Page: Viewing Company


Viewing Company


Company Name: FIRSTENERGY CORP.
CIK: 1031296
Phone: None
Fiscal Year End: None
Entity Type:
SIC: -
Category Type:
Entity Name: None
First Filing Date: 2009-05-07
Last Filing Date: 2025-04-30

SEC Filings
Start End Frame Filed ACCN Value View
2014-07-01 2014-09-30 CY2013Q3 2014-11-04 0001031296-14-000051 $ 420,000,000 View
2010-07-01 2010-09-30 CY2009Q3 2010-10-26 0000950123-10-096157 $ 304,000,000 View
2009-01-01 2009-03-31 CY2008Q1 2009-05-07 0001031296-09-000011 $ 304,000,000 View
2009-04-01 2009-06-30 CY2008Q2 2009-08-03 0001031296-09-000021 $ 304,000,000 View
2009-07-01 2009-09-30 CY2008Q3 2009-11-09 0001031296-09-000035 $ 304,000,000 View
2018-07-01 2018-09-30 CY2017Q3 2018-10-25 0001031296-18-000067 $ 503,000,000 View
2020-07-01 2020-09-30 CY2019Q3 2020-11-19 0001031296-20-000045 $ 542,000,000 View
2020-01-01 2020-12-31 CY2018 2021-02-18 0001031296-21-000020 $ 542,000,000 View
2021-01-01 2021-03-31 CY2020Q1 2021-04-22 0001031296-21-000047 $ 543,000,000 View
2017-01-01 2017-12-31 CY2015 2018-02-20 0001031296-18-000015 $ 444,000,000 View
2022-01-01 2022-06-30 CY2021Q2 2022-07-26 0001031296-22-000053 $ 2,348,000,000 View
2022-01-01 2022-09-30 CY2021Q3 2022-10-25 0001031296-22-000069 $ 9,000,000 View
2023-01-01 2023-03-31 CY2022Q1 2023-04-27 0001031296-23-000032 $ 9,000,000 View
2023-04-01 2023-04-30 CY2022Q2 2023-08-01 0001031296-23-000054 $ 49,000,000 View
2023-04-01 2023-12-31 CY2022Q4I 2024-02-13 0001031296-24-000008 $ -9,000,000 View
2013-01-01 2013-03-31 CY2012Q1 2013-05-07 0001031296-13-000015 $ 418,000,000 View
2013-03-31 2013-06-30 CY2013Q2 2013-08-06 0001031296-13-000034 $ 418,000,000 View
2013-07-01 2013-09-30 CY2012Q3 2013-11-05 0001031296-13-000054 $ 418,000,000 View
2013-01-01 2013-12-31 CY2011 2014-02-27 0001031296-14-000010 $ 418,000,000 View
2014-01-01 2014-03-31 CY2013Q1 2014-05-06 0001031296-14-000021 $ 419,000,000 View
2014-01-01 2014-12-31 CY2012 2015-02-17 0001031296-15-000011 $ 420,000,000 View
2015-01-01 2015-03-31 CY2014Q1 2015-05-01 0001031296-15-000024 $ 421,000,000 View
2015-04-01 2015-06-30 CY2014Q2 2015-07-30 0001031296-15-000042 $ 422,000,000 View
2015-07-01 2015-09-30 CY2014Q3 2015-10-29 0001031296-15-000059 $ 423,000,000 View
2010-04-01 2010-06-30 CY2009Q2 2010-08-03 0000950123-10-071821 $ 304,000,000 View
2011-01-01 2011-03-31 CY2010Q1 2011-05-03 0000950123-11-043888 $ 342,000,000 View
2011-04-01 2011-06-30 CY2010Q2 2011-08-02 0000950123-11-071592 $ 418,000,000 View
2011-07-01 2011-09-30 CY2010Q3 2011-11-01 0001031296-11-000049 $ 418,000,000 View
2012-01-01 2012-03-31 CY2011Q1 2012-05-01 0001031296-12-000021 $ 418,000,000 View
2012-03-31 2012-06-30 CY2011Q2 2012-08-07 0001031296-12-000040 $ 417,000,000 View
2012-07-01 2012-09-30 CY2011Q3 2012-11-08 0001031296-12-000052 $ 417,000,000 View
2015-01-01 2015-12-31 CY2013 2016-02-16 0001031296-16-000071 $ 422,000,000 View
2016-01-01 2016-03-31 CY2015Q1 2016-04-26 0001031296-16-000079 $ 424,000,000 View
2016-04-01 2016-06-30 CY2015Q2 2016-07-28 0001031296-16-000102 $ 425,000,000 View
2016-07-01 2016-09-30 CY2015Q3 2016-11-04 0001031296-16-000121 $ 425,000,000 View
2016-01-01 2016-12-31 CY2014 2017-02-21 0001031296-17-000015 $ 426,000,000 View
2017-01-01 2017-03-31 CY2016Q1 2017-04-27 0001031296-17-000023 $ 443,000,000 View
2009-01-01 2009-12-31 CY2007 2010-02-19 0001031296-10-000011 $ 304,000,000 View
2010-01-01 2010-03-31 CY2009Q1 2010-05-04 0001031296-10-000021 $ 304,000,000 View
2010-01-01 2010-12-31 CY2008 2011-02-16 0000950123-11-014700 $ 304,000,000 View
2011-01-01 2011-12-31 CY2009 2012-02-28 0001031296-12-000012 $ 399,000,000 View
2012-01-01 2012-12-31 CY2010 2013-02-25 0001031296-13-000010 $ 418,000,000 View
2014-04-01 2014-06-30 CY2014Q2I 2014-08-05 0001031296-14-000042 $ 420,000,000 View
2017-04-01 2017-06-30 CY2016Q2 2017-07-27 0001031296-17-000044 $ 444,000,000 View
2017-07-01 2017-09-30 CY2016Q3 2017-10-26 0001031296-17-000056 $ 444,000,000 View
2018-01-01 2018-03-31 CY2017Q1 2018-04-23 0001031296-18-000031 $ 476,000,000 View
2018-04-01 2018-06-30 CY2017Q2 2018-07-31 0001031296-18-000051 $ 477,000,000 View
2018-01-01 2018-12-31 CY2016 2019-02-19 0001031296-19-000010 $ 492,000,000 View
2019-01-01 2019-03-31 CY2018Q1 2019-04-23 0001031296-19-000021 $ 530,000,000 View
2019-04-01 2019-06-30 CY2018Q2 2019-07-23 0001031296-19-000034 $ 532,000,000 View
2019-07-01 2019-09-30 CY2018Q3 2019-11-04 0001031296-19-000045 $ 538,000,000 View
2019-01-01 2019-12-31 None 2020-02-10 0001031296-20-000008 $ 535,000,000 View
2019-01-01 2019-12-31 CY2017 2020-11-19 0001031296-20-000043 $ 535,000,000 View
2020-01-01 2020-03-31 CY2019Q1 2020-04-23 0001031296-20-000016 $ 541,000,000 View
2020-04-01 2020-06-30 CY2019Q2 2020-08-17 0001031296-20-000030 $ 542,000,000 View
2021-04-01 2021-06-30 CY2020Q2 2021-07-22 0001031296-21-000075 $ 544,000,000 View
2021-07-01 2021-09-30 CY2020Q3 2021-10-28 0001031296-21-000087 $ 544,000,000 View
2022-01-01 2022-03-31 CY2022Q1 2022-04-21 0001031296-22-000020 $ 4,000,000 View
2021-01-01 2021-12-31 CY2019 2022-02-16 0001031296-22-000013 $ 34,000,000 View
2022-01-01 2022-12-31 CY2020 2023-02-13 0001031296-23-000014 $ 168,000,000 View
2023-07-01 2023-09-30 CY2023Q3 2023-10-26 0001031296-23-000061 $ 64,000,000 View
2024-07-01 2024-09-30 CY2024Q3 2024-10-29 0001031296-24-000055 $ 14,000,000 View
2024-01-01 2024-12-31 CY2024Q4I 2025-02-27 0001031296-25-000006 $ 40,000,000 View
2025-01-01 2025-03-31 CY2025Q1 2025-04-30 0001031296-25-000017 $ 130,000,000 View
2023-04-01 2024-03-31 CY2024Q1I 2024-04-25 0001031296-24-000026 $ 750,000,000 View
2024-04-01 2024-06-30 CY2024Q2 2024-07-30 0001031296-24-000043 $ 285,000,000 View
SEC Facts By Type
Type Name Description View
us-gaap Business Acquisition, Pro Forma Earnings Per Share, Diluted The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. View
us-gaap Electric Domestic Regulated Revenue (Deprecated 2018-01-31) Revenue derived from the regulated (by a federal, state, or local government or agency) generation, transmission and distribution of electricity. View
us-gaap Electric Revenue (Deprecated 2018-01-31) The aggregate revenue, whether regulated or unregulated, derived from the generation, transmission and distribution of electricity. View
us-gaap Electric Worldwide Unregulated Revenue (Deprecated 2018-01-31) Revenue derived from the unregulated generation, transmission and distribution of electricity. 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, Cash Used to Settle Award Aggregate cash paid by the entity during the period to settle equity instruments granted under equity-based payment arrangements. 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 Share-based Payment Arrangement, Exercise of Option, Tax Benefit Amount of tax benefit from exercise of option under share-based payment arrangement. 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 Sale Leaseback Transaction, Current Period Gain Recognized The portion of the deferred gain that was recognized in the current period. View
us-gaap Asset Retirement Obligation, Liabilities Incurred Amount of asset retirement obligations incurred during the period. View
us-gaap Costs and Expenses Total costs of sales and operating expenses for the period. 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 Instrument, Sinking Fund Amount (Deprecated 2012-01-31) Amount paid during the reporting period into the sinking fund. View
us-gaap Debt Instrument, Sinking Fund Payment Amount paid into a fund, which is used to retire the debt instrument. View
us-gaap Debt Instrument, Unamortized Discount Amount, after accumulated amortization, of debt discount. View
us-gaap Debt Instrument, Unamortized Discount (Premium), Net Amount, after accumulated amortization, of debt discount (premium). View
us-gaap Dividends Payable Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. View
us-gaap Finance Lease, Right-of-Use Asset, before Accumulated Amortization Amount, before accumulated amortization, of right-of-use asset from finance lease. 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
invest Derivative, Notional Amount Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. View
us-gaap Accounts Payable (Deprecated 2009-01-31) 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. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date). 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 Employee Benefits, Current Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). View
us-gaap Accrued Income Taxes, Current Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations. 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 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, 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), 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 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 Additional Paid in Capital, Common Stock Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital. View
us-gaap Amortization The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives. 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, Period Increase (Decrease) Amount of increase (decrease) in allowance for credit loss on accounts receivable. View
us-gaap Accounts Receivable, Allowance for Credit Loss, Recovery Amount of increase in allowance for credit loss on accounts receivable, from recovery. 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 Deferred Leasing Fees This element represents the amortization of deferred leasing fees incurred by the lessor and amortized over the term of the lease. Such fees represent (a) costs to originate a lease incurred in transactions with independent third parties that (i) result directly from and are essential to acquire that lease and (ii) would not have been incurred had that leasing transaction not occurred and (b) certain costs directly related to specified activities performed by the lessor for that lease. Those activities are: evaluating the prospective lessee's financial condition; evaluating and recording guarantees, collateral, and other security arrangements; negotiating lease terms; preparing and processing lease documents; and closing the transaction. View
us-gaap Amortization of Debt Issuance Costs and Discounts Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. 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 Nuclear Fuel Lease The expense charged against earnings for the periodic recognition of capitalized nuclear fuel leases. 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, Legally Restricted Assets, Fair Value Carrying amount of an asset that is legally restricted for purposes of settling an asset retirement obligation. 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 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 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 Held-for-sale, at Carrying Value (Deprecated 2014-01-31) Represents the sum of the carrying value of all the Assets Held-for-Sale at the balance sheet date. View
us-gaap Assets Held-for-sale, Long Lived (Deprecated 2014-01-31) Long-lived assets that are held for sale apart from normal operations and anticipated to be sold in less than one year. View
us-gaap Assets Held-for-sale, Property, Plant and Equipment (Deprecated 2014-01-31) Property, plant and equipment that is held for sale apart from normal operations and anticipated to be sold in less than one year. 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 Amount classified as assets attributable to disposal group held for sale or disposed of. 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 Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) 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 Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) 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 Debt Securities, Available-for-sale, Amortized Cost Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). View
us-gaap Debt Securities, Available-for-sale Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). 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 Gains (Losses), Sale Proceeds (Deprecated 2018-01-31) The total amount of proceeds received for the sale of securities, categorized neither as held-to-maturity nor trading securities, during the reporting period. 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 Bankruptcy Claims, Amount Paid to Settle Claims Amount paid to settle bankruptcy claim. 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, Transaction Costs Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition. View
