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Company Name: ESSENTIAL UTILITIES, INC.

CIK: 78128

Phone: None

Fiscal Year End: None

Entity Type:

SIC: -

Category Type:

Entity Name: None

First Filing Date: 2010-08-09

Last Filing Date: 2025-05-12

SEC Filings

Start	End	Frame	Filed	ACCN	Value	View

2022-01-01	2022-01-06	CY2022	2023-03-01	0001562762-23-000064	$ 37,000	View
2011-01-01	2011-03-31	CY2010Q1	2011-05-09	0000950123-11-047415	$ 137,825,000	View
2014-01-01	2014-12-31	CY2012	2015-02-27	0000078128-15-000003	$ 176,864,000	View
2010-04-01	2010-06-30	CY2009Q2	2010-08-09	0001387131-10-000818	$ 136,785,000	View
2010-07-01	2010-09-30	CY2009Q3	2010-11-05	0000950123-10-101685	$ 137,095,000	View
2013-07-01	2013-09-30	CY2012Q3	2013-11-08	0001193125-13-435302	$ 176,483,000	View
2014-01-01	2014-03-31	CY2013Q1	2014-05-08	0000078128-14-000004	$ 176,839,000	View
2014-04-01	2014-06-30	CY2013Q2	2014-08-06	0000078128-14-000006	$ 177,058,000	View
2014-07-01	2014-09-30	CY2013Q3	2014-11-06	0000078128-14-000008	$ 176,900,000	View
2015-04-01	2015-06-30	CY2014Q2	2015-08-06	0000078128-15-000009	$ 177,084,000	View
2015-07-01	2015-09-30	CY2014Q3	2015-11-06	0000078128-15-000011	$ 176,704,000	View
2016-01-01	2016-03-31	CY2015Q1	2016-05-06	0000078128-16-000013	$ 177,104,000	View
2017-01-01	2017-03-31	CY2016Q1	2017-05-04	0000078128-17-000004	$ 177,479,000	View
2011-01-01	2011-12-31	CY2009	2012-02-27	0001193125-12-082050	$ 138,182,000	View
2012-01-01	2012-12-31	CY2010	2013-02-28	0001193125-13-084841	$ 139,361,000	View
2013-01-01	2013-12-31	CY2011	2014-03-03	0001193125-14-080172	$ 176,140,000	View
2018-04-01	2018-06-30	CY2017Q2	2018-08-03	0000078128-18-000012	$ 177,901,000	View
2018-07-01	2018-09-30	CY2017Q3	2018-11-06	0000078128-18-000015	$ 177,923,000	View
2019-01-01	2019-03-31	CY2018Q1	2019-05-03	0000078128-19-000005	$ 178,213,000	View
2019-04-01	2019-06-30	CY2018Q2	2019-08-08	0000078128-19-000010	$ 219,055,000	View
2019-07-01	2019-09-30	CY2018Q3	2019-11-05	0000078128-19-000013	$ 232,053,000	View
2019-01-01	2019-12-31	CY2017	2020-02-28	0000078128-20-000005	$ 215,550,000	View
2020-01-01	2020-03-31	CY2019Q1	2020-05-08	0000078128-20-000009	$ 236,122,000	View
2020-04-01	2020-06-30	CY2019Q2	2020-08-06	0000078128-20-000012	$ 254,167,000	View
2011-04-01	2011-06-30	CY2010Q2	2011-08-05	0000950123-11-073746	$ 138,114,000	View
2011-07-01	2011-09-30	CY2010Q3	2011-11-04	0000950123-11-095372	$ 138,297,000	View
2012-01-01	2012-03-31	CY2011Q1	2012-05-07	0001193125-12-215457	$ 138,762,000	View
2012-04-01	2012-06-30	CY2011Q2	2012-08-03	0001193125-12-334635	$ 139,108,000	View
2012-07-01	2012-09-30	CY2011Q3	2012-11-05	0001193125-12-451929	$ 139,676,000	View
2013-01-01	2013-03-31	CY2012Q1	2013-05-06	0001193125-13-201981	$ 140,332,000	View
2013-04-01	2013-06-30	CY2012Q2	2013-08-07	0001193125-13-324533	$ 140,786,000	View
2015-01-01	2015-03-31	CY2014Q1	2015-05-06	0000078128-15-000005	$ 176,888,000	View
2015-01-01	2015-12-31	CY2013	2016-02-26	0001562762-16-000347	$ 176,788,000	View
2016-01-01	2016-12-31	CY2014	2017-02-24	0000078128-17-000002	$ 177,273,000	View
2017-01-01	2017-12-31	CY2015	2018-02-28	0000078128-18-000003	$ 177,612,000	View
2020-07-01	2020-09-30	CY2019Q3	2020-11-06	0000078128-20-000015	$ 254,280,000	View
2020-01-01	2020-12-31	CY2018	2021-03-01	0001562762-21-000081	$ 249,768,000	View
2021-01-01	2021-03-31	CY2020Q1	2021-05-10	0001562762-21-000214	$ 254,565,000	View
2021-04-01	2021-06-30	CY2020Q2	2021-08-06	0001562762-21-000325	$ 254,769,000	View
2019-01-01	2019-12-31	CY2019	2022-03-01	0001562762-22-000068	$ 23,296,000	View
2010-01-01	2010-12-31	CY2008	2011-02-25	0000950123-11-018861	$ 136,948,000	View
2016-04-01	2016-06-30	CY2015Q2	2016-08-03	0000078128-16-000015	$ 177,288,000	View
2016-07-01	2016-09-30	CY2015Q3	2016-11-02	0000078128-16-000017	$ 177,336,000	View
2017-04-01	2017-06-30	CY2016Q2	2017-08-03	0000078128-17-000007	$ 177,609,000	View
2017-07-01	2017-09-30	CY2016Q3	2017-11-02	0000078128-17-000010	$ 177,660,000	View
2018-01-01	2018-03-31	CY2017Q1	2018-05-09	0000078128-18-000008	$ 177,801,000	View
2018-01-01	2018-12-31	CY2016	2019-02-26	0000078128-19-000002	$ 177,904,000	View
2021-07-01	2021-09-30	CY2020Q3	2021-11-05	0001562762-21-000423	$ 258,773,000	View
2022-01-01	2022-03-31	CY2021Q1	2022-05-10	0001562762-22-000240	$ 182,143,000	View
2022-04-01	2022-06-30	CY2021Q2	2022-08-09	0001562762-22-000352	$ 90,391,000	View
2022-07-01	2022-09-30	CY2022Q3I	2022-11-09	0001562762-22-000452	$ 5	View
2023-01-01	2023-03-31	CY2023Q1I	2023-05-09	0001562762-23-000230	$ 948,000	View
2023-04-01	2023-06-30	CY2023Q2I	2023-08-08	0001562762-23-000321	$ 3,312,850	View
2023-07-01	2023-09-30	CY2023Q3I	2023-11-07	0001562762-23-000401	$ 3,305,899	View
2023-01-01	2023-12-31	CY2021	2024-02-29	0001562762-24-000047	$ 8,148,000	View
2023-01-01	2023-03-31	CY2023Q1	2024-05-08	0001562762-24-000128	$ 0	View
2023-04-01	2023-06-30	CY2023Q2	2024-08-06	0001562762-24-000197	$ 0	View
2023-07-01	2023-09-30	CY2023Q3	2024-11-06	0001562762-24-000258	$ 0	View
2024-01-01	2024-12-31	CY2024	2025-02-27	0001562762-25-000036	$ -1,425,000	View
2025-01-01	2025-03-31	CY2025Q1	2025-05-12	0001562762-25-000124	$ -56,000	View
	2021-10-22	CY2021Q3I	2021-11-09	0001562762-21-000432	$ 252,742,882	View

