as a result of a spin-off transaction (a regular or reverse spin-off) which is based on the recorded amounts. | View |
| us-gaap | Stockholders' Equity, Other | This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy. | View |
| us-gaap | Stock Issued (Deprecated 2011-01-31) | The fair value of stock issued in noncash financing activities. | View |
| us-gaap | Stock Issued | The fair value of stock issued in noncash financing activities. | View |
| us-gaap | Stock Issued During Period, Shares, Acquisitions | Number of shares of stock issued during the period pursuant to acquisitions. | View |
| us-gaap | Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | Number of share options (or share units) exercised during the current period. | View |
| us-gaap | Stock Issued During Period, Value, Acquisitions | Value of stock issued pursuant to acquisitions during the period. | View |
| us-gaap | Stock Issued During Period, Value, Employee Benefit Plan | Value of shares issued during the period to an employee benefit plan, such as a defined contribution or defined benefit plan. | View |
| us-gaap | Stock Issued During Period, Value, New Issues | Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. | View |
| us-gaap | Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture | Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). | View |
| us-gaap | Stock or Unit Option Plan Expense | Amount of noncash expense for option under share-based payment arrangement. | View |
| us-gaap | Stock Repurchased and Retired During Period, Value | Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). | View |
| us-gaap | Stock Repurchased During Period, Value | Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. | View |
| us-gaap | Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Liability, Provisional Income Tax Benefit (Deprecated 2020-01-31) | Amount of reasonable estimate for income tax benefit for which accounting for tax effect for remeasurement of deferred tax liability from change in tax rate is incomplete pursuant to Tax Cuts and Jobs Act. | View |
| us-gaap | Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit) | Amount of income tax expense (benefit) for measurement period adjustment from accounting for tax effect pursuant to Tax Cuts and Jobs Act. | View |
| us-gaap | Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect | Amount of increase (decrease) in accumulated other comprehensive income (AOCI) for reclassification to retained earnings of tax effect from remeasurement of deferred tax pursuant to Tax Cuts and Jobs Act. | View |
| us-gaap | Taxes, Miscellaneous | All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax. | View |
| us-gaap | Trading Securities, Realized Gain (Loss) | Amount of gain (loss) realized from securities classified as trading. | View |
| us-gaap | Trading Securities, Change in Unrealized Holding Gain (Loss) | Amount of unrealized holding gain (loss) recognized in the income statement for investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading. | View |
| us-gaap | Unbilled Contracts Receivable | Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet. | View |
| us-gaap | Undistributed Earnings, Basic | The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed. | View |
| us-gaap | Undistributed Earnings, Diluted | The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed. Includes the adjustments resulting from the assumption that dilutive securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions. | View |
| us-gaap | Unrecognized Tax Benefits | Amount of unrecognized tax benefits. | View |
| us-gaap | Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. | View |
| us-gaap | Unrecognized Tax Benefits, Income Tax Penalties Accrued | Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return. | View |
| us-gaap | Unrecognized Tax Benefits, Interest on Income Taxes Accrued | Amount of interest expense accrued for an underpayment of income taxes. | View |
| us-gaap | Unrecognized Tax Benefits, Interest on Income Taxes Expense | Amount of interest expense for an underpayment of income taxes. | View |
| us-gaap | Unrecognized Tax Benefits, Period Increase (Decrease) | Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. | View |
| us-gaap | Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations | Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. | View |
| us-gaap | Unrecognized Tax Benefits that Would Impact Effective Tax Rate | The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. | View |
| us-gaap | Unregulated Operating Revenue | The amount of unregulated operating revenues recognized during the period. | View |
| us-gaap | Utilities Operating Expense, Maintenance and Operations | Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation. | View |
| us-gaap | Utilities Operating Expense, Products and Services | Amount of operating expense for products and services of regulated operation. | View |
| us-gaap | Electric and Gas Revenue (Deprecated 2018-01-31) | The aggregate amount of revenues for public and other utilities generated by the sale of electricity, water, gas, and other services. | View |
| us-gaap | SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment | Amount of increase (decrease) in valuation and qualifying accounts and reserves from adjustment. | View |
| us-gaap | SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense | Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense. | View |
| us-gaap | SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Other Account | Amount of increase in valuation and qualifying accounts and reserves from charge to accounts other than cost and expense. | View |
| us-gaap | SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction | Amount of decrease in valuation and qualifying accounts and reserves. | View |
| us-gaap | Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount | The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE). | View |
| us-gaap | Variable Lease, Cost | Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. | View |
| us-gaap | Weighted Average Number Diluted Shares Outstanding Adjustment | The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. | View |
| us-gaap | Weighted Average Number of Shares Outstanding, Diluted | The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. | View |
| us-gaap | Weighted Average Number of Shares Outstanding, Basic and Diluted | Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS). | View |
| us-gaap | Weighted Average Number of Shares Outstanding, Basic | Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. | View |