us-gaap Business Acquisition, Pro Forma Earnings Per Share, Basic The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. View
us-gaap Business Acquisition, Pro Forma Revenue (Deprecated 2011-01-31) The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. 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, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31) The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition. View
us-gaap Business Acquisition, Purchase Price Allocation, Current Assets (Deprecated 2013-01-31) The amount of acquisition cost of a business combination allocated to current assets. 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, Goodwill Amount (Deprecated 2013-01-31) Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed. View
us-gaap Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities (Deprecated 2013-01-31) The amount of acquisition cost of a business combination allocated to noncurrent liabilities of the acquired entity. View
us-gaap Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Long-term Debt (Deprecated 2013-01-31) The amount of acquisition cost of a business combination allocated to the noncurrent portion of the long-term debt assumed from the acquired entity. 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 Acquisition, Pro Forma Net Income (Loss) The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. View
us-gaap Business Acquisition, Pro Forma Revenue The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. View
us-gaap Business Combination, Consideration Transferred (Deprecated 2013-01-31) This element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer. View
us-gaap Capitalization, Long-term Debt and Equity This element represents the total consolidated (as applicable) capitalization of the entity which is comprised of its long-term debt and equity instruments. The table may be detailed by subsidiary (legal entity) and include information by type of debt or equity detailed by instrument. 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 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. 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 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, 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 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, 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, Executory Costs Amounts to be paid by lessee to lessor for maintenance, insurance, and tax expenses related to the leased asset. 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, Remainder of Fiscal Year Amount of minimum lease payments for capital leases 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 Capital Leases, Income Statement, Interest Expense The financing charge for leasing arrangements meeting the criteria for capitalization. View
us-gaap Cash 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. Excludes cash and cash equivalents within disposal group and discontinued operation. View
us-gaap Cash Acquired from Acquisition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). 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 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 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 Cash Flow Hedge Derivative Instrument Assets at Fair Value Fair value of all asset derivatives designated as cash flow hedging instruments. View
us-gaap Cash Flow Hedge Derivative Instrument Liabilities at Fair Value Fair value of all liability derivatives designated as cash flow hedging instruments. 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 Provided by (Used in) Financing Activities, Discontinued Operations Amount of cash inflow (outflow) of financing activities of 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 Cash Provided by (Used in) Investing Activities, Discontinued Operations Amount of cash inflow (outflow) of investing activities of 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 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 Commodity Contract Asset, Noncurrent Carrying amount as of the balance sheet date of the asset arising from commodity contracts such as futures contracts tied to the movement of a particular commodity, 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 Common Stock, Dividends, Per Share, Cash Paid Aggregate dividends paid during the period for each share of common stock outstanding. 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, 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 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 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 Common Stock, Value, Outstanding Value of all classes of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares exclude common shares repurchased by the entity and held as treasury shares. 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 Construction in Progress, Gross Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service. View
us-gaap Conversion of Stock, Shares Converted (Deprecated 2011-01-31) The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. View
us-gaap Cost of Purchased Power (Deprecated 2018-01-31) Cost of electricity purchased as well as fuel used to generate electricity used in operations and sold during the reporting period. 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 Deferred Compensation Arrangement with Individual, Shares Authorized for Issuance The maximum number of shares authorized for issuance under the deferred compensation arrangement as of the balance sheet date. View
us-gaap Deferred Costs and Other Assets Amount of deferred cost assets and assets classified as other. 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 Debt Issuance Costs, Gross Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. 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 Income Tax Liabilities, Net Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. View
us-gaap Deferred Purchased Power Costs Costs of power used for operations in prior periods that were expected to be recovered from customers in future periods. 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, Gross Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. View
us-gaap Deferred Tax Assets, Net, Noncurrent Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting and classified as noncurrent. View
us-gaap Deferred Tax Assets, Operating Loss Carryforwards Amount before allocation of valuation allowances of deferred tax asset attributable to deductible 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, 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 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, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee compensation. 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, 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, Parent's Basis in Discontinued Operation Amount of deferred tax liability attributable to taxable temporary differences from the entity's basis in a discontinued operation. 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 Electrical Distribution Revenue (Deprecated 2018-01-31) Revenue earned during the period from the delivery of electricity to a retail customer's home or business through distribution wires or facilities of regulated public utilities. Also known as power delivery revenue. 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, 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 Accumulated Postretirement Benefit Obligation Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate. 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, Plan Assets, Period Increase (Decrease) Amount of increase (decrease) in plan assets of defined benefit plan. View
us-gaap Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Amount of net periodic benefit cost (credit) for defined benefit plan. View
us-gaap Defined Benefit Plan, Plan Assets, Target Allocation, Percentage Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. View
us-gaap Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2017-01-31) Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. View
us-gaap Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (Deprecated 2017-01-31) Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. View
us-gaap Defined Benefit Plan, Target Allocation Percentage of Assets, Debt Securities (Deprecated 2012-01-31) Target allocation percentage of investments in debt securities to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position. View
us-gaap Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities (Deprecated 2012-01-31) Target allocation percentage of investments in equity securities to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position. View
us-gaap Defined Benefit Plan, Target Allocation Percentage of Assets, Other (Deprecated 2012-01-31) Target allocation percentage in other than debt securities, equity securities, and real estate to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position. View
us-gaap Defined Benefit Plan, Target Allocation Percentage of Assets, Real Estate (Deprecated 2012-01-31) Target allocation percentage of investments in real estate to total plan assets presented on a weighted-average basis as of the measurement date of the latest statement of financial position. View
us-gaap Defined Benefit Plan, Target Plan Asset Allocations (Deprecated 2017-01-31) Target allocation of investments of this type to total plan assets presented on a weighted average basis. 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 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, Nonproduction The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. 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 Depreciation, Nonproduction The expense recognized in the current period that allocates the cost of nonproduction tangible assets over their useful lives. View
us-gaap Derivative Asset, Fair Value, Net (Deprecated 2013-01-31) Fair value of the gross assets less the gross liabilities of a derivative asset or group of derivative assets. 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 Derivative Asset, Not Subject to Master Netting Arrangement Deduction Fair value 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, not subject to a master netting arrangement, deducted from derivative assets. 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 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, Average Fixed Interest Rate Average fixed interest rate related to the group of interest rate derivatives. 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 Offset Against Collateral Fair value, after effects of master netting arrangements, 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 offset against an obligation to return collateral. Includes assets not subject to a master netting arrangement and not elected to be offset. 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 Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net (Deprecated 2018-01-31) The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. View
us-gaap Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion The effective portion of loss reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying 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 Electrical Transmission Revenue (Deprecated 2018-01-31) Revenue from the bulk transport of high voltage power, typically over longer distances, between generating plants and distribution systems. 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 Derivative Liability, Not Subject to Master Netting Arrangement Deduction Fair value 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, not subject to a master netting arrangement, deducted from derivative liabilities. View
us-gaap Dilutive Securities, Effect on Basic Earnings Per Share Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities. 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, before Income Tax Amount before tax of income (loss) from a discontinued operation. 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 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, Including Discontinued Operation, Goodwill (Deprecated 2014-01-31) For the disposal group, including a component of the entity (discontinued operation), carrying amount of goodwill (adjusted for any amortization recognized prior to adoption of FAS 142 and impairment charges). View