SEC Facts By Type

Type	Name	Description	View

us-gaap	Diluted Earnings Per Share Pro Forma	Pro forma diluted earnings per share, which is commonly presented in initial public offerings.	View
us-gaap	Payments for (Proceeds from) Other Investing Activities	Amount of cash (inflow) outflow from investing activities classified as other.	View
us-gaap	Payments for Repurchase of Common Stock	The cash outflow to reacquire common stock during the period.	View
us-gaap	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 Private Placement	The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.	View
us-gaap	Proceeds from Other Equity	Amount of cash inflow from the issuance of equity classified as other.	View
us-gaap	Proceeds from (Payments for) Other Financing Activities	Amount of cash inflow (outflow) from financing activities classified as other.	View
dei	Entity Public Float	The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.	View
us-gaap	Accrued Liabilities, Current	Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit.	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	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.	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, 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	Debt Conversion, Converted Instrument, Amount	"The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. ""Part noncash"" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period."	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, Deferred Expense, Reserves and Accruals	Amount of deferred tax liability attributable to taxable temporary differences from reserves and accruals.	View
us-gaap	Deferred Tax Liabilities, Leasing Arrangements	Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements.	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	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	Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.	View
us-gaap	Discontinued Operation, 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	Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition (Deprecated 2012-01-31)	The weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, using a decimal to express in number of years.	View
us-gaap	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	Finite-Lived Intangible Assets, Useful Life, Minimum (Deprecated 2012-01-31)	The minimum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.	View
us-gaap	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	Incremental Common Shares Attributable to Dilutive Effect of Accelerated Share Repurchase Agreements	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of accelerated share repurchase agreements. An accelerated share repurchase program is a combination of transactions that permits an entity to purchase a targeted number of shares immediately with the final purchase price of those shares determined by an average market price over a fixed period of time.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Equity Forward Agreements	Additional shared included in the calculation of diluted EPS as a result of the potentially dilutive effect of equity forward arrangements using the reverse treasury stock method.	View
us-gaap	Incremental Common Shares Attributable to Dilutive Effect of Equity Unit Purchase Agreements	Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of equity unit purchase agreements using the treasury stock 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	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	Line of Credit, Current	The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.	View
us-gaap	Long-Term Debt, Maturity, after Year Five	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year One	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	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	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	Number of Operating Segments	Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.	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	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	Postemployment Benefits Liability, Noncurrent	For a classified balance sheet, the carrying amount as of the balance sheet date of the portion of the obligations recognized for the various benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement that is payable after one year (or beyond the operating cycle if longer).	View
us-gaap	Proceeds from Issuance of Common Stock, Dividend Reinvestment Plan	Amount of cash inflow from capital contributions to an entity associated with a dividend reinvestment plan.	View
us-gaap	Proceeds from Legal Settlements	Cash received for the settlement of litigation during the current period.	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	Recorded Unconditional Purchase Obligation, to be Paid, Year Two	Amount of recorded unconditional purchase obligation 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	Regulatory Assets, Current	Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost.	View
us-gaap	Restricted Cash and Cash Equivalents, Noncurrent	Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. 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	Self Insurance Reserve	Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized	Number of additional shares authorized for issuance under share-based payment arrangement.	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 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 Payment Arrangement, Option, Exercise Price Range, Shares Exercisable	The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.	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 Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price	Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.	View
us-gaap	Share-based 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	Stockholders' Equity Note, Stock Split, Conversion Ratio	Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.	View
us-gaap	Stock Issued During Period, Value, Dividend Reinvestment Plan	Value of stock issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the holder of the stock to reinvest dividends paid to them by the entity on new issues of stock by the entity.	View
us-gaap	Unbilled Receivables, Current	Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.	View
us-gaap	Unrecognized Tax Benefits Resulting in Net Operating Loss Carryforward (Deprecated 2014-01-31)	Amount of an unrecognized tax benefit that is directly related to a position taken in a tax year that results in a net operating loss carryforward. This amount is presented as a reduction of the related deferred tax asset in the balance sheet if that deferred tax asset is not used. This amount is presented separately from the deferred tax asset for a net operating loss carryforward if this unrelated tax benefit is associated with a different tax position.	View
us-gaap	Weighted Average Number of Shares, Contingently Issuable	Shares issuable for little or no cash consideration upon the satisfaction of certain conditions (contingently issuable shares) are considered outstanding common shares and included in the computation of basic Earnings Per Share as of the date that all necessary conditions have been satisfied (in essence, when issuance of the shares is no longer contingent). Outstanding common shares that are contingently returnable (that is, subject to recall) are treated in the same manner as contingently issuable shares. Contingently issuable shares include shares that (a) will be issued in the future upon the satisfaction of specified conditions, (b) have been placed in escrow and all or part must be returned if specified conditions are not met, or (c) have been issued but the holder must return all or part if specified conditions are not met. The number of contingently issuable shares is determined by relating the portion of time within a reporting period that these shares have been outstanding to the total time in that period.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Assets, Current	Amount classified as other 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	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate	The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.	View
us-gaap	Deferred Tax Liabilities, Other	Amount of deferred tax liability attributable to taxable temporary differences classified as other.	View
us-gaap	4280275	None	View
us-gaap	Other Receivables	Amount due from parties in nontrade transactions, classified as other.	View
dei	Entity Number of Employees	Number of persons employed by the Entity	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	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, before Allowance for Credit Loss	Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.	View
us-gaap	Accounts Receivable, after Allowance for Credit Loss	Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.	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 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), 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 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	Adjustments to Additional Paid in Capital, Other	Amount of other increase (decrease) in additional paid in capital (APIC).	View