| us-gaap | Weighted Average Number of Shares, Restricted Stock | Number of shares of restricted stock determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period. Restricted shares are subject to sales, contractual, regulatory or other restrictions that prevent or inhibit the holder from freely disposing of them before the restriction ends. | View |
| us-gaap | Deferred Tax Assets, Equity Method Investments | Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from equity method investments. | View |
| us-gaap | Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment | Amount of increase (decrease) in benefit obligation of defined benefit plan from change in terms of existing plan or initiation of new plan. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount | Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. | View |
| us-gaap | Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease | The total depreciation charge recorded for property subject to or held for lease. | View |
| us-gaap | Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, before Accumulated Amortization | Amount, before accumulated amortization, of capitalized implementation cost from hosting arrangement that is service contract. | View |
| us-gaap | Hosting Arrangement, Service Contract, Implementation Cost, Expense, Amortization | Amount of amortization expense for capitalized implementation cost from hosting arrangement that is service contract. | View |
| us-gaap | Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent | Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). | View |
| us-gaap | Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Percent | Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to investment tax credit. | View |
| us-gaap | Other Short-term Investments | Amount of short-term investments classified as other. | View |
Chart of Accounts => Accounts
| Name | View |
|---|---|
| Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets | View |
| Capital Lease Obligations, Noncurrent | View |
| Capital Leases, Contingent Rental Payments Due | View |
| Capital Leases, Future Minimum Payments Due | View |
| Capital Leases, Future Minimum Payments Due, Next Twelve Months | View |
| Capital Leases, Future Minimum Payments Due in Five Years | View |
| Capital Leases, Future Minimum Payments Due in Four Years | View |
| Capital Leases, Future Minimum Payments Due in Three Years | View |
| Cost of Services, Depreciation and Amortization (Deprecated 2018-01-31) | View |
| Defined Benefit Plan, Plan Assets, Contributions by Employer | View |
| Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation (Deprecated 2012-01-31) | View |
| Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components (Deprecated 2012-01-31) | View |
| Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components | View |
| Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation | View |
| Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components | View |
| Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2013-01-31) | View |
| Defined Benefit Plan, Health Care Cost Trend Rate Assumed for Next Fiscal Year (Deprecated 2017-01-31) | View |
| Defined Benefit Plan, Ultimate Health Care Cost Trend Rate (Deprecated 2017-01-31) | View |
| Derivative Asset Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | View |
| Earnings Per Share, Basic | View |
| Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition (Deprecated 2012-01-31) | View |
| Finance Lease, Liability, Current | View |
| Finance Lease, Liability, Undiscounted Excess Amount | View |
| Finance Lease, Right-of-Use Asset, after Accumulated Amortization | View |
| Finance Lease, Right-of-Use Asset, Amortization | View |
| Finance Lease, Weighted Average Discount Rate, Percent | View |
| Income Tax Expense (Benefit), Intraperiod Tax Allocation | View |
| Lessee, Operating Lease, Liability, to be Paid, Year One | View |
| Lessee, Operating Lease, Liability, to be Paid, Year Five | View |
| Lessee, Operating Lease, Liability, to be Paid, Year Four | View |
| Lessee, Operating Lease, Liability, to be Paid, Year Three | View |
| Lessee, Operating Lease, Liability, to be Paid, Year Two | View |
| Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year | View |
| Lessee, Operating Lease, Liability, Undiscounted Excess Amount | View |
| Lessor, Operating Lease, Payments to be Received | View |
| Lessor, Operating Lease, Payment to be Received, Year Five | View |
| New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Diluted Earnings Per Share (Deprecated 2020-01-31) | View |
| Operating Leases, Future Minimum Payments, Due in Four Years | View |
| Operating Leases, Future Minimum Payments, Due in Three Years | View |
| Operating Leases, Future Minimum Payments, Due in Two Years | View |
| Operating Leases, Future Minimum Payments, Due Thereafter | View |
| Operating Leases, Future Minimum Payments Receivable | View |
| Operating Leases, Future Minimum Payments Receivable, Current | View |
| Operating Leases, Future Minimum Payments Receivable, in Five Years | View |
| Operating Leases, Future Minimum Payments Receivable, in Four Years | View |
| Operating Leases, Future Minimum Payments Receivable, in Three Years | View |
| Operating Leases, Future Minimum Payments Receivable, in Two Years | View |
| Operating Leases, Future Minimum Payments Receivable, Remainder of Fiscal Year | View |
| Operating Leases, Future Minimum Payments Receivable, Thereafter | View |
| Operating Leases, Future Minimum Payments, Remainder of Fiscal Year | View |
| Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax | View |
| Other Inventory, Supplies, Gross | View |
| Other Liabilities, Current | View |
| Proceeds from Issuance of Common Stock | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Remainder of Fiscal Year | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number | View |
| Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price, Beginning Balance (Deprecated 2011-01-31) | View |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment | View |
| Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Settlement, State and Local, Percent | View |
| Effective Income Tax Rate Reconciliation, Tax Settlement, State and Local, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Contingency, Domestic, Amount | View |
| Goodwill, Impairment Loss | View |
| Other Short-term Investments | View |
| Payments to Acquire Short-term Investments | View |
| Number of Reportable Segments | View |
| Proceeds from Sale of Short-term Investments | View |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization | View |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization | View |
| Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization | View |
| Finance Lease, Interest Expense | View |
| Finance Lease, Liability | View |
| Accounts Payable, Current | View |