us-gaap Disposal Group, Including Discontinued Operation, Goodwill Amount classified as goodwill attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Long Lived Assets (Deprecated 2015-01-31) Amount classified as long lived assets attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of. View
us-gaap Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent Amount classified as property, plant and equipment 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, Including Discontinued Operation, Revenue Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation. 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 Dividends, Common Stock, Cash Amount of paid and unpaid common stock dividends declared with the form of settlement in cash. View
us-gaap Dividends, Preferred Stock Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). View
us-gaap Dividends, Preferred Stock, Cash Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash. 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, 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 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 Environmental Remediation Expense The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities. View
us-gaap Equity Method Investment, Ownership Percentage The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. View
us-gaap Equity Securities, FV-NI Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). View
us-gaap Equity Securities, FV-NI, Cost Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value. View
us-gaap Equity Securities, FV-NI, Unrealized Gain Amount of unrealized gain on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). View
us-gaap Equity Securities, FV-NI, Unrealized Loss Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). 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 Excise Taxes Collected The excise taxes collected by a public utility and reported in revenues if the amount of excise taxes is equal to 1 percent or more of such total. View
us-gaap Fair Value, Concentration of Risk, Accounts Receivable This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties. View
us-gaap Fair Value Inputs, Discount Rate (Deprecated 2018-01-31) Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. 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, 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, 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 Future Amortization Expense, Year Two (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years. 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 Finance Lease, Principal Payments Amount of cash outflow for principal payment on finance lease. 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, 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 Assets, Amortization Expense (Deprecated 2012-01-31) Aggregate amount of intangible asset amortization recognized as expense during the period. 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, 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 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, 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, Weighted-Average Useful Life (Deprecated 2012-01-31) The calculated weighted-average useful life of all finite-lived intangible assets. View
us-gaap Fuel Costs Fuel costs incurred that are directly related to goods produced and sold and services rendered during the reporting period. View
us-gaap Future Amortization Expense, after Year Five (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized for the remainder of the finite-lived intangible asset useful life after the fifth succeeding fiscal year. View
us-gaap Future Amortization Expense, Year Five (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years. View
us-gaap Future Amortization Expense, Year Four (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years. View
us-gaap Future Amortization Expense, Year One (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years. View
us-gaap Future Amortization Expense, Year Three (Deprecated 2012-01-31) The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years. View
us-gaap Gain (Loss) on Sale of Derivatives The difference between the book value and the sale price of options, swaps, futures, forward contracts, and other derivative instruments. This element refers to the gain (loss) included in earnings. View
us-gaap Gain (Loss) on Sale of Investments The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities. 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 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 Disposition of Stock in Subsidiary or Equity Method Investee Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries or equity method investee. 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, 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 Goodwill, Other Changes (Deprecated 2016-01-31) Amount of other (increase) decrease 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 Goodwill, Other Increase (Decrease) Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. 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, Purchase Accounting Adjustments Amount of increase (decrease) from adjustments after acquisition date under purchase accounting 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 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 Debt Securities, Held-to-maturity, Noncurrent Amount of investment in debt security measured at amortized cost (held-to-maturity), classified as noncurrent. View
us-gaap Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value. 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 Impairment of Long-Lived Assets Held-for-use The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). View
us-gaap Impairment of Long-Lived Assets to be Disposed of The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. 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 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, 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 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, 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 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 Tax Examination, Interest Accrued The amount of estimated interest 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 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 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 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, Disposition of Business, 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 the disposition of a business not qualifying as a discontinued operation. 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, Nondeductible Expense, Impairment Losses, 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 impairment loss. 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 Settlement, 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 income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements. 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, Trade Change in recurring obligations of a business that arise from the acquisition of merchandise, materials, supplies and services used in the production and 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 Deferred Revenue Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable. View
us-gaap Increase (Decrease) in Deposits Outstanding The increase (decrease) during the reporting period in monies given as security or collateral for items acquired or borrowed on a temporary basis. Deposits may also be paid as initial payment of the cost of acquisition or for the right to enter into a contract or agreement. View
us-gaap Increase (Decrease) in Employee Related Liabilities The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. View
us-gaap Increase (Decrease) in Interest Payable, Net The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity. 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 Other Current Liabilities Amount of increase (decrease) in current liabilities 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 Prepaid Expense and Other Assets Amount of increase (decrease) in prepaid expenses, and assets classified as other. View
us-gaap Increase (Decrease) in Prepaid Expense The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods. 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 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 Liability, Defined Benefit Plan, Noncurrent Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent. View
us-gaap Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method. 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 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 Interest and Debt Expense Interest and debt related expenses associated with nonoperating financing activities of the entity. View
us-gaap Interest Costs Capitalized Amount of interest capitalized during the period. View
us-gaap Interest Costs Capitalized Adjustment Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred. 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 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 Revenue (Expense), Net Amount of interest revenue (income derived from investments in debt securities and on cash and cash equivalents) net of interest expense (cost of borrowed funds accounted for as interest). View
us-gaap Inventory Adjustments Amount of inventory reserves for last-in first-out (LIFO) and other inventory valuation methods. View
us-gaap Inventory, Net Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. View
us-gaap Investment Income, Interest and Dividend Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities. View
us-gaap Investment Income, Net Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities. View
us-gaap Investments in Power and Distribution Projects Carrying amount as of the balance sheet date of investments in power and distribution projects that are expected to be realized after one year or beyond the operating cycle, if longer. View
us-gaap Investment Tax Credit The amount deducted from an entities' taxes, reflecting a percentage of an amount invested in certain assets spread over the useful life of those assets; includes deferred investment tax credits. View
us-gaap Jointly Owned Utility Plant, Proportionate Ownership Share The proportionate share of interest (percent) in a jointly owned utility plant. 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 Lease, Cost Amount of lease cost recognized by lessee for lease contract. 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 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 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 Liabilities Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future. 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 Liabilities of Assets Held-for-sale (Deprecated 2014-01-31) Liability (such as a mortgage) related to a disposal group that is held for sale and anticipated to be sold in less than one year. The liability is expected to be discharged as part of the plan of sale for the asset. 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 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, 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 Litigation Settlement, Amount Awarded to Other Party Amount awarded to other party in judgment or settlement of litigation. 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, 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 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 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 Pollution Control Bond Represents the current and noncurrent portions of a debt security issued by a state, certain agencies or authorities, a local government, or development corporation to finance the construction of air- or water-pollution control facilities or sewage or solid waste disposal facilities pursuant to federal law. The bonds are backed by the credit of the beneficiary of the financing rather than the credit of the issuer. 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, Loss in Period The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates. View
us-gaap Loss on Contract Termination The loss recognized on termination of a contract. 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 Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. View