us-gaap	APIC, Share-based Payment Arrangement, Increase for Cost Recognition	Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.	View
us-gaap	Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs	Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.	View
us-gaap	Adjustments to Additional Paid in Capital, Stock Split	Amount of decrease in additional paid in capital (APIC) resulting from a stock split in which per-share par value or stated value is not changed proportionately.	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	Allowance for Funds Used During Construction, Investing Activities	Cash inflow due to change during the period in the allowance for other funds used during construction classified as an investing activity.	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	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	Amount of assets acquired at the acquisition date.	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, Not Part of Disposal Group, Current	Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer.	View
us-gaap	Net Assets	The net of assets and liabilities.	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	Available-for-sale Securities	Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.	View
us-gaap	Bank Acceptances Executed and Outstanding	Carrying amount as of the balance sheet date of drafts and bills of exchange that have been accepted by the reporting bank, or by others for its own account, as its liability to holders of the drafts.	View
us-gaap	Bank Overdrafts	Carrying value as of the balance sheet date of payments made in excess of existing cash balances, which will be honored by the bank but reflected as a loan to the entity. Overdrafts generally have a very short time frame for correction or repayment and are therefore more similar to short-term bank financing than trade financing.	View
us-gaap	Basic Earnings Per Share, Pro Forma	Pro forma basic earnings per share or earnings per unit, which is commonly presented in initial public offerings based on the terms of the offering.	View
us-gaap	Billed Contracts Receivable	Amounts due for billed services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid as of the balance sheet date.	View
us-gaap	Bridge Loan	Short-Term financing which is expected to be paid back relatively quickly, such as by a subsequent longer-term loan. Also called swing loan or bridge financing.	View
us-gaap	Business Acquisition, Purchase Price Allocation, Assets Acquired (Deprecated 2013-01-31)	The amount of acquisition cost of a business combination allocated to assets acquired.	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, Liabilities Assumed (Deprecated 2013-01-31)	The amount of acquisition cost of a business combination allocated to liabilities assumed.	View
us-gaap	Business Acquisition, Purchase Price Allocation, 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, Other Noncurrent Liabilities (Deprecated 2013-01-31)	Amount of acquisition cost of a business combination allocated to other noncurrent liabilities 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, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	Amount of liabilities assumed at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.	View
us-gaap	Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	The amount of property, plant, and equipment recognized as of the acquisition date.	View
us-gaap	Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain (Loss), Net	In a business combination achieved in stages, this element represents the amount of net gain (loss) recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.	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	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 Leases, Future Minimum Payments Receivable, Next Twelve Months	Amount of minimum lease payments to be received by the lessor for capital leases in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Capital Leases, Future Minimum Payments, Receivable Thereafter	Amount of minimum lease payments to be received by the lessor for capital leases after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Capital Leases, Future Minimum Payments, Receivable in Five Years	Amount of minimum lease payments to be received by the lessor for capital leases in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Capital Leases, Future Minimum Payments, Receivable in Four Years	Amount of minimum lease payments to be received by the lessor for capital leases in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Capital Leases, Future Minimum Payments, Receivable in Three Years	Amount of minimum lease payments to be received by the lessor for capital leases in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	Capital Leases, Future Minimum Payments, Receivable in Two Years	Amount of minimum lease payments to be received by the lessor for capital leases in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.	View
us-gaap	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	Customer Advances for Construction	For utilities only, represents the carrying amount of the liability as of the balance sheet date for payments received by a utility from its customers in advance of performing its obligations under terms of its construction agreements.	View
us-gaap	Debt and Lease Obligation	Amount of short-term and long-term debt and lease obligation.	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	SEC Schedule, 12-04, Cash Dividends Paid to Registrant, Consolidated Subsidiaries	This element represents disclosure of the aggregate cash dividends paid to the entity by consolidated subsidiaries.	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	Cash Provided by (Used in) Operating Activities, Discontinued Operations	Amount of cash inflow (outflow) of operating activities of discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.	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	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	Contract with Customer, Liability, Noncurrent	Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.	View
us-gaap	Contributions in Aid of Construction	"Developers, builders, governmental agencies and municipalities will provide the entity with cash, or in some cases property, to extend its services to their properties. Nonrefundable contributions are recorded as contributions in aid of construction (""CIAC"")."	View
us-gaap	Costs and Expenses	Total costs of sales and operating expenses for the period.	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	Cumulative Effect on Retained Earnings, Net of Tax (Deprecated 2020-01-31)	Amount of the cumulative effect on retained earnings net of related income tax effect.	View
us-gaap	Current Federal Tax Expense (Benefit)	Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Current Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.	View
us-gaap	Current State and Local Tax Expense (Benefit)	Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Long-term Debt, Gross	Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.	View
us-gaap	Debt Instrument, Convertible, Threshold Consecutive Trading Days	Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.	View
us-gaap	Debt Instrument, Face Amount	Face (par) amount of debt instrument at time of issuance.	View
us-gaap	Debt Instrument, Fair Value Disclosure	Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.	View
us-gaap	Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum (Deprecated 2016-01-31)	Maximum contractual interest rate for funds borrowed, under the debt agreement.	View
us-gaap	Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum (Deprecated 2016-01-31)	Minimum contractual interest rate for funds borrowed, under the debt agreement.	View
us-gaap	Deferred Costs and Other Assets	Amount of deferred cost assets and assets classified as other.	View
us-gaap	Deferred Costs	The carrying amount of deferred costs.	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	Debt Issuance Costs, Noncurrent, Net	Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. 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 Tax Liabilities, Gross	Amount of deferred tax liability attributable to taxable temporary differences.	View
us-gaap	Deferred Income Tax Liabilities, Net	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.	View
us-gaap	Deferred State and Local Income Tax Expense (Benefit)	Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.	View
us-gaap	Deferred Tax Assets, 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	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.	View
us-gaap	Deferred Tax Assets, Net, Current	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, netted by jurisdiction and classified as current.	View