| Accounts Receivable, after Allowance for Credit Loss, Current | View |
| Accrued Environmental Loss Contingencies, Noncurrent | View |
| Accrued Income Taxes, Noncurrent | View |
| Accrued Liabilities, Current | View |
| Accumulated Deferred Investment Tax Credit | View |
| Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment | View |
| AOCI, Debt Securities, Available-for-sale, Adjustment, after Tax | View |
| Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax | View |
| Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax | View |
| Accumulated Other Comprehensive Income (Loss), Net of Tax | View |
| Additional Collateral, Aggregate Fair Value | View |
| Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities, Other (Deprecated 2011-01-31) | View |
| Share-based Payment Arrangement, Expense | View |
| Accounts Receivable, Allowance for Credit Loss | View |
| Accounts Receivable, Allowance for Credit Loss, Current | View |
| Accounts Receivable, Allowance for Credit Loss, Writeoff | View |
| Amortization of Intangible Assets | View |
| Amortization of Regulatory Asset | View |
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | View |
| Asset Impairment Charges | View |
| Asset Retirement Obligation | View |
| Asset Retirement Obligation, Accretion Expense | View |
| Asset Retirement Obligation, Current | View |
| Asset Retirement Obligation, Liabilities Incurred | View |
| Asset Retirement Obligation, Liabilities Settled | View |
| Asset Retirement Obligation, Period Increase (Decrease) | View |
| Asset Retirement Obligation, Revision of Estimate | View |
| Asset Retirement Obligations, Noncurrent | View |
| Assets | View |
| Assets, Current | View |
| Assets, Fair Value Disclosure, Recurring (Deprecated 2018-01-31) | View |
| Assets, Noncurrent | View |
| Disposal Group, Including Discontinued Operation, Assets, Current | View |
| Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | View |
| Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | View |
| Debt Securities, Available-for-sale, Noncurrent | View |
| Available-for-sale Securities, Equity Securities, Noncurrent | View |
| Available-for-sale Securities, Gross Realized Gains | View |
| Available-for-sale Securities, Gross Realized Losses | View |
| Available-for-sale Securities, Gross Unrealized Gain | View |
| Available-for-sale Securities, Noncurrent | View |
| Available-for-sale Securities, Gross Unrealized Gains (Deprecated 2013-01-31) | View |
| Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31) | View |
| Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Current Assets, Receivables (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Current Liabilities (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Liabilities Assumed (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Noncontrolling Interest (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets (Deprecated 2013-01-31) | View |
| Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31) | View |
| Business Combination, Consideration Transferred | View |
| Business Combination, Consideration Transferred, Other | View |
| Business Combination, Contingent Consideration, Liability, Current | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | View |
| Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | View |
| Capital Expenditures Incurred but Not yet Paid | View |
| Capitalized Computer Software, Accumulated Amortization | View |
| Capitalized Computer Software, Amortization (Deprecated 2016-01-31) | View |
| Capitalized Computer Software, Amortization | View |
| Capitalized Computer Software, Gross | View |
| Capital Leased Assets, Gross | View |
| Capital Lease Obligations, Current | View |
| Capital Leases, Future Minimum Payments Due in Two Years | View |
| Capital Leases, Future Minimum Payments Due Thereafter | View |
| Capital Leases, Future Minimum Payments, Interest Included in Payments | View |
| Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments | View |
| Capital Leases, Future Minimum Payments Receivable | View |
| Capital Leases, Future Minimum Payments Receivable, Next Twelve Months | View |
| Capital Leases, Future Minimum Payments, Receivable Thereafter | View |
| Capital Leases, Future Minimum Payments, Receivable in Five Years | View |
| Capital Leases, Future Minimum Payments, Receivable in Four Years | View |
| Capital Leases, Future Minimum Payments, Receivable in Three Years | View |
| Capital Leases, Future Minimum Payments, Receivable in Two Years | View |
| Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation | View |
| Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Current | View |
| Capital Leases, Lessor Balance Sheet, Net Investment in Direct Financing Leases, Noncurrent | View |
| Capital Leases, Net Investment in Direct Financing Leases | View |
| Capital Leases, Net Investment in Direct Financing Leases, Deferred Income | View |
| Capital Leases, Net Investment in Direct Financing Leases, Unguaranteed Residual Values of Leased Property | View |
| Cash and Cash Equivalents, at Carrying Value | View |
| Cash and Cash Equivalents, Fair Value Disclosure | View |
| Cash and Cash Equivalents, Period Increase (Decrease) | View |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | View |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect | View |
| Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net (Deprecated 2013-01-31) | View |
| Cash Flow Hedge Gain (Loss) Reclassified to Interest Expense, Net (Deprecated 2013-01-31) | View |
| Cash Flow Hedge Gain (Loss) Reclassified to Revenue, Net (Deprecated 2013-01-31) | View |
| Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months | View |
| Cash Flow Hedge Loss Reclassified to Interest Expense (Deprecated 2013-01-31) | View |
| Collateral Already Posted, Aggregate Fair Value | View |
| Commercial Paper | View |
| Common Stock, Dividends, Per Share, Declared | View |
| Common Stock, No Par Value | View |
| Common Stock, Par or Stated Value Per Share | View |
| Common Stock, Shares Authorized | View |
| Common Stock, Shares, Issued | View |
| Common Stock, Shares, Outstanding | View |
| Common Stock, Value, Issued | View |
| Comprehensive Income (Loss), Net of Tax, Attributable to Parent | View |
| Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest | View |
| Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | View |
| Contract with Customer, Liability | View |
| Contract with Customer, Liability, Revenue Recognized | View |
| Cost of Goods and Services, Energy Commodities and Services (Deprecated 2018-01-31) | View |
| Costs and Expenses | View |
| Cumulative Effect of Initial Adoption of FIN 48 (Deprecated 2011-01-31) | View |
| Cumulative Effect of Initial Adoption of New Accounting Principle (Deprecated 2011-01-31) | View |
| Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31) | View |
| Current Federal Tax Expense (Benefit) | View |
| Current Income Tax Expense (Benefit) | View |
| Current State and Local Tax Expense (Benefit) | View |
| Debt, Current | View |
| Debt Instrument, Basis Spread on Variable Rate (Deprecated 2013-01-31) | View |
| Debt Instrument, Face Amount | View |
| Debt Instrument, Fair Value Disclosure | View |
| Decommissioning Fund Investments | View |
| Decommissioning Liability, Noncurrent | View |
| Decommissioning Fund Investments, Fair Value | View |
| Decrease in Unrecognized Tax Benefits is Reasonably Possible | View |
| Deferred Federal Income Tax Expense (Benefit) | View |
| Deferred Income Tax Expense (Benefit) | View |
| Deferred Income Taxes and Tax Credits | View |
| Deferred Tax Liabilities, Gross | View |
| Deferred Income Tax Liabilities, Net | View |
| Deferred State and Local Income Tax Expense (Benefit) | View |
| Deferred Tax Assets, Derivative Instruments | View |
| Deferred Tax Assets, Net | View |
| Deferred Tax Assets, Net of Valuation Allowance | View |
| Deferred Tax Assets, Net of Valuation Allowance, Current | View |
| Deferred Tax Assets, Operating Loss Carryforwards, Domestic | View |
| Deferred Tax Assets, Operating Loss Carryforwards, State and Local | View |
| Deferred Tax Assets, Other | View |
| Deferred Tax Assets, Other Comprehensive Loss | View |
| Deferred Tax Assets, Regulatory Assets and Liabilities | View |
| Deferred Tax Assets, Tax Credit Carryforwards | View |
| Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax | View |
| Deferred Tax Assets, Tax Credit Carryforwards, General Business | View |
| Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits | View |
| Deferred Tax Assets, Valuation Allowance | View |
| Deferred Tax Liabilities, Net | View |
| Deferred Tax Liabilities, Investment in Noncontrolled Affiliates | View |
| Deferred Tax Liabilities, Net, Noncurrent | View |
| Deferred Tax Liabilities, Other | View |
| Deferred Tax Liabilities, Property, Plant and Equipment | View |
| Deferred Tax Liabilities, Regulatory Assets | View |
| Deferred Tax Liabilities, Regulatory Assets and Liabilities | View |
| Liability, Defined Benefit Pension Plan, Noncurrent | View |
| Defined Benefit Plan, Amortization of Transition Obligations (Assets) (Deprecated 2017-01-31) | View |
| Defined Benefit Plan, Ultimate Health Care Cost Trend Rate | View |
| Defined Contribution Plan, Cost | View |
| Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent | View |
| Depreciation | View |
| Depreciation, Depletion and Amortization | View |
| Derivative Asset, Collateral, Obligation to Return Cash, Offset | View |
| Derivative Asset, Fair Value, Gross Liability | View |
| Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset | View |
| Derivative Asset Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | View |
| Derivative Asset | View |
| Derivative Asset, Current | View |
| Derivative Assets (Liabilities), at Fair Value, Net | View |
| Derivative Asset, Noncurrent | View |
| Derivative, Collateral, Obligation to Return Cash | View |
| Derivative, Collateral, Right to Reclaim Cash | View |
| Derivative Asset, Fair Value, Gross Asset | View |
| Derivative Asset, Fair Value, Amount Not Offset Against Collateral | View |
| Derivative Liability, Fair Value, Gross Liability | View |
| Derivative Liability, Fair Value, Amount Not Offset Against Collateral | View |
| Derivative Instruments and Hedges, Assets | View |
| Derivative Instruments and Hedges, Liabilities | View |
| Derivative Instruments and Hedges, Noncurrent | View |
| Derivative Instruments, Gain (Loss) Recognized in Income, Net (Deprecated 2013-01-31) | View |
| Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | View |
| Derivative Liability | View |
| Derivative Liability, Current | View |
| Derivative Liability, Noncurrent | View |
| Derivative Liability, Collateral, Right to Reclaim Cash, Offset | View |
| Derivative Liability Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | View |
| Derivative Liability, Fair Value, Gross Asset | View |
| Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset | View |
| Derivative Liability Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) | View |
| Derivative, Net Liability Position, Aggregate Fair Value | View |
| Direct Financing Lease, Deferred Selling Profit | View |
| Direct Financing Lease, Interest Income | View |
| Direct Financing Lease, Net Investment in Lease | View |
| Direct Financing Lease, Unguaranteed Residual Asset | View |
| Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax | View |
| Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax | View |
| Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax | View |
| Discontinued Operation, Tax Effect of Discontinued Operation | View |
| Disposal Group, Including Discontinued Operation, Assets, Noncurrent | View |
| Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal | View |
| Distributed Earnings | View |
| Dividends, Cash | View |
| Dividends, Common Stock | View |
| Dividends, Common Stock, Cash | View |
| Dividends Payable, Current | View |
| Dividend, Share-based Payment Arrangement | View |
| Earnings Per Share, Basic, Distributed | View |
| Earnings Per Share, Basic, Undistributed | View |
| Earnings Per Share, Diluted | View |
| Earnings Per Share, Diluted, Distributed | View |
| Earnings Per Share, Diluted, Undistributed | View |
| Effective Income Tax Rate Reconciliation, Percent | View |
| Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | View |
| Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent | View |
| Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent | View |
| Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent | View |
| Effect on Retained Earnings (Accumulated Deficit) Due to Change in Measurement Date, Net of Tax (Deprecated 2016-01-31) | View |
| Share-based Payment Arrangement, Amount Capitalized | View |
| Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | View |
| Finance Lease, Interest Payment on Liability | View |
| Share-based Payment Arrangement, Expense, Tax Benefit | View |
| Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards (Deprecated 2011-01-31) | View |
| Employee Service Share-based Compensation, Unrecognized Compensation Costs on Nonvested Awards, Weighted Average Period of Recognition (Deprecated 2011-01-31) | View |
| Energy Related Inventory | View |
| Equity Method Investment, Difference Between Carrying Amount and Underlying Equity | View |
| Proceeds from Equity Method Investment, Distribution | View |
| Equity Method Investment, Summarized Financial Information, Current Assets (Deprecated 2020-01-31) | View |