us-gaap Net Cash Provided by (Used in) Continuing Operations The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label. 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) Financing Activities, Continuing Operations Amount of cash inflow (outflow) of financing activities, excluding 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) Investing Activities, Continuing Operations Amount of cash inflow (outflow) of investing activities, excluding 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 Cash Provided by (Used in) Operating Activities, Continuing Operations Amount of cash inflow (outflow) from operating activities, excluding 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 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 Net Regulatory Assets The net amount of all regulatory assets less all regulatory liabilities as of the end of the period. View
us-gaap Noncontrolling Interest, Decrease from Deconsolidation The amount of the reduction or elimination during the period of a noncontrolling interest resulting from the parent's loss of control and deconsolidation of the entity in which one or more outside parties had a noncontrolling interest. 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 Notional Amount of Interest Rate Fair Value Hedge Derivatives (Deprecated 2013-01-31) Aggregate notional amount of all interest rate derivatives designated as hedging instruments in fair value hedges. Notional amount refers to the monetary amount specified in the interest rate derivative contract. View
us-gaap Nuclear Fuel, Net of Amortization The carrying amount as of the balance sheet of nuclear fuel held as property plant and equipment. This amount is net of amortization based on the energy produced over the life of the fuel. 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 Off-market Lease, Unfavorable This element represents a liability associated with the acquisition of an off-market lease when the terms of the lease are unfavorable to the market terms for the lease at the date of acquisition. View
us-gaap Operating Costs and 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. Excludes Selling, General and Administrative Expense. 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, 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 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 Sale Leaseback Transaction, Deferred Gain, Net The portion of the gain that will be recorded as income or a reduction in rent expense in future periods less amounts recognized in the current period. 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 Lease, Weighted Average Discount Rate, Percent Weighted average discount rate for operating lease calculated at point in time. View
us-gaap Operating Loss Carryforwards Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. View
us-gaap Origination of Notes Receivable from Related Parties The cash outflow for a loan, supported by a promissory note, granted to related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. View
us-gaap Amortization of Other Deferred Charges Amount of amortization of other deferred costs recognized in the income statement. View
us-gaap Other Asset Impairment Charges The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. View
us-gaap Other Assets, Current Amount of current assets classified as other. 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, before Tax (Deprecated 2012-01-31) Gross appreciation or the gross loss in value of the total of unsold available-for-sale securities (except when designated as a fair value hedge or which had been determined to have had an other than temporary decline in fair value below its amortized cost basis). 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, before Tax (Deprecated 2012-01-31) Amounts recognized in other comprehensive income (but not yet recognized in net periodic benefit cost), including the net gain (loss) and net prior service cost (credit) arising during the period. Also includes reclassification adjustments out of other comprehensive income as a result of being recognized as components of net periodic benefit cost for the period. 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), Derivatives Qualifying as Hedges, before Tax (Deprecated 2012-01-31) Pre tax change in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges, net of reclassifications into earnings during the period. 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. 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, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan. View
us-gaap OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax Amount, before tax and after 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 Other Comprehensive Income (Loss), before Reclassifications, before Tax Amount before tax and reclassification adjustments of other comprehensive income (loss). 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), before Tax Amount before tax, after reclassification adjustments of other comprehensive income (loss). View
us-gaap Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Amount, before tax and after reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness. View
us-gaap Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax Amount before tax, after 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), 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, before Tax Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. 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 Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2013-01-31) Before tax amount of the income statement impact of the reclassification adjustment for unrealized gain (loss) realized upon the sale of available-for-sale securities. View
us-gaap Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2013-01-31) Before 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), Tax Amount of tax expense (benefit) allocated to other comprehensive income (loss). View
us-gaap Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2012-01-31) Pre tax reclassification adjustment for gains or losses realized upon the sale of securities. View
us-gaap Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2012-01-31) Pre tax 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. 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. View
us-gaap Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax (Deprecated 2013-01-31) Before tax amount of the income statement impact of the reclassification adjustment for actuarial gain (loss) recognized as a component of net periodic benefit cost. 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 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 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 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 Amount of long-term debt classified as other. View
us-gaap Other Long-term Investments Amount of long-term investments classified as other. View
us-gaap Other Nonoperating Income (Expense) Amount of income (expense) related to nonoperating activities, classified as other. View
us-gaap Other Operating Activities, Cash Flow Statement Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities). View
us-gaap Other Receivables Amount due from parties in nontrade transactions, classified as other. View
us-gaap Other Restricted Assets, Current Amount of current assets that are pledged or subject to withdrawal restrictions, classified as other. View
us-gaap Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis. View
us-gaap Payments for Merger Related Costs The amount of cash paid during the reporting period for charges associated with the mergers. View
us-gaap Payments for Nuclear Fuel Cash outflow associated with the purchase of any material that is commonly used in the generation of nuclear energy. View
us-gaap Payments for Postemployment Benefits Cash outflows for payments of postemployment benefits (such as severance pay and health insurance benefits) recognized during the period. Postemployment benefits are benefits paid to employees after employment but before retirement. View
us-gaap Payments for (Proceeds from) Investments The net cash paid (received) associated with the acquisition or disposal of all investments, including securities and other assets. 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 (Proceeds from) Removal Costs The net cash inflow or outflow from the costs of disposing of plant, whether by demolishing, dismantling, abandoning, sale, and so forth during the period. View
us-gaap Payments for Removal Costs Cash outflow related to disposal costs of plants, whether by demolishing, dismantling, abandoning, sale, and so forth during the period. View
us-gaap Payments for Repurchase of Common Stock The cash outflow to reacquire common stock during the period. 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 of Ordinary Dividends, Preferred Stock and Preference Stock Amount of cash outflow in the form of ordinary dividends to preferred 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 Debt Securities, Available-for-sale Amount of cash outflow to acquire investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). View
us-gaap Payments to Acquire Intangible Assets The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill. View
us-gaap Payments to Acquire Productive Assets The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. View
us-gaap Payment for Pension and Other Postretirement Benefits Amount of cash outflow for pension and other postretirement benefits. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree. View
us-gaap Pension and Other Postretirement Benefits Cost (Reversal of Cost) Amount of cost (reversal of cost) for pension and other postretirement benefits. 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, Dividends Per Share, Declared Aggregate dividends declared during the period for each share of preferred stock outstanding. View
us-gaap Preferred Stock, Liquidation Preference, Value Value of the difference between preference in liquidation and the par or stated values of the preferred shares. 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 Preferred Stock, Redemption Price Per Share The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. View
us-gaap Preferred Stock, Shares Authorized The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. View
us-gaap Preferred Stock, Shares Outstanding Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. View
us-gaap Preferred Stock, Value, Outstanding Value of all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by shareholders, which is net of related treasury stock. May be all or a portion of the number of preferred shares authorized. These shares represent the ownership interest of the preferred shareholders. 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 Prior Period Reclassification Adjustment The amount of a reclassification adjustment made to prior period financial statement amounts. View
us-gaap Proceeds from Contributions from Parent The cash inflow from parent as a source of financing that is recorded as additional paid in capital. 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 Preferred Stock and Preference Stock Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation. View
us-gaap Proceeds from Issuance or Sale of Equity The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. 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) Bank Overdrafts The net cash inflow or outflow from the excess drawing from an existing cash balance, which will be honored by the bank but reflected as a loan to the drawer. 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 Debt Securities, Available-for-sale Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). 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 Proceeds from Stock Options Exercised Amount of cash inflow from exercise of option under share-based payment arrangement. 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 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 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 Accounts Receivable, Credit Loss Expense (Reversal) Amount of expense (reversal of expense) for expected credit loss on accounts receivable. View
us-gaap Public Utilities, Allowance for Funds Used During Construction, Additions Total increase in earnings in the period representing the cost of equity (based on assumed rate of return) and/or borrowed funds (based on interest rate) used to finance construction of regulated assets, which is expected to be recovered through rate adjustments. 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 Public Utilities, Property, Plant and Equipment, Construction Work in Progress Period end amount of construction work in progress in public utility. View