us-gaap	Deferred Tax Assets, Net of Valuation Allowance	Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Domestic	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, Foreign	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Operating Loss Carryforwards, State and Local	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.	View
us-gaap	Deferred Tax Assets, Other	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.	View
us-gaap	Deferred Tax Assets, Other Loss Carryforwards	Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible loss carryforwards, classified as other.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Postretirement Benefits	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from postretirement benefits.	View
us-gaap	Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent	Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred rent.	View
us-gaap	Deferred Tax Assets, Valuation Allowance	Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.	View
us-gaap	Deferred Tax Expense from Stock Options Exercised	Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.	View
us-gaap	Deferred Tax Liabilities, Regulatory Assets	Amount of deferred tax liability attributable to taxable temporary differences from regulatory assets.	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, Benefit Obligation, (Increase) Decrease for Curtailment	Amount of (increase) decrease in benefit obligation of defined benefit plan from event reducing expected years of future service of present employees or eliminating accrual of benefits for some or all future services of present employees.	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, Amount	Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.	View
us-gaap	Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement	Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.	View
us-gaap	Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits	Amount of increase in benefit obligation for benefits provided to employees payable from defined benefit plan or payable upon retirement.	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	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	Derivative Liability, Fair Value, Amount Not Offset Against Collateral	Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.	View
us-gaap	Derivative, Forward Price	The forward price on the price risk forward or futures contract, such as a gas futures contract.	View
us-gaap	Derivative Instruments and Hedges, Liabilities	Sum as of the balance sheet date of the (a) fair values of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments, and (b) the carrying amounts of the liabilities arising from financial instruments or contracts used to mitigate a specified risk (hedge), and which are expected to be extinguished or otherwise disposed of within a year or the normal operating cycle, if longer, net of the effects of master netting arrangements.	View
us-gaap	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	Disposal Group, Assets of Business Transferred under Contractual Arrangement (Deprecated 2015-01-31)	In a transaction not treated as a divestiture for accounting purposes and in which the disposed operation is not consolidated for accounting purposes, the aggregate amount of the disposed assets that are segregated in the balance sheet.	View
us-gaap	Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net	Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.	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, Gross Profit (Loss)	Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Disposal Group, Including Discontinued Operation, Operating Expense	Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Disposal Group, Including Discontinued Operation, Operating Income (Loss)	Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent	Amount classified as other 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, Other Liabilities, Noncurrent	Amount classified as other 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	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, Net (Deprecated 2014-01-31)	For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.	View
us-gaap	Disposal Group, Including Discontinued Operation, Revenue	Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.	View
us-gaap	Dividends	Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.	View
us-gaap	Dividends, Common Stock, Cash	Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.	View
us-gaap	Dividends Payable, Current	Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	Earnings Per Share, Basic	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	Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	Percentage of domestic federal statutory tax rate applicable to pretax income (loss).	View
us-gaap	Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	Amount of cost not yet recognized for nonvested award under share-based payment arrangement.	View
us-gaap	Share-based Payment Arrangement, Expense, Tax Benefit	Amount of tax benefit for recognition of expense of award under share-based payment arrangement.	View
us-gaap	Employee Stock Ownership Plan (ESOP), Tax Benefit of Dividends Paid to Plan	The tax benefit resulting from dividends paid on preferred stock held by an employee stock option plan, when that stock is not a common stock equivalent.	View
us-gaap	Energy Related Inventory, Natural Gas in Storage	Carrying amount as of the balance sheet date of natural gas in storage, which is a mixture of gases (liquefied or otherwise), used for fuel and manufacturing purposes, which is ready for sale.	View
us-gaap	Equity, Fair Value Disclosure	Fair value of the entity's equity.	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, Gain (Loss)	Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).	View
us-gaap	Equity Securities, FV-NI, Unrealized Gain (Loss)	Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).	View
us-gaap	Estimated Insurance Recoveries	Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts.	View
us-gaap	Excess Tax Benefit from Share-based Compensation, Financing Activities	Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.	View
us-gaap	Excess Tax Benefit from Share-based Compensation, Operating Activities	Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.	View
us-gaap	Extinguishment of Debt, Amount	Gross amount of debt extinguished.	View
us-gaap	Federal Income Tax Expense (Benefit), Continuing Operations	Amount of current and deferred federal income tax expense (benefit) attributable to income (loss) from continuing operations.	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 Five	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Four	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Three	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Year Two	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Finance Lease, Liability, to be Paid, Remainder of Fiscal Year	Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.	View
us-gaap	Finite-Lived Intangible Assets, Useful Life, Maximum (Deprecated 2012-01-31)	The maximum useful life of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar either by their nature or by their use in the operations of a company.	View
us-gaap	Other Restricted Assets	Total assets that cannot be used for operating purposes because of contract or regulatory requirements that are in effect for a period that extends beyond one year.	View
us-gaap	Gain (Loss) on Derivative Instruments, Net, Pretax	Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.	View
us-gaap	Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.	View
us-gaap	Gain (Loss) on Disposition of Other Assets (Deprecated 2011-01-31)	The gains and losses included in results of operations resulting from the sale or disposal of other assets not otherwise defined.	View
us-gaap	Gain (Loss) on Disposition of Business	Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.	View
us-gaap	Gain (Loss) on Disposition of Other Assets	Amount of gain (loss) on sale or disposal of other assets.	View
us-gaap	Gain (Loss) on Disposition of 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 Extinguishment of Debt	Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.	View
us-gaap	Goodwill	Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	Goodwill, Acquired During Period	Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.	View
us-gaap	Goodwill, 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, 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	Goodwill, Written off Related to Sale of Business Unit	Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.	View
us-gaap	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, Domestic	The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.	View
us-gaap	Income (Loss) from Continuing Operations before 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	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	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	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.	View
us-gaap	Income (Loss) from Equity Method Investments	Amount of income (loss) for proportionate share of equity method investee's income (loss).	View