| Equity Method Investment, Summarized Financial Information, Current Liabilities (Deprecated 2020-01-31) | View |
| Equity Method Investment, Summarized Financial Information, Net Income (Loss) (Deprecated 2020-01-31) | View |
| Equity Method Investment, Summarized Financial Information, Noncurrent Assets (Deprecated 2020-01-31) | View |
| Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities (Deprecated 2020-01-31) | View |
| Equity Method Investment, Summarized Financial Information, Revenue (Deprecated 2020-01-31) | View |
| Equity Method Investments | View |
| Equity Securities, FV-NI, Gain (Loss) | View |
| Excess of Replacement or Current Costs over Stated LIFO Value | View |
| Excise and Sales Taxes | View |
| Extinguishment of Debt, Amount | View |
| Fair Value, Assets, Level 1 to Level 2 Transfers, Amount | View |
| Fair Value, Assets, Level 2 to Level 1 Transfers, Amount | View |
| Fair Value, Assets Measured on Recurring Basis, Cash and Cash Equivalents (Deprecated 2011-01-31) | View |
| Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss) | View |
| Fair Value, Assets Measured on Recurring Basis, Derivative Financial Instruments, Assets (Deprecated 2011-01-31) | View |
| Fair Value, Level 1 to level 2 Transfers, Amount (Deprecated 2012-01-31) | View |
| Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount | View |
| Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount | View |
| Fair Value, Liabilities Measured on Recurring Basis, Derivative Financial Instruments, Liabilities (Deprecated 2011-01-31) | View |
| Fair Value, Measured on Recurring Basis, Investments (Deprecated 2011-01-31) | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings (Deprecated 2012-01-31) | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) (Deprecated 2012-01-31) | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease) | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements) | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3 | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3 | View |
| Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Issues | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Purchases | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Settlements | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers into Level 3 | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers out of Level 3 | View |
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs | View |
| Finance Lease, Liability, Noncurrent | View |
| Finance Lease, Liability, Payment, Due | View |
| Finance Lease, Liability, to be Paid, after Year Five | View |
| Finance Lease, Liability, to be Paid, Year One | View |
| Finance Lease, Liability, to be Paid, Year Five | View |
| Finance Lease, Liability, to be Paid, Year Four | View |
| Finance Lease, Liability, to be Paid, Year Three | View |
| Finance Lease, Liability, to be Paid, Year Two | View |
| Finance Lease, Liability, to be Paid, Remainder of Fiscal Year | View |
| Financing Receivable, Allowance for Credit Loss | View |
| Financing Receivable, Allowance for Credit Loss, Recovery | View |
| Financing Receivable, Allowance for Credit Loss, Writeoff | View |
| Financing Receivable, Past Due | View |
| Finite-Lived Intangible Assets, Accumulated Amortization | View |
| Finite-Lived Intangible Asset, Expected Amortization, Year One | View |
| Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year | View |
| Finite-Lived Intangible Asset, Expected Amortization, Year Five | View |
| Finite-Lived Intangible Asset, Expected Amortization, Year Four | View |
| Finite-Lived Intangible Asset, Expected Amortization, Year Three | View |
| Finite-Lived Intangible Asset, Expected Amortization, Year Two | View |
| Finite-Lived Intangible Assets, Future Amortization Expense (Deprecated 2012-01-31) | View |
| Finite-Lived Intangible Assets, Gross | View |
| Finite-Lived Intangible Assets, Net | View |
| Finite-Lived Intangible Assets, Useful Life, Maximum (Deprecated 2012-01-31) | View |
| Finite-Lived Intangible Assets, Useful Life, Minimum (Deprecated 2012-01-31) | View |
| Gain (Loss) on Disposition of Other Assets (Deprecated 2011-01-31) | View |
| Gain (Loss) on Disposition of Business | View |
| Gain (Loss) on Disposition of Other Assets | View |
| Gain (Loss) on Disposition of Oil and Gas and Timber Property | View |
| Gain (Loss) on Disposition of Property Plant Equipment | View |
| Gain (Loss) on Sale of Assets and Asset Impairment Charges | View |
| Gain (Loss) on Extinguishment of Debt | View |
| Goodwill | View |
| Goodwill, Acquired During Period | View |
| Goodwill, Period Increase (Decrease) | View |
| Goodwill, Written off Related to Sale of Business Unit | View |
| Guarantor Obligations, Current Carrying Value | View |
| Guarantor Obligations, Maximum Exposure, Undiscounted | View |
| Other than Temporary Impairment Losses, Investments | View |
| Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent | View |
| Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest | View |
| Income (Loss) from Continuing Operations before Income Taxes, Domestic | View |
| Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | View |
| Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest | View |
| Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | View |
| Income (Loss) from Continuing Operations, Per Basic Share | View |
| Income (Loss) from Continuing Operations, Per Diluted Share | View |
| Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | View |
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest | View |
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent | View |
| Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share | View |
| Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share | View |
| Income (Loss) from Equity Method Investments | View |
| 3323157 | View |
| Income Tax Examination, Penalties Accrued | View |
| Income Tax Expense (Benefit) | View |
| Income Taxes Paid | View |
| Income Taxes Paid, Net | View |
| Effective Income Tax Rate Reconciliation, Deduction, Employee Stock Ownership Plan Dividend, Amount | View |
| Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount | View |
| Effective Income Tax Rate Reconciliation, Deduction, Medicare Prescription Drug Benefit, Amount | View |
| Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount | View |
| Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount | View |
| Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount | View |
| Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation, Amount | View |
| Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount | View |
| Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount | View |
| Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount | View |
| Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount | View |
| Effective Income Tax Rate Reconciliation, Tax Settlement, Domestic, Amount | View |
| Increase (Decrease) in Accounts and Other Receivables | View |
| Increase (Decrease) in Accounts Payable | View |
| Increase (Decrease) in Accounts Receivable | View |
| Increase (Decrease) in Income Taxes Payable | View |
| Increase (Decrease) in Commodity Contract Assets and Liabilities | View |
| Increase (Decrease) in Derivative Assets and Liabilities | View |
| Increase (Decrease) in Inventories | View |
| Increase (Decrease) in Operating Capital | View |
| Increase (Decrease) in Other Operating Assets | View |
| Increase (Decrease) in Other Operating Assets and Liabilities, Net | View |
| Increase (Decrease) in Other Operating Liabilities | View |
| Increase (Decrease) in Obligation, Pension Benefits | View |
| Increase (Decrease) in Obligation, Other Postretirement Benefits | View |
| Increase (Decrease) in Prepaid Pension Costs (Deprecated 2017-01-31) | View |
| Increase (Decrease) in Recoverable Refundable Gas Costs | View |
| Increase (Decrease) in Regulatory Assets and Liabilities | View |
| Increase (Decrease) in Regulatory Clause Revenue | View |
| Increase (Decrease) in Restricted Cash | View |
| Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements | View |
| Indefinite-lived Intangible Assets (Excluding Goodwill) | View |
| Intangible Assets, Current | View |
| Intangible Assets, Gross (Excluding Goodwill) | View |
| Intangible Assets, Net (Excluding Goodwill) | View |
| Capitalized Interest Costs, Including Allowance for Funds Used During Construction | View |
| Interest Expense | View |
| Interest Income, Operating | View |
| Interest Paid, Including Capitalized Interest, Operating and Investing Activities | View |
| Interest Paid, Excluding Capitalized Interest, Operating Activities | View |
| Interest Payable, Current | View |
| Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net | View |
| Inventory, Finished Goods, Gross | View |
| Inventory, Raw Materials, Gross | View |
| Inventory, Raw Materials and Supplies, Gross | View |
| Investment Income, Interest | View |
| Investments, Fair Value Disclosure | View |
| Junior Subordinated Notes, Noncurrent | View |
| Operating Leases, Rent Expense | View |
| Lease, Cost | View |
| Lessee, Operating Lease, Liability, to be Paid | View |
| Lessee, Operating Lease, Liability, to be Paid, after Year Five | View |
| Lessor, Operating Lease, Payment to be Received, Year Four | View |
| Lessor, Operating Lease, Payment to be Received, Year One | View |
| Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year | View |
| Lessor, Operating Lease, Payment to be Received, after Year Five | View |
| Lessor, Operating Lease, Payment to be Received, Year Three | View |
| Lessor, Operating Lease, Payment to be Received, Year Two | View |
| Letters of Credit Outstanding, Amount | View |
| LIFO Inventory Amount | View |
| Liabilities and Equity | View |
| Liabilities, Current | View |
| Liabilities, Noncurrent | View |
| Disposal Group, Including Discontinued Operation, Liabilities, Current | View |
| Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent | View |
| Long-term Line of Credit | View |
| Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31) | View |
| Line of Credit Facility, Current Borrowing Capacity | View |
| Line of Credit Facility, Increase, Additional Borrowings (Deprecated 2013-01-31) | View |
| Line of Credit Facility, Maximum Borrowing Capacity | View |
| Line of Credit Facility, Remaining Borrowing Capacity | View |
| Line of Credit, Current | View |
| Long-term Commercial Paper, Current | View |
| Long-term Debt | View |
| Long-term Debt and Lease Obligation | View |
| Long-term Debt and Lease Obligation, Current | View |
| Long-term Debt, Current Maturities | View |
| Long-term Debt, Fair Value | View |
| Long-Term Debt, Maturity, after Year Five | View |
| Long-Term Debt, Maturity, Year One | View |
| Long-Term Debt, Maturity, Year Five | View |
| Long-Term Debt, Maturity, Year Four | View |
| Long-Term Debt, Maturity, Year Three | View |
| Long-Term Debt, Maturity, Year Two | View |
| Long-term Debt, Excluding Current Maturities | View |
| Long-term Investments | View |
| Long-term Purchase Commitment, Amount | View |
| Long-term Transition Bond, Noncurrent | View |
| Long-term Transition Bond, Current | View |
| Long-term Transition Bond | View |
| Loss Contingency, Estimate of Possible Loss | View |
| Stockholders' Equity Attributable to Noncontrolling Interest | View |
| Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests | View |
| Net Cash Provided by (Used in) Financing Activities | View |
| Net Cash Provided by (Used in) Investing Activities | View |
| Net Cash Provided by (Used in) Operating Activities | View |
| Net Income (Loss) Attributable to Parent | View |
| Net Income (Loss) Attributable to Noncontrolling Interest | View |
| Net Income (Loss) Available to Common Stockholders, Basic | View |
| Net Income (Loss) Available to Common Stockholders, Diluted | View |
| Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic | View |
| Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted | View |
| Net Investment in Lease | View |
| Net Investment in Lease, Current | View |
| Net Investment in Lease, Noncurrent | View |
| Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component | View |
| New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Basic Earnings Per Share (Deprecated 2020-01-31) | View |
| Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Tax | View |
| Nonoperating Income (Expense) | View |
| Financing Receivable, after Allowance for Credit Loss, Noncurrent | View |
| Notes Payable, Fair Value Disclosure | View |
| Notes Receivable, Fair Value Disclosure | View |
| Financing Receivable, after Allowance for Credit Loss | View |
| Number of Businesses Acquired | View |
| Operating Expenses | View |
| Operating Income (Loss) | View |
| Operating Lease, Cost | View |
| Operating Lease, Lease Income | View |
| Operating Lease, Lease Income, Lease Payments | View |
| Operating Lease, Liability | View |
| Operating Lease, Liability, Current | View |
| Operating Lease, Liability, Noncurrent | View |
| Operating Lease, Payments | View |
| Operating Lease, Right-of-Use Asset | View |
| Operating Leases, Future Minimum Payments Due | View |
| Operating Leases, Future Minimum Payments Due, Next Twelve Months | View |
| Operating Leases, Future Minimum Payments, Due in Five Years | View |
| Operating Leases, Income Statement, Contingent Revenue | View |
| Operating Lease, Variable Lease Income | View |
| Operating Lease, Weighted Average Discount Rate, Percent | View |
| Other Assets, Current | View |