us-gaap Public Utilities, Property, Plant and Equipment, Disclosure of Composite Depreciation Rate for Plants in Service Composite depreciation rate for public utility plants in service. View
us-gaap Real Estate Taxes and Insurance The aggregate total of real estate taxes and insurance expense. View
us-gaap Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Amount before tax of reclassification adjustments of other comprehensive income (loss). 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 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 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, Current Amount of cash 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. View
us-gaap Restructuring and Related Cost, Expected Number of Positions Eliminated The expected number of positions to be eliminated as a result of restructuring activities. View
us-gaap Retained Earnings (Accumulated Deficit) The cumulative amount of the reporting entity's undistributed earnings or deficit. View
us-gaap Retained Earnings, Unappropriated A segregation of retained earnings which is available for dividend distribution. Earnings not paid out as dividends but instead reinvested in the core business or used to pay off debt. Unappropriated profit is part of shareholder equity. Also called cumulative distributions or earned surplus or accumulated earnings or unappropriated profit. View
us-gaap Revenue from Contract with Customer, Excluding Assessed Tax Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. View
us-gaap Revenue from Contract with Customer, Including Assessed Tax Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. 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 Revenue from External Customers (Deprecated 2013-01-31) Amount of revenue from external customers 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 2013-01-31) Amount of revenue from transactions with other operating segments of the same entity. 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 Schedule of Insured Financial Obligations with Credit Deterioration, Insured Contractual Payments Outstanding This element represents the amount of insured contractual payments outstanding on the underlying insured obligations for financial guarantee insurance contracts presented in the context of each surveillance grouping or category used by management to monitor and track potential deterioration in the credit worthiness of the insured party's ability to meet its financial obligations related to the contracts underlying financial guarantee insurance contracts the entity has issued. View
us-gaap Secured Debt Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. View
us-gaap Securities Loaned Amount, after the effects of master netting arrangements, of securities loaned to entities in exchange for collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset. 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, Interest Income (Expense), Net (Deprecated 2011-01-31) Amount of interest revenue net of interest expense for the reportable segment. Reporting interest revenue net of interest expense is permitted only when a majority of the segment's revenues are from interest and the chief operating decision maker relies primarily on net interest revenue to assess the performance of the segment and make decisions about resources to be allocated to the segment. In all other segment disclosure situations, interest revenue must be reported separately from interest expense. 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 from External Customers (Deprecated 2011-01-31) Amount of revenue from external customers 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, Segment Revenue (Deprecated 2011-01-31) Total revenues for reportable segments. View
us-gaap Severance Costs (Deprecated 2013-01-31) The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits. View
us-gaap Severance Costs Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. View
us-gaap Share-based Payment Arrangement, Noncash Expense Amount of noncash expense for share-based payment arrangement. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid Amount of cash paid to settle liability for award under share-based payment arrangement. 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, 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 in Period 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. 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 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 Payment Arrangement, Expensed and Capitalized, Amount Amount of cost expensed and capitalized for award under share-based payment arrangement. 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 Short-term Debt, Average Outstanding Amount For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period. 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 Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). 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 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 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, Dividend Reinvestment Plan Number of shares issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the shareholders to reinvest dividends paid to them by the entity on new issues of stock by the entity. 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, Conversion of Convertible Securities The gross value of stock issued during the period upon the conversion of convertible securities. 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 Sublease Income Amount of sublease income excluding finance and operating lease expense. View
us-gaap Tax Adjustments, Settlements, and Unusual Provisions Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. 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 Taxes, Other Amount of tax expense classified as other. View
us-gaap Taxes Other than Income, Excise, Production and Property Taxes (Deprecated 2009-01-31) Taxes other than income taxes, if not included elsewhere, that could include, property tax or other selling and distribution-related taxes. View
us-gaap Taxes Payable (Deprecated 2009-01-31) Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. For classified balance sheets, used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer); for unclassified balance sheets, used to reflect the total liabilities (regardless of due date). View
us-gaap Undistributed Discontinued Operation Earnings (Loss), Allocation to Participating Securities, Basic Amount of undistributed earnings (loss) from discontinued operations allocated to participating securities for basic earnings (loss) per share or per unit calculation under two-class method. View
us-gaap Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Amount of undistributed 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 Unrealized Gain (Loss) on Commodity Contracts The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of open agreements to purchase or sell mineral resources, energy, and agricultural products at some future point held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrealized Gain (Loss) on Derivatives The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. View
us-gaap Unrecognized Tax Benefits Amount of unrecognized tax benefits. View
us-gaap Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. 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, Decrease Resulting from Settlements with Taxing Authorities Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. View
us-gaap Unrecognized Tax Benefits, Increase Resulting from Acquisition Amount of increase in unrecognized tax benefits resulting from acquisitions. 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 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 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 Utilities Operating Expense, Impairments Amount of operating expense for impairments of regulated operation. View
us-gaap Utilities Operating Expense, Purchased Power Amount of operating expense for purchased power of regulated operation. View
us-gaap Utilities Operating Expense, Taxes Amount of operating expense for taxes other than income taxes of regulated operation. View
us-gaap Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. 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 Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). 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 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 Accounts Receivable, before Allowance for Credit Loss, Current Amount, before 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 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 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 Debt Issuance Costs, Net Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. View
us-gaap Gain (Loss) on Fair Value Hedges Recognized in Earnings Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period. View
us-gaap Interest Costs Incurred Total interest costs incurred during the period and either capitalized or charged against earnings. View
us-gaap Noncontrolling Interest, Increase from Sale of Parent Equity Interest Amount of increase in noncontrolling interest from sale of a portion of the parent's controlling interest. View
us-gaap Proceeds from Sale of Interest in Partnership Unit The proceeds from the sale of an interest in a unit of partnership. View
us-gaap Payments of Distributions to Affiliates The distributions of earnings to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. View
us-gaap Proceeds from Contributions from Affiliates The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. View
us-gaap Contract with Customer, Liability, Current Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. View
us-gaap Deferred Tax Assets, Deferred Income Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income. 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 Income (Loss) from Equity Method Investments Amount of income (loss) for proportionate share of equity method investee's income (loss). 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 Deferred Tax Assets, State Taxes Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from state taxes. 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 Increase (Decrease) in Asset Retirement Obligations The increase (decrease) during the reporting period in the carrying amount of asset retirement obligations. View
us-gaap Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings Amount of decrease in additional paid in capital (APIC) resulting from dividends legally declared (or paid) in excess of retained earnings balance. View
us-gaap Effective Income Tax Rate Reconciliation, Deduction, Dividends, 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. View
us-gaap 542692 None 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
us-gaap Acquired Finite-lived Intangible Asset, Amount (Deprecated 2013-01-31) The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination). 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 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 Additional Paid in Capital Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock. 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 Business Acquisition, Cost of Acquired Entity, Liabilities Incurred (Deprecated 2013-01-31) Fair Value of the liabilities incurred by the acquirer to former owners of the acquiree, including the fair value of any contingent consideration. If liabilities transferred as consideration remain within the combined entity after the business combination (for example, because the assets or liabilities were transferred to the acquiree rather than to its former owners), and the acquirer therefore retains control of them; in that situation, the acquirer measures those liabilities at their carrying amounts immediately before the acquisition date. View
us-gaap Business Acquisition, Pro Forma Net Income (Loss) (Deprecated 2011-01-31) The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. View