us-gaap	Income Tax Credits and Adjustments	A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.	View
us-gaap	Income Tax Examination, Penalties and Interest Accrued	The amount of estimated penalties and 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 Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability	Amount of income tax expense (benefit) from continuing operations attributable to an adjustment of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity.	View
us-gaap	Income Taxes Paid	The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.	View
us-gaap	Income Taxes Receivable, Current	Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.	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, Nondeductible Expense, Depreciation, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible depreciation.	View
us-gaap	Effective Income Tax Rate Reconciliation, 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, State and Local Income Taxes, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to investment tax credit.	View
us-gaap	Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount	Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits.	View
us-gaap	Increase (Decrease) in Accounts Payable and Accrued Liabilities	The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.	View
us-gaap	Increase (Decrease) in Income Taxes Receivable	The increase (decrease) during the reporting period in income taxes receivable, which represents the amount due from tax authorities for refunds of overpayments or recoveries of income taxes paid.	View
us-gaap	Increase (Decrease) in Operating Assets	The increase (decrease) during the reporting period in the aggregate amount of assets used to generate operating income.	View
us-gaap	Increase (Decrease) in Other Operating Assets	Amount of increase (decrease) in operating assets classified as other.	View
us-gaap	Increase (Decrease) in Obligation, Pension and Other Postretirement Benefits	Amount of increase (decrease) in obligation for pension and other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans.	View
us-gaap	Other Tax Expense (Benefit)	Amount of other income tax expense (benefit).	View
us-gaap	Insurance Recoveries	The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.	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 Costs Capitalized	Amount of interest capitalized during the period.	View
us-gaap	Interest Expense	Amount of the cost of borrowed funds accounted for as interest expense.	View
us-gaap	Interest Expense, Debt	Amount of the cost of borrowed funds accounted for as interest expense for debt.	View
us-gaap	Interest Income (Expense), Net	The net amount of operating interest income (expense).	View
us-gaap	Interest Income, Operating	Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.	View
us-gaap	Interest Income, Other	Amount of interest income earned from interest bearing assets classified as other.	View
us-gaap	Interest Paid, Excluding Capitalized Interest, Operating Activities	Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.	View
us-gaap	Interest Payable, Current	Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).	View
us-gaap	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	Inventory, Raw Materials and Supplies, Gross	Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.	View
us-gaap	Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	Amount of investment in equity method investee and investment in and advance to affiliate.	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	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 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	Other Notes Payable, Noncurrent	Amount of long-term notes classified as other, payable after one year or the normal operating cycle, if longer.	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 and Equity	Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.	View
us-gaap	Liabilities Assumed	The fair value of liabilities assumed in noncash investing or financing activities.	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, Fair Value Adjustment	Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.	View
us-gaap	Liabilities, Noncurrent	Amount of obligation due after one year or beyond the normal operating cycle, if longer.	View
us-gaap	Disposal Group, Including Discontinued Operation, Liabilities	Amount classified as liabilities attributable to disposal group held for sale or disposed of.	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	Liabilities, Other than Long-term Debt, Noncurrent	Aggregated carrying amounts of obligations as of the balance sheet date, excluding long-term debt, incurred as part of the normal operations that are expected to be paid after one year or beyond the normal operating cycle, if longer. Alternate captions include Total Deferred Credits and Other Liabilities.	View
us-gaap	Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)	Amount borrowed under the credit facility as of the balance sheet date.	View
us-gaap	Line of Credit Facility, Average Outstanding Amount	Average amount borrowed under the credit facility during the period.	View
us-gaap	Line of Credit Facility, Capacity Available for Trade Purchases	The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for financing purchases of goods acquired for inventory or imminent delivery to a customer.	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, Interest Rate During Period	The effective interest rate during the reporting period.	View
us-gaap	Line of Credit Facility, Maximum Borrowing Capacity	Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.	View
us-gaap	Line of Credit Facility, Maximum Month-end Outstanding Amount	Maximum month-end amount borrowed under the credit facility during the period.	View
us-gaap	Line of Credit Facility, Unused Capacity, Commitment Fee Percentage	The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.	View
us-gaap	Loans Payable, Current	Carrying value as of the balance sheet date of portion of long-term loans payable due within one year or the operating cycle if longer.	View
us-gaap	Long-term Debt	Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-term Debt and Lease Obligation	Amount of long-term debt and lease obligation, classified as noncurrent.	View
us-gaap	Long-term Debt, 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 Four	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Three	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-Term Debt, Maturity, Year Two	Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Long-term Debt, Excluding Current Maturities	Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.	View
us-gaap	Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.	View
us-gaap	Long-term Debt, Weighted Average Interest Rate, at Point in Time	Weighted average interest rate of long-term debt outstanding calculated at point in time.	View
us-gaap	Loss Contingency Accrual	Amount of loss contingency liability.	View
us-gaap	Loss Contingency, Estimate of Possible Loss	Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.	View
us-gaap	Loss Contingency, Number of Plaintiffs	Number of plaintiffs that have filed claims pertaining to a loss contingency.	View
us-gaap	Malpractice Loss Contingency, Insurance Recoveries	Amount of insurance recoveries recognized from insurance and similar arrangements for reimbursement and payment of malpractice claims recognized during an accounting period.	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 Redemptions or Purchase of Interests	Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).	View
us-gaap	Net Income (Loss) Attributable to Noncontrolling Interest, Joint Venture Partners (Deprecated 2013-01-31)	Amount of net Income or Loss for the period allocated to noncontrolling shareholders, unit holders, partners, or other equity holders in joint ventures included in the entity's consolidated financial statements.	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	Other Nonoperating Income (Expense)	Amount of income (expense) related to nonoperating activities, classified as other.	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	Noncash or Part Noncash Acquisition, Debt Assumed	"The amount of debt that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but 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	Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable	Amount after tax of income (loss) attributable to nonredeemable noncontrolling shareholder, unit holder, partner, or other equity holder of a joint venture.	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	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 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, 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	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, Rent Expense, Minimum Rentals	This element represents the payments that the lessee is obligated to make or can be required to make in connection with a property under the terms of an agreement classified as an operating lease, excluding contingent rentals and a guarantee by the lessee of the lessor's debt and the lessee's obligation to pay (apart from the rental payments) executory costs such as insurance, maintenance, and taxes.	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, Valuation Allowance	The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.	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), 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 for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2013-01-31)	Net of 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 for Sale of Securities Included in Net Income, Tax (Deprecated 2013-01-31)	Tax effect 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 from AOCI for Sale of Securities, before Tax	Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax (Deprecated 2013-01-31)	Tax effect 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), 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, Net of Tax (Deprecated 2012-01-31)	Reclassification adjustment for unrealized gains or losses realized upon the sale of securities, after tax.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2012-01-31)	Tax effect on the reclassification adjustment for gains or losses realized upon the sale of securities during the period.	View