| Other Assets, Miscellaneous, Noncurrent | View |
| Other Assets, Noncurrent | View |
| Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax (Deprecated 2012-01-31) | View |
| OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax | View |
| OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax | View |
| OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax | View |
| Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | View |
| Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax | View |
| Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax | View |
| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | View |
| Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax | View |
| Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax | View |
| Other Comprehensive Income (Loss), Net of Tax | View |
| Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2013-01-31) | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment for Write-down of Securities Included in Net Income, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Net of Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax (Deprecated 2012-01-31) | View |
| Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax | View |
| Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax | View |
| OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax | View |
| OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax | View |
| OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax | View |
| Other Cost and Expense, Operating | View |
| Other Depreciation and Amortization | View |
| Other Income | View |
| Other Intangible Assets, Net | View |
| Other Inventory, Gross | View |
| Other Liabilities, Noncurrent | View |
| Other Long-term Debt, Noncurrent | View |
| Other Long-term Investments | View |
| Other Noncash Income (Expense) | View |
| Other Nonoperating Expense | View |
| Other Nonoperating Income | View |
| Other Nonrecurring (Income) Expense | View |
| Payment for Other Postretirement Benefits | View |
| Liability, Other Postretirement Defined Benefit Plan, Noncurrent | View |
| Other Receivables | View |
| Other Receivables, Net, Current | View |
| Other Short-term Borrowings | View |
| Other Sundry Liabilities, Noncurrent | View |
| Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net | View |
| Participating Securities, Distributed and Undistributed Earnings (Loss), Basic | View |
| Participating Securities, Distributed and Undistributed Earnings (Loss), Diluted | View |
| Payment for Contingent Consideration Liability, Financing Activities | View |
| Payments for (Proceeds from) Other Investing Activities | View |
| Payments for Repurchase of Common Stock | View |
| Payment for Debt Extinguishment or Debt Prepayment Cost | View |
| Payments of Ordinary Dividends, Common Stock | View |
| Payments to Acquire Available-for-sale Securities | View |
| Payments to Acquire Businesses, Gross | View |
| Payments to Acquire Businesses, Net of Cash Acquired | View |
| Payments to Acquire Equity Method Investments | View |
| Payments to Acquire Notes Receivable | View |
| Payments to Acquire Other Investments | View |
| Payments to Noncontrolling Interests | View |
| Payment for Pension Benefits | View |
| Preferred Stock, Par or Stated Value Per Share | View |
| Prepaid Taxes | View |
| Prescription Drug Benefit, Effect of Subsidy on Net Periodic Postretirement Benefit Cost (Deprecated 2012-01-31) | View |
| Defined Benefit Plan, Prescription Drug Benefit, Net Periodic Postretirement Benefit Cost, (Increase) Decrease for Subsidy | View |
| Prescription Drug Subsidy Receipts, Year One (Deprecated 2012-01-31) | View |
| Prescription Drug Subsidy Receipts, Year Two (Deprecated 2012-01-31) | View |
| Proceeds from Collection of Notes Receivable | View |
| Proceeds from Divestiture of Businesses | View |
| Proceeds from Divestiture of Businesses and Interests in Affiliates | View |
| Proceeds from Equity Method Investment, Distribution, Return of Capital | View |
| Proceeds from Issuance of Long-term Debt | View |
| Proceeds from Issuance of Mandatory Redeemable Capital Securities | View |
| Proceeds from Lines of Credit | View |
| Proceeds from Noncontrolling Interests | View |
| Proceeds from (Payments for) Other Financing Activities | View |
| Proceeds from (Repayments of) Short-term Debt | View |
| Proceeds from Sale and Collection of Notes Receivable | View |
| Proceeds from Sale and Maturity of Other Investments | View |
| Proceeds from Sale of Available-for-sale Securities | View |
| Proceeds from Sale of Oil and Gas Property and Equipment | View |
| Proceeds from Sale of Other Productive Assets | View |
| Proceeds from Sale of Productive Assets | View |
| Proceeds from Short-term Debt | View |
| Professional Fees | View |
| Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | View |
| Property, Plant and Equipment, Gross | View |
| Property, Plant and Equipment, Net | View |
| Property, Plant and Equipment, Other, Gross | View |
| Property, Plant and Equipment, Other, Accumulated Depreciation | View |
| Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31) | View |
| Property, Plant and Equipment, Useful Life, Minimum (Deprecated 2012-01-31) | View |
| Property Subject to or Available for Operating Lease, Accumulated Depreciation | View |
| Property Subject to or Available for Operating Lease, Gross | View |
| Financing Receivable, Credit Loss, Expense (Reversal) | View |
| Public Utilities, Allowance for Funds Used During Construction, Capitalized Cost of Equity | View |
| Allowance for Funds Used During Construction, Capitalized Interest | View |
| Public Utilities, Property, Plant and Equipment, Accumulated Depreciation | View |
| Public Utilities, Property, Plant and Equipment, Net | View |
| Public Utilities, Property, Plant and Equipment, Other Property, Plant and Equipment | View |
| Purchase Obligation | View |
| Purchase Obligation, to be Paid, after Year Five | View |
| Purchase Obligation, to be Paid, Year Five | View |
| Purchase Obligation, to be Paid, Year Four | View |
| Purchase Obligation, to be Paid, Year One | View |
| Purchase Obligation, to be Paid, Year Two | View |
| Purchase Obligation, to be Paid, Year Three | View |
| Purchase Obligation, to be Paid, Remainder of Fiscal Year | View |
| Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | View |
| Regulated and Unregulated Operating Revenue | View |
| Regulated Operating Revenue | View |
| Regulatory Assets | View |
| Regulatory Assets, Current | View |
| Regulatory Assets, Noncurrent | View |
| Regulatory Liabilities | View |
| Regulatory Liability, Current | View |
| Regulatory Liability, Noncurrent | View |
| Repayments of Long-term Debt | View |
| Repayments of Short-term Debt | View |