us-gaap Business Combination, Acquisition Related Costs This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. 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, Net Minimum Payments (Deprecated 2012-01-31) The total contractually required rental payments on capitalized leases net of deductions for: (i) executory costs, including any profit thereon, included in the minimum lease payments and (ii) the amount of imputed interest necessary to reduce the net minimum lease payments to present value. 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 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 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, Not Subject to Expiration Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates. View
us-gaap Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. View
us-gaap Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. 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 Liability, Fair Value, Amount Offset Against Collateral Fair value, after effects of master netting arrangements, 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 offset against the right to receive collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset. View
us-gaap Undistributed Continuing Operation Earnings (Loss), Allocation to Participating Securities, Basic Amount of undistributed earnings (loss) from continuing operations allocated to participating securities for basic earnings (loss) per share or per unit calculation under two-class method. 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 Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options (Deprecated 2017-01-31) Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period. View
us-gaap Equity Method Investment, Other than Temporary Impairment This item represents an other than temporary decline in value that has been recognized against an investment accounted for under the equity method of accounting. The excess of the carrying amount over the fair value of the investment represents the amount of the write down which is or was reflected in earnings. The written down value is a new cost basis with the adjusted value of the investment becoming its new carrying value subject to the equity accounting method. Evidence of a loss in value might include, but would not necessarily be limited to, absence of an ability to recover the carrying amount of the investment or inability of the investee to sustain an earnings capacity which would justify the carrying amount of the investment. 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 Finite-Lived Intangible Asset, Expected Amortization, after Year Five Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized 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 Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments Amount of gain (loss) included in earnings for the period from the increase (decrease) in fair value of interest rate derivatives not designated as hedging instruments. View
us-gaap Gain (Loss) Related to Litigation Settlement Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. 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 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 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, Other Adjustments, 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 adjustments. 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 Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method. 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 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 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 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 Unsecured Debt Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer). View
us-gaap Long-term Pollution Control Bond, Current Current portion of a debt security issued by a state, certain agencies or authorities, a local government, or development corporation to finance the construction of air- or water-pollution control facilities or sewage or solid waste disposal facilities pursuant to federal law. The bonds are backed by the credit of the beneficiary of the financing rather than the credit of the issuer. View
us-gaap Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Basic Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from discontinued operations available to common shareholders. View
us-gaap New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification (Deprecated 2020-01-31) Represents the quantification of the effect of adopting the new accounting standard or change in accounting principle expected by the entity to have a significant effect on the entity's financial statements. 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, 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), before Tax (Deprecated 2012-01-31) This element represents Other Comprehensive Income or Loss, Before Tax, for the period. The pretax revenues, expenses, gains, and losses that under generally accepted accounting principles are included in comprehensive income, but excluded from net income. Includes the entity's proportionate share of an investee's equity adjustments for other comprehensive income. 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, 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 Pension and Other Postretirement Defined Benefit Plans, Noncurrent Liabilities (Deprecated 2009-01-31) For classified balance sheets this represents the noncurrent liability for underfunded plans recognized in the balance sheet that is associated with the defined benefit pension plans and other postretirement defined benefit plans. For unclassified balance sheets, this represents the entire liability recognized in the balance sheet that is associated with the defined benefit plans. 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 Remaining Amounts of Regulatory Assets for which No Return on Investment During Recovery Period is Provided Remaining balance of regulatory assets for which no return on investment during recovery is provided. In some cases, a regulator may permit an enterprise to include a cost that would be charged to expense by an unregulated enterprise as an allowable cost over a period of time by amortizing that cost for rate-making purposes, but the regulator does not include the unrecovered amount in the rate base. View
us-gaap Sale Leaseback Transaction, Gross Proceeds (Deprecated 2014-01-31) The gross proceeds received from the asset(s) sold in connection with the transaction involving the sale of property to another party and the lease back to the seller. View
us-gaap Sales Revenue from Energy Commodities and Services (Deprecated 2018-01-31) Revenue derived from energy-related services such supplying various forms of energy (such as steam, electricity and chilled water from the operation of on-site facilities or cogeneration plants), procurement services provided to energy purchasers, and the marketing and trading of energy commodities and derivatives. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. View
us-gaap Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. View
us-gaap Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price 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 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 Effective Income Tax Rate Reconciliation, Tax Credit, 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 credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits. View
us-gaap Debt Instrument, Convertible, Conversion Ratio Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. View
us-gaap Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities. View
us-gaap Deferred Tax Liabilities, Tax Deferred Income Amount of deferred tax liability attributable to taxable temporary differences from tax deferred revenue or income classified as other. View
us-gaap Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority. View
us-gaap Financing Receivable, after Allowance for Credit Loss, Current Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable. 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 Effective Income Tax Rate Reconciliation, Nondeductible Expense, 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 expenses. View
us-gaap Other Cost of Operating Revenue Other costs incurred during the reporting period related to other revenue generating activities. 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, Plant in Service Period end amount of total gross PPE. View
us-gaap Unrecorded Unconditional Purchase Obligation Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts). View
us-gaap Transfer to Investments Value of investments transferred to the entity's investments in noncash transactions. View
Chart of Accounts => Accounts
Name View
Accounts Payable (Deprecated 2009-01-31) View
Accounts Payable, Current View
Accounts Receivable, after Allowance for Credit Loss, Current View
Accrued Employee Benefits, Current View
Accrued Income Taxes, Current View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment View
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax View
Accumulated Other Comprehensive Income (Loss), Net of Tax View
Acquired Finite-lived Intangible Asset, Amount (Deprecated 2013-01-31) View
Additional Collateral, Aggregate Fair Value View
Additional Paid in Capital View
Additional Paid in Capital, Common Stock View
Amortization 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, Period Increase (Decrease) View
Accounts Receivable, Allowance for Credit Loss, Recovery View
Accounts Receivable, Allowance for Credit Loss, Writeoff View
Amortization of Deferred Leasing Fees View
Amortization of Debt Issuance Costs and Discounts View
Amortization of Intangible Assets View
Amortization of Nuclear Fuel Lease View
Amortization of Regulatory Asset View
Asset Impairment Charges View
Asset Retirement Obligation View
Asset Retirement Obligation, Accretion Expense View
Asset Retirement Obligation, Legally Restricted Assets, Fair Value View
Asset Retirement Obligation, Liabilities Incurred View
Asset Retirement Obligation, Liabilities Settled View
Asset Retirement Obligation, Revision of Estimate View
Asset Retirement Obligations, Noncurrent View
Assets View
Assets, Current View
Assets Held-for-sale, at Carrying Value (Deprecated 2014-01-31) View
Assets Held-for-sale, Long Lived (Deprecated 2014-01-31) View
Assets Held-for-sale, Property, Plant and Equipment (Deprecated 2014-01-31) View
Assets, Noncurrent View
Disposal Group, Including Discontinued Operation, Assets View
Disposal Group, Including Discontinued Operation, Assets, Current View
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax View
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax View
Debt Securities, Available-for-sale, Amortized Cost View
Debt Securities, Available-for-sale View
Available-for-sale Securities, Gross Realized Gains View
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds (Deprecated 2018-01-31) View
Available-for-sale Securities, Gross Realized Losses View
Bankruptcy Claims, Amount Paid to Settle Claims View
Business Acquisition, Cost of Acquired Entity, Liabilities Incurred (Deprecated 2013-01-31) View
Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31) View
Business Acquisition, Transaction Costs View
Business Acquisition, Pro Forma Earnings Per Share, Basic View
Business Acquisition, Pro Forma Earnings Per Share, Diluted View
Business Acquisition, Pro Forma Net Income (Loss) (Deprecated 2011-01-31) View
Business Acquisition, Pro Forma Revenue (Deprecated 2011-01-31) View
Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Current Assets (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Current Liabilities (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities (Deprecated 2013-01-31) View
Business Acquisition, Purchase Price Allocation, Noncurrent Liabilities, Long-term Debt (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 Acquisition, Pro Forma Net Income (Loss) View
Business Acquisition, Pro Forma Revenue View
Business Combination, Acquisition Related Costs View
Business Combination, Consideration Transferred (Deprecated 2013-01-31) View
Capitalization, Long-term Debt and Equity View
Capital Leased Assets, Gross View
Capital Lease Obligations View
Capital Lease Obligations, Current View
Capital Lease Obligations, Noncurrent 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
Capital Leases, Future Minimum Payments Due in Two Years View
Capital Leases, Future Minimum Payments Due Thereafter View
Capital Leases, Future Minimum Payments, Executory Costs View
Finite-Lived Intangible Assets, Gross View