us-gaap	Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax (Deprecated 2012-01-31)	For each annual statement of income presented, the tax effect of the net gain (loss) recognized in other comprehensive income that is a reclassification adjustment of other comprehensive income as a result of being recognized as a component of net periodic benefit cost for the period.	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	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	Other Liabilities, Noncurrent	Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.	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 Stock Issuance Costs	The cash outflow for cost incurred directly with the issuance of an equity security.	View
us-gaap	Payments to Acquire Buildings	The cash outflow for acquisition of buildings (properties) whether for investment or use.	View
us-gaap	Payments to Acquire Businesses, Gross	The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.	View
us-gaap	Payments to Acquire Interest in Joint Venture	The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group.	View
us-gaap	Payments to Acquire Property, Plant, and Equipment	The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.	View
us-gaap	Payments to Acquire Waste Water Systems	The cash outflow for the purchase of waste water systems which includes the waste treatment and disposal facility and equipment to households and industry.	View
us-gaap	Payments to Acquire Water Systems	The cash outflow for the purchase of a facility and equipment that provides water supply which includes wells, reservoirs, pumping stations, and control facilities.	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, 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	Premium Receivable, Credit Loss Expense (Reversal)	Amount of expense (reversal of expense) for expected credit loss on premium receivable.	View
us-gaap	Premiums Receivable, Allowance for Doubtful Accounts, Additions for Charges to Expense (Deprecated 2019-01-31)	Amount of increase in the allowance for premiums receivable from charges to expense.	View
us-gaap	Premiums Receivable, Allowance for Doubtful Accounts, Provision Charged to Expense (Deprecated 2013-01-31)	The amount charged against earnings during the period to provide for known and estimated losses on collections of premiums receivable.	View
us-gaap	Premiums Receivable, Allowance for Doubtful Accounts, Provision Charged to Expense (Deprecated 2016-01-31)	Amount of expense for known and estimated loss on collection of premiums receivable.	View
us-gaap	Premium Receivable, Allowance for Credit Loss, Recovery	Amount of increase in allowance for credit loss on premium receivable from recovery.	View
us-gaap	Premium Receivable, Allowance for Credit Loss, Writeoff	Amount of writeoff of premium receivable, charged against allowance for credit loss.	View
us-gaap	Prepaid Expense and Other Assets, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.	View
us-gaap	Prepaid Expense, Current	Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.	View
us-gaap	Proceeds from Advances for Construction	The cash inflow from borrowing by the entity from developers, builders, government agencies and municipalities for construction that are repaid in cash, generally on a straight-line basis over periods ranging from five to forty years.	View
us-gaap	Proceeds from Contribution in Aid of Construction	The cash inflow from developers, builders, governmental agencies and municipalities that provide the entity with cash to extend its construction services to their properties.	View
us-gaap	Proceeds from Divestiture of Businesses	The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.	View
us-gaap	Proceeds from Equity Method Investment, Distribution, Return of Capital	Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities.	View
us-gaap	Proceeds from Income Tax Refunds	The amount of cash received during the period as refunds for the overpayment of taxes.	View
us-gaap	Proceeds from Insurance Settlement, Operating Activities	Amount of cash inflow for proceeds from settlement of insurance claim, classified as operating activities. Excludes insurance settlement classified as investing activities.	View
us-gaap	Proceeds from Issuance of Common Stock	The cash inflow from the additional capital contribution to the entity.	View
us-gaap	Proceeds from (Repayments of) Short-term Debt	The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.	View
us-gaap	Proceeds from (Repurchase of) Equity	The net cash inflow or outflow resulting from the entity's share transaction.	View
us-gaap	Proceeds from Sale and Collection of Notes Receivable	The cash inflow associated with the proceeds from sale of notes receivable, as well as principal collections from a borrowing supported by a written promise to pay an obligation (note receivable).	View
us-gaap	Proceeds from Sale of Property, Plant, and Equipment	The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.	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	Pro Forma Weighted Average Shares Outstanding, Diluted	The weighted average number of shares or units and dilutive common stock or unit equivalents outstanding in the calculation of proforma diluted earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering.	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	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	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	Allowance for Funds Used During Construction, Capitalized Interest	Amount capitalized of allowance for funds used during construction.	View
us-gaap	Public Utilities, Amount of Allowance for Funds Used During Construction, Equity Costs Capitalized Only for Rate-making Purposes	Amount of costs of debt and equity financing capitalized for setting rates but not capitalized for financial statement purposes.	View
us-gaap	Public Utilities, Approved Rate Increase (Decrease), Amount	Amount of public utility's approved rate increase (decrease) by regulatory agency.	View
us-gaap	Public Utilities, Property, Plant and Equipment, Amount of Acquisition Adjustments (Deprecated 2012-01-31)	The amount of acquisition adjustments included in property, plant and equipment (PPE) for utilities.	View
us-gaap	Public Utilities, Property, Plant and Equipment, Amount of Acquisition Adjustments	Amount of acquisition adjustments included in property, plant and equipment (PPE) for utilities.	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, Equipment	Period end book value of equipment owned (but not classified elsewhere) by the public utility.	View
us-gaap	Public Utilities, Property, Plant and Equipment, Original Cost of Intangible Utility Plants	Original cost of establishing intangible utility plants.	View
us-gaap	Public Utilities, Property, Plant and Equipment, Plant Acquisition Adjustments for Intangible Utility Plants	Any changes made to the acquisition costs of intangible utility plants.	View
us-gaap	Realized Investment Gains (Losses)	Amount of realized gain (loss) on investment.	View
us-gaap	Recorded Unconditional Purchase Obligation, to be Paid, after Year Five	Amount of recorded unconditional purchase obligation maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).	View
us-gaap	Recorded Unconditional Purchase Obligation, to be Paid, Year Five	Amount of recorded unconditional purchase obligation 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	Recorded Unconditional Purchase Obligation, to be Paid, Year Four	Amount of recorded unconditional purchase obligation 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	Recorded Unconditional Purchase Obligation, to be Paid, Year Three	Amount of recorded unconditional purchase obligation 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	Recorded Unconditional Purchase Obligation, to be Paid, Year One	Amount of recorded unconditional purchase obligation 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	Regulatory Assets	The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period.	View