| Restricted Cash and Cash Equivalents, Current | View |
| Retained Earnings (Accumulated Deficit) | View |
| Retained Earnings, Undistributed Earnings from Equity Method Investees | View |
| Revenue, Remaining Performance Obligation, Amount | View |
| Revenues | View |
| Segment Reporting Information, Intersegment Revenue (Deprecated 2013-01-31) | View |
| Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | View |
| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | View |
| Revenue, Net (Deprecated 2018-01-31) | View |
| Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Five | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Four | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year One | View |
| Valuation Allowance, Amount (Deprecated 2013-01-31) | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, after Year Five | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Three | View |
| Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, Year Two | View |
| Sales-type Lease, Net Investment in Lease | View |
| Sales-type Lease, Selling Profit (Loss) | View |
| Securitized Regulatory Transition Assets, Noncurrent | View |
| Segment Reporting Information, Assets (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Depreciation, Depletion, and Amortization Expense (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Expenditures for Additions to Long-Lived Assets (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Goodwill (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Income Tax Expense (Benefit) (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Interest Expense (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Interest Income (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Intersegment Revenue (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Profit (Loss) (Deprecated 2011-01-31) | View |
| Segment Reporting Information, Revenue for Reportable Segment (Deprecated 2013-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term (Deprecated 2012-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (Deprecated 2011-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (Deprecated 2012-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | View |
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | View |
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price | View |
| Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | View |
| Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding | View |
| Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term (Deprecated 2011-01-31) | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares | View |
| Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price | View |
| Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term (Deprecated 2012-01-31) | View |
| Shares Issued, Price Per Share | View |
| Short-term Debt | View |
| Short-term Debt, Weighted Average Interest Rate, at Point in Time | View |
| Short-term Lease, Cost | View |
| Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit | View |
| Stockholders' Equity Attributable to Parent | View |
| Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest | View |
| Stockholders' Equity Note, Spinoff Transaction | View |
| Stockholders' Equity, Other | View |
| Stock Issued (Deprecated 2011-01-31) | View |
| Stock Issued | View |
| Stock Issued During Period, Shares, Acquisitions | View |
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | View |
| Stock Issued During Period, Value, Acquisitions | View |
| Stock Issued During Period, Value, Employee Benefit Plan | View |
| Stock Issued During Period, Value, New Issues | View |
| Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture | View |
| Stock or Unit Option Plan Expense | View |
| Stock Repurchased and Retired During Period, Value | View |
| Stock Repurchased During Period, Value | View |
| Tax Cuts and Jobs Act, Incomplete Accounting, Change in Tax Rate, Deferred Tax Liability, Provisional Income Tax Benefit (Deprecated 2020-01-31) | View |
| Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit) | View |
| Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect | View |
| Taxes, Miscellaneous | View |
| Trading Securities, Realized Gain (Loss) | View |
| Trading Securities, Change in Unrealized Holding Gain (Loss) | View |
| Unbilled Contracts Receivable | View |
| Undistributed Earnings, Basic | View |
| Undistributed Earnings, Diluted | View |
| Unrecognized Tax Benefits | View |
| Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions | View |
| Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities | View |
| Unrecognized Tax Benefits, Income Tax Penalties Accrued | View |
| Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions | View |
| Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | View |
| Unrecognized Tax Benefits, Interest on Income Taxes Accrued | View |
| Unrecognized Tax Benefits, Interest on Income Taxes Expense | View |
| Unrecognized Tax Benefits, Period Increase (Decrease) | View |
| Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations | View |
| Unrecognized Tax Benefits that Would Impact Effective Tax Rate | View |
| Unregulated Operating Revenue | View |
| Utilities Operating Expense, Maintenance and Operations | View |
| Utilities Operating Expense, Products and Services | View |
| Electric and Gas Revenue (Deprecated 2018-01-31) | View |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense | View |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Other Account | View |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction | View |
| Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount | View |
| Variable Lease, Cost | View |
| Weighted Average Number Diluted Shares Outstanding Adjustment | View |
| Weighted Average Number of Shares Outstanding, Diluted | View |
| Weighted Average Number of Shares Outstanding, Basic and Diluted | View |
| Weighted Average Number of Shares Outstanding, Basic | View |
| Weighted Average Number of Shares, Restricted Stock | View |
| Deferred Tax Assets, Equity Method Investments | View |
| Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment | View |
| Operating Leases, Income Statement, Depreciation Expense on Property Subject to or Held-for-lease | View |
| Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, Accumulated Amortization | View |
| Hosting Arrangement, Service Contract, Implementation Cost, Capitalized, before Accumulated Amortization | View |
| Hosting Arrangement, Service Contract, Implementation Cost, Expense, Amortization | View |
| Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent | View |
| Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent | View |
| Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Percent | View |