Capital Leases, Future Minimum Payments, Net Minimum Payments (Deprecated 2012-01-31) View
Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments View
Capital Leases, Future Minimum Payments, Remainder of Fiscal Year View
Capital Leases, Income Statement, Interest Expense View
Cash View
Cash Acquired from Acquisition 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 Flow Hedge Derivative Instrument Assets at Fair Value View
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value View
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months View
Cash Provided by (Used in) Financing Activities, Discontinued Operations View
Cash Provided by (Used in) Investing Activities, Discontinued Operations View
Collateral Already Posted, Aggregate Fair Value View
Commodity Contract Asset, Noncurrent View
Common Stock, Dividends, Per Share, Cash Paid View
Common Stock, Dividends, Per Share, Declared 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
Common Stock, Value, Outstanding 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
Construction in Progress, Gross View
Conversion of Stock, Shares Converted (Deprecated 2011-01-31) View
Cost of Purchased Power (Deprecated 2018-01-31) View
Costs and Expenses 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 Instrument, Sinking Fund Amount (Deprecated 2012-01-31) View
Debt Instrument, Sinking Fund Payment View
Debt Instrument, Unamortized Discount View
Debt Instrument, Unamortized Discount (Premium), Net View
Decommissioning Fund Investments View
Decommissioning Fund Investments, Fair Value View
Deferred Compensation Arrangement with Individual, Shares Authorized for Issuance View
Deferred Costs and Other Assets View
Deferred Federal Income Tax Expense (Benefit) View
Debt Issuance Costs, Gross View
Deferred Income Tax Expense (Benefit) View
Deferred Income Taxes and Tax Credits View
Deferred Income Tax Liabilities, Net View
Deferred Purchased Power Costs View
Deferred State and Local Income Tax Expense (Benefit) View
Deferred Tax Assets, Gross View
Deferred Tax Assets, Net, Noncurrent View
Deferred Tax Assets, Net of Valuation Allowance, Current View
Deferred Tax Assets, Other View
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits View
Finite-Lived Intangible Assets, Net View
Deferred Tax Liabilities, Net View
Deferred Tax Liabilities, Net, Noncurrent View
Deferred Tax Liabilities, Parent's Basis in Discontinued Operation View
Deferred Tax Liabilities, Regulatory Assets and Liabilities 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 Accumulated Postretirement Benefit Obligation 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, Plan Assets, Period Increase (Decrease) View
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) View
Defined Benefit Plan, Plan Assets, Target Allocation, Percentage View
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2017-01-31) View
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year (Deprecated 2017-01-31) View
Defined Benefit Plan, Target Allocation Percentage of Assets, Debt Securities (Deprecated 2012-01-31) View
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities (Deprecated 2012-01-31) View
Defined Benefit Plan, Target Allocation Percentage of Assets, Other (Deprecated 2012-01-31) View
Defined Benefit Plan, Target Allocation Percentage of Assets, Real Estate (Deprecated 2012-01-31) View
Defined Benefit Plan, Target Plan Asset Allocations (Deprecated 2017-01-31) View
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate (Deprecated 2017-01-31) View
Depreciation View
Depreciation, Depletion and Amortization, Nonproduction View
Depreciation, Depletion and Amortization View
Depreciation, Nonproduction View
Derivative Asset Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) View
Derivative Asset, Fair Value, Net (Deprecated 2013-01-31) View
Derivative Asset Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) View
Derivative Asset, Not Subject to Master Netting Arrangement Deduction View
Derivative Asset View
Derivative Asset, Current View
Derivative, Average Fixed Interest Rate 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 Offset Against Collateral View
Derivative Liability, Fair Value, Gross Liability View
Derivative Liability, Fair Value, Amount Offset Against Collateral View
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net (Deprecated 2018-01-31) View
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion View
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net View
Derivative Liability View
Derivative Liability, Current View
Derivative Liability Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) View
Derivative Liability Not Designated as Hedging Instrument, Fair Value (Deprecated 2011-01-31) View
Derivative Liability, Not Subject to Master Netting Arrangement Deduction View
Derivative, Net Liability Position, Aggregate Fair Value View
Dilutive Securities, Effect on Basic Earnings Per Share View
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax View
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax View
Discontinued Operation, Tax Effect of Discontinued Operation View
Disposal Group, Including Discontinued Operation, Goodwill (Deprecated 2014-01-31) View
Disposal Group, Including Discontinued Operation, Goodwill View
Disposal Group, Including Discontinued Operation, Long Lived Assets (Deprecated 2015-01-31) View
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment View
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent View
Disposal Group, Including Discontinued Operation, Revenue View
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal View
Dividends, Common Stock, Cash View
Dividends, Preferred Stock View
Dividends, Preferred Stock, Cash View
Earnings Per Share, Basic View
Earnings Per Share, Diluted View
Effective Income Tax Rate Reconciliation, Percent View
Electrical Distribution Revenue (Deprecated 2018-01-31) View
Electrical Transmission Revenue (Deprecated 2018-01-31) View
Electric Domestic Regulated Revenue (Deprecated 2018-01-31) View
Electric Revenue (Deprecated 2018-01-31) View
Electric Worldwide Unregulated Revenue (Deprecated 2018-01-31) View
Share-based Payment Arrangement, Amount Capitalized View
Share-based Payment Arrangement, Cash Used to Settle Award View
Share-based Payment Arrangement, Expense, Tax Benefit View
Share-based Payment Arrangement, Exercise of Option, Tax Benefit View
Environmental Remediation Expense View
Equity Method Investment, Other than Temporary Impairment View
Equity Method Investment, Ownership Percentage View
Equity Securities, FV-NI View
Equity Securities, FV-NI, Cost View
Equity Securities, FV-NI, Unrealized Gain View
Equity Securities, FV-NI, Unrealized Loss View
Excise and Sales Taxes View
Excise Taxes Collected View
Fair Value, Concentration of Risk, Accounts Receivable View
Fair Value Inputs, Discount Rate (Deprecated 2018-01-31) View
Finance Lease, Interest Expense View
Finance Lease, Interest Payment on Liability View
Finance Lease, Liability View
Finance Lease, Liability, Current 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
Finance Lease, Liability, Undiscounted Excess Amount View
Finance Lease, Principal Payments 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
Finite-Lived Intangible Assets, Accumulated Amortization View
Finite-Lived Intangible Assets, Amortization Expense (Deprecated 2012-01-31) View
Finite-Lived Intangible Asset, Expected Amortization, after Year Five View
Finite-Lived Intangible Asset, Expected Amortization, Year One 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
Fuel Costs View
Future Amortization Expense, after Year Five (Deprecated 2012-01-31) View
Future Amortization Expense, Year Five (Deprecated 2012-01-31) View
Future Amortization Expense, Year Four (Deprecated 2012-01-31) View
Future Amortization Expense, Year One (Deprecated 2012-01-31) View
Future Amortization Expense, Year Three (Deprecated 2012-01-31) View
Future Amortization Expense, Year Two (Deprecated 2012-01-31) View
Gain (Loss) on Interest Rate Derivative Instruments Not Designated as Hedging Instruments View
Gain (Loss) on Sale of Derivatives View
Gain (Loss) on Sale of Investments View
Gain (Loss) on Disposition of Other Assets View
Gain (Loss) on Disposition of Property Plant Equipment View
Gain (Loss) on Disposition of Stock in Subsidiary or Equity Method Investee View
Goodwill View
Goodwill, Acquired During Period View
Goodwill, Impairment Loss View
Goodwill, Other Changes (Deprecated 2016-01-31) View
Goodwill, Other Increase (Decrease) View
Goodwill, Period Increase (Decrease) View
Goodwill, Purchase Accounting Adjustments View
Guarantor Obligations, Current Carrying Value View
Guarantor Obligations, Maximum Exposure, Undiscounted View
Debt Securities, Held-to-maturity, Noncurrent View
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) View
Other than Temporary Impairment Losses, Investments View
Impairment of Long-Lived Assets Held-for-use View
Impairment of Long-Lived Assets to be Disposed of View
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent 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 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 Tax Examination, Interest Accrued View
Income Tax Expense (Benefit) 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 Deferred Tax Assets Valuation Allowance, 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, Disposition of Business, Amount View
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, 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 Settlement, Amount View
Increase (Decrease) in Accounts Payable, Trade View
Increase (Decrease) in Income Taxes Payable View
Increase (Decrease) in Deferred Revenue View
Increase (Decrease) in Deposits Outstanding View
Increase (Decrease) in Employee Related Liabilities View
Increase (Decrease) in Interest Payable, Net View
Increase (Decrease) in Inventories View
Increase (Decrease) in Other Current Liabilities View
Increase (Decrease) in Other Operating Assets and Liabilities, Net View
Increase (Decrease) in Prepaid Expense and Other Assets View
Increase (Decrease) in Prepaid Expense View
Increase (Decrease) in Regulatory Assets and Liabilities View
Increase (Decrease) in Restricted Cash View
Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants View
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements View
Intangible Assets, Net (Excluding Goodwill) View
Interest and Debt Expense View
Interest Costs Capitalized View
Interest Costs Capitalized Adjustment View
Capitalized Interest Costs, Including Allowance for Funds Used During Construction View
Interest Expense View
Interest Paid, Excluding Capitalized Interest, Operating Activities View
Interest Payable, Current View
Interest Revenue (Expense), Net View
Inventory Adjustments View
Inventory, Net View
Investment Income, Interest and Dividend View
Investment Income, Net View
Investments in Power and Distribution Projects View
Investment Tax Credit View
Jointly Owned Utility Plant, Proportionate Ownership Share 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
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
Liabilities View
Liabilities and Equity View
Liabilities, Current View
Liabilities, Noncurrent View
Liabilities of Assets Held-for-sale (Deprecated 2014-01-31) View
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent View
Line of Credit Facility, Current Borrowing Capacity View
Line of Credit Facility, Maximum Borrowing Capacity View
Line of Credit Facility, Remaining Borrowing Capacity View
Litigation Settlement, Amount Awarded to Other Party 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, 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 Investments View
Long-term Transition Bond, Noncurrent View
Long-term Pollution Control Bond, Current View
Long-term Transition Bond View
Loss Contingency, Loss in Period View
Loss on Contract Termination View
Stockholders' Equity Attributable to Noncontrolling Interest View
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders View
Net Cash Provided by (Used in) Continuing Operations View
Net Cash Provided by (Used in) Financing Activities View
Net Cash Provided by (Used in) Financing Activities, Continuing Operations View
Net Cash Provided by (Used in) Investing Activities View
Net Cash Provided by (Used in) Investing Activities, Continuing Operations View
Net Cash Provided by (Used in) Operating Activities View