us-gaap	Regulatory Assets, Noncurrent	Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer.	View
us-gaap	Regulatory Liabilities	The amount for the individual regulatory liability as itemized in a table of regulatory liabilities as of the end of the period.	View
us-gaap	Regulatory Liability, Current	The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period.	View
us-gaap	Regulatory Liability, Noncurrent	The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period.	View
us-gaap	Repayments of Advances for Construction	The cash outflow for the payments made by the entity, generally on a straight-line basis over periods ranging from five to forty years to developers, builders, government agencies and municipalities for borrowings received in construction.	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	Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	Percentage of fair value of reporting unit in excess of carrying amount.	View
us-gaap	Restricted Cash and Cash Equivalents	Amount of cash and cash equivalents restricted as to withdrawal or usage. 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	Restricted Cash and Investments, Current	The current cash, cash equivalents and investments that are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. Includes current cash equivalents and investments that are similarly restricted as to withdrawal, usage or disposal.	View
us-gaap	Retained Earnings (Accumulated Deficit)	The cumulative amount of the reporting entity's undistributed earnings or deficit.	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	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	Senior Notes	Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.	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, Discount from Market Price, Purchase Date	Discount rate from fair value on purchase date that participants pay for shares.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, 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, 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, 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	Share Price	Price of a single share of a number of saleable stocks of a company.	View
us-gaap	Shares, Outstanding	Number of shares issued which are neither cancelled nor held in the treasury.	View
us-gaap	Stock Granted During Period, Shares, Share-based Compensation (Deprecated 2011-01-31)	Number of shares of stock (or other type of equity) granted during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP).	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	Stockholders' Equity, Other	This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.	View
us-gaap	Stock Issued During Period, Shares, Acquisitions	Number of shares of stock issued during the period pursuant to acquisitions.	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	Stock Issued During Period, Shares, New Issues	Number of new stock issued during the period.	View
us-gaap	Stock Issued During Period, Shares, Other	Number of shares of stock issued attributable to transactions classified as other.	View
us-gaap	Stock Issued During Period, Shares, Purchase of Assets	Number of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination.	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, 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	Stock Issued During Period, Value, Other	Value of shares of stock issued attributable to transactions classified as other.	View
us-gaap	Stock Issued During Period, Value, Purchase of Assets	Value of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination.	View
us-gaap	Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).	View
us-gaap	Stock Issued During Period, Value, Stock Options Exercised	Value of stock issued as a result of the exercise of stock options.	View
us-gaap	Stock Repurchased During Period, Shares	Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.	View
us-gaap	Stock Repurchase Program, Number of Shares Authorized to be Repurchased	The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.	View
us-gaap	Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.	View
us-gaap	Tax Benefit from Stock Options Exercised (Deprecated 2012-01-31)	Reductions in the entity's income taxes that arise when compensation cost (from non-qualified stock options) recognized on the entity's tax return exceeds compensation cost from non-qualified stock options recognized on the income statement. This element increases net cash provided by operating activities.	View
us-gaap	Tax Benefit from Stock Options Exercised (Deprecated 2013-01-31)	Tax benefits realized from the exercise of stock options resulting in reductions in the entity's income taxes, which increases net cash provided by operating activities.	View
us-gaap	Tax Credit Carryforward, Amount	The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.	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	Treasury Stock, Shares	Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.	View
us-gaap	Treasury Stock, Shares, Acquired	Number of shares that have been repurchased during the period and are being held in treasury.	View
us-gaap	Treasury Stock, Value	The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.	View
us-gaap	Treasury Stock, Value, Acquired, Cost Method	Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.	View
us-gaap	Unbilled Contracts Receivable	Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.	View
us-gaap	Unrealized Gain (Loss) on Investments	Amount of unrealized gain (loss) on investment.	View
us-gaap	Unrecognized Tax Benefits	Amount of unrecognized tax benefits.	View
us-gaap	Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.	View
us-gaap	Unrecognized Tax Benefits, 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 that Would Impact Effective Tax Rate	The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.	View
us-gaap	Unregulated Operating Revenue	The amount of unregulated operating revenues recognized during the period.	View
us-gaap	Utilities Operating Expense, Gas and Petroleum Purchased	Amount of operating expense for purchased gas and petroleum of regulated operation.	View
us-gaap	Utilities Operating Expense, Maintenance and Operations	Amount of operating expense for routine plant maintenance, repairs and operations of regulated operation.	View
us-gaap	Utilities Operating Expense, Taxes	Amount of operating expense for taxes other than income taxes of regulated operation.	View
us-gaap	Weighted Average Basic Shares Outstanding, Pro Forma	The weighted average number of shares (units) outstanding in the calculation of pro forma basic earnings per share (earnings per unit), which is commonly presented in initial public offerings based on the terms of the offering.	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	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	Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year	Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year.	View
us-gaap	Other Nonoperating Expense	Amount of expense related to nonoperating activities, classified as other.	View
us-gaap	Other Nonoperating Income	Amount of income related to nonoperating activities, classified as other.	View
us-gaap	Dividends, Common Stock, Paid-in-kind	Amount of paid and unpaid common stock dividends declared with the form of settlement in payment-in-kind (PIK).	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	Defined Benefit Plan, Plan Assets, Payment for Settlement	Amount of payment, which decreases plan assets of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract.	View
us-gaap	Servicing Asset, Measurement Input	Value of input used to measure servicing asset.	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	Dividends, Common Stock, Stock	Amount of paid and unpaid common stock dividends declared with the form of settlement in stock.	View
us-gaap	Gain (Loss) on Termination of Lease	Amount of gain (loss) on termination of lease before expiration of lease term.	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	Liabilities Subject to Compromise, Early Contract Termination Fees	The amount of early contract termination fees included in liabilities subject to compromise.	View
us-gaap	Net Rentable Area	Net rentable area for properties owned.	View
us-gaap	Treasury Stock, Common, Shares	Number of previously issued common shares repurchased by the issuing entity and held in treasury.	View
us-gaap	Disposal Group, Including Discontinued Operation, Consideration	Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.	View
us-gaap	Income Tax Examination, Penalties and Interest Expense	The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.	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	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.	View
us-gaap	Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	The risk-free interest rate assumption that is used in valuing an option on its own shares.	View