Net Cash Provided by (Used in) Operating Activities, Continuing Operations 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 Discontinued Operations Available to Common Shareholders, Basic View
Net Regulatory Assets View
Noncontrolling Interest, Decrease from Deconsolidation View
Nonoperating Income (Expense) View
Notional Amount of Interest Rate Fair Value Hedge Derivatives (Deprecated 2013-01-31) View
Nuclear Fuel, Net of Amortization View
Number of Reportable Segments View
Off-market Lease, Unfavorable View
Operating Costs and Expenses View
Operating Expenses View
Operating Income (Loss) View
Operating Lease, Cost 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, 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, Remainder of Fiscal Year View
Operating Lease, Weighted Average Discount Rate, Percent View
Operating Loss Carryforwards View
Origination of Notes Receivable from Related Parties View
Amortization of Other Deferred Charges View
Other Asset Impairment Charges View
Other Assets, Current View
Other Assets, Noncurrent View
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before 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, before Tax (Deprecated 2012-01-31) View
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax View
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, before Tax View
Other Comprehensive Income (Loss), before Reclassifications, before Tax View
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax View
Other Comprehensive Income (Loss), before Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax View
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before 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, before Tax View
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2013-01-31) View
Other Comprehensive Income (Loss), Tax View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax (Deprecated 2012-01-31) View
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax (Deprecated 2013-01-31) 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 Liabilities, Current View
Other Liabilities, Noncurrent View
Other Long-term Debt View
Other Long-term Investments View
Other Nonoperating Income (Expense) View
Other Operating Activities, Cash Flow Statement View
Other Receivables View
Other Restricted Assets, Current View
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities View
Payments for Merger Related Costs View
Payments for Nuclear Fuel View
Payments for Postemployment Benefits View
Payments for (Proceeds from) Investments View
Payments for (Proceeds from) Other Investing Activities View
Payments for (Proceeds from) Removal Costs View
Payments for Removal Costs View
Payments for Repurchase of Common Stock View
Payments of Ordinary Dividends, Common Stock View
Payments of Ordinary Dividends, Preferred Stock and Preference Stock View
Payments to Acquire Available-for-sale Securities View
Payments to Acquire Debt Securities, Available-for-sale View
Payments to Acquire Intangible Assets View
Payments to Acquire Productive Assets View
Payment for Pension and Other Postretirement Benefits View
Pension and Other Postretirement Benefits Cost (Reversal of Cost) View
Liability, Defined Benefit Plan, Noncurrent View
Pension and Other Postretirement Defined Benefit Plans, Noncurrent Liabilities (Deprecated 2009-01-31) View
Payment for Pension Benefits View
Preferred Stock, Dividends Per Share, Declared View
Preferred Stock, Liquidation Preference, Value View
Preferred Stock, Par or Stated Value Per Share View
Preferred Stock, Redemption Price Per Share View
Preferred Stock, Shares Authorized View
Preferred Stock, Shares Outstanding View
Preferred Stock, Value, Outstanding View
Prepaid Taxes View
Prior Period Reclassification Adjustment View
Proceeds from Contributions from Parent View
Proceeds from Issuance of Long-term Debt View
Proceeds from Issuance or Sale of Equity View
Proceeds from (Payments for) Other Financing Activities View
Proceeds from (Repayments of) Bank Overdrafts View
Proceeds from Sale of Available-for-sale Securities View
Proceeds from Sale of Debt Securities, Available-for-sale View
Proceeds from Sale of Other Productive Assets View
Proceeds from Sale of Productive Assets View
Proceeds from Short-term Debt View
Proceeds from Stock Options Exercised View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest View
Property, Plant and Equipment, Gross View
Property, Plant and Equipment, Net View
Accounts Receivable, Credit Loss Expense (Reversal) View
Public Utilities, Allowance for Funds Used During Construction, Additions View
Public Utilities, Allowance for Funds Used During Construction, Capitalized Cost of Equity View
Public Utilities, Property, Plant and Equipment, Construction Work in Progress View
Public Utilities, Property, Plant and Equipment, Disclosure of Composite Depreciation Rate for Plants in Service View
Real Estate Taxes and Insurance View
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax View
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax View
Regulatory Assets, Noncurrent View
Regulatory Liability, Noncurrent View
Remaining Amounts of Regulatory Assets for which No Return on Investment During Recovery Period is Provided View
Repayments of Long-term Debt View
Repayments of Short-term Debt View
Restricted Cash, Current View
Restructuring and Related Cost, Expected Number of Positions Eliminated View
Retained Earnings (Accumulated Deficit) View
Retained Earnings, Unappropriated View
Revenue from Contract with Customer, Excluding Assessed Tax View
Revenue from Contract with Customer, Including Assessed Tax View
Revenues View
Revenue from External Customers (Deprecated 2013-01-31) 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
Sale Leaseback Transaction, Current Period Gain Recognized View
Sale Leaseback Transaction, Deferred Gain, Net View
Sale Leaseback Transaction, Gross Proceeds (Deprecated 2014-01-31) View
Sales Revenue from Energy Commodities and Services (Deprecated 2018-01-31) View
Revenue, Net (Deprecated 2018-01-31) View
Schedule of Insured Financial Obligations with Credit Deterioration, Insured Contractual Payments Outstanding View
Secured Debt View
Securities Loaned 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, Interest Income (Expense), Net (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 from External Customers (Deprecated 2011-01-31) View
Segment Reporting, Segment Revenue (Deprecated 2011-01-31) View
Severance Costs (Deprecated 2013-01-31) View
Severance Costs View
Share-based Payment Arrangement, Noncash Expense View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number 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 in Period 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, 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 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 Payment Arrangement, Expensed and Capitalized, Amount View
Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, 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
Short-term Debt View
Short-term Debt, Weighted Average Interest Rate, at Point in Time View
Short-term Lease, Cost View
Short-term Debt, Average Outstanding Amount View
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit View
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture View
Stockholders' Equity Attributable to Parent View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest View
Stock Issued (Deprecated 2011-01-31) View
Stock Issued View
Stock Issued During Period, Shares, Dividend Reinvestment Plan 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, Conversion of Convertible Securities View
Stock Issued During Period, Value, Employee Benefit Plan View
Stock Issued During Period, Value, New Issues View
Sublease Income View
Tax Adjustments, Settlements, and Unusual Provisions View
Taxes, Miscellaneous View
Taxes, Other View
Taxes Other than Income, Excise, Production and Property Taxes (Deprecated 2009-01-31) View
Taxes Payable (Deprecated 2009-01-31) View
Undistributed Continuing Operation Earnings (Loss), Allocation to Participating Securities, Basic View
Undistributed Discontinued Operation Earnings (Loss), Allocation to Participating Securities, Basic View
Unrealized Gain (Loss) on Commodity Contracts View
Unrealized Gain (Loss) on Derivatives View
Unrecognized Tax Benefits View
Unrecognized Tax Benefits, Decrease Resulting from Current Period Tax Positions 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, Increase Resulting from Acquisition 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
Utilities Operating Expense, Impairments View
Utilities Operating Expense, Purchased Power View
Utilities Operating Expense, Taxes View
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount View
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount View
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage View
Weighted Average Number of Shares Outstanding, Diluted View
Weighted Average Number of Shares Outstanding, Basic View
Accounts Receivable, before Allowance for Credit Loss, Current View
Dividends Payable View
Finance Lease, Right-of-Use Asset, before Accumulated Amortization View
Effective Income Tax Rate Reconciliation, Tax Credit, Amount View
Payment for Debt Extinguishment or Debt Prepayment Cost View
Stockholders' Equity, Other View
Debt Issuance Costs, Net View
Gain (Loss) on Fair Value Hedges Recognized in Earnings View
Interest Costs Incurred View
Noncontrolling Interest, Increase from Sale of Parent Equity Interest View
Proceeds from Sale of Interest in Partnership Unit View
Payments of Distributions to Affiliates View
Proceeds from Contributions from Affiliates View
Contract with Customer, Liability, Current View
Deferred Tax Assets, Deferred Income View
Deferred Tax Assets, Tax Credit Carryforwards, General Business View
Income (Loss) from Equity Method Investments View
Capital Expenditures Incurred but Not yet Paid View
Deferred Tax Assets, State Taxes View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount View
Increase (Decrease) in Asset Retirement Obligations View
Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings View
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount View
538011 View
Debt Instrument, Convertible, Conversion Ratio View
Income Taxes Paid View
Unrecognized Tax Benefits, Increase Resulting from Settlements with Taxing Authorities View
Deferred Tax Liabilities, Tax Deferred Income View
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority View
Financing Receivable, after Allowance for Credit Loss, Current View
Financing Receivable, after Allowance for Credit Loss, Noncurrent View
Other Cost of Operating Revenue View
Public Utilities, Property, Plant and Equipment, Net View
Public Utilities, Property, Plant and Equipment, Plant in Service View
Unrecorded Unconditional Purchase Obligation View
Transfer to Investments View
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount View
Capital Leases, Future Minimum Payments, Interest Included in Payments View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect View
Deferred Tax Assets, Operating Loss Carryforwards View
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration View
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation View
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets View
Disposal Group, Including Discontinued Operation, Assets, Noncurrent View
Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options (Deprecated 2017-01-31) View
Finite-Lived Intangible Assets, Weighted-Average Useful Life (Deprecated 2012-01-31) View
Gain (Loss) Related to Litigation Settlement View
Gain (Loss) on Extinguishment of Debt View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount View
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount View
Increase (Decrease) in Accounts and Other Receivables View
Disposal Group, Including Discontinued Operation, Liabilities, Current View
Long-term Pollution Control Bond View
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification (Deprecated 2020-01-31) View
Other Comprehensive Income (Loss), before Tax View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2013-01-31) View
Proceeds from Issuance of Common Stock View
Proceeds from Issuance of Preferred Stock and Preference Stock View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid 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
Undistributed Earnings (Loss) Allocated to Participating Securities, Basic View
Unsecured Debt View