Chart of Accounts => Accounts

Name	View

Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs	View
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation	View
Disposal Group, Including Discontinued Operation, Assets, Current	View
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31)	View
Cumulative Effect of New Accounting Principle in Period of Adoption (Deprecated 2020-01-31)	View
Cumulative Effect on Retained Earnings, Net of Tax (Deprecated 2020-01-31)	View
Current Federal Tax Expense (Benefit)	View
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	View
Goodwill, Written off Related to Sale of Business Unit	View
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	View
Income (Loss) from Continuing Operations, Per Basic Share	View
Incremental Common Shares Attributable to Dilutive Effect of Equity Forward Agreements	View
Incremental Common Shares Attributable to Dilutive Effect of Equity Unit Purchase Agreements	View
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	View
Disposal Group, Including Discontinued Operation, Liabilities	View
Long-Term Debt, Maturity, Year One	View
Long-Term Debt, Maturity, Year Five	View
Operating Lease, Liability, Noncurrent	View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax (Deprecated 2013-01-31)	View
Proceeds from Stock Options Exercised	View
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	View
Restricted Cash and Cash Equivalents	View
Restricted Cash and Cash Equivalents, Noncurrent	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, Exercises in Period, Intrinsic Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	View
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable	View
Share-based Payment Arrangement, Option, Exercise Price Range, Shares Outstanding	View
Share-based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price	View
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture	View
Stockholders' Equity Attributable to Parent	View
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	View
Deferred Tax Liabilities, Other	View
4242811	View
Liabilities Assumed	View
Liabilities, Current	View
Liabilities, Fair Value Adjustment	View
Liabilities, Noncurrent	View
Proceeds from Short-term Debt	View
Costs and Expenses	View
Accounts Payable, Current	View
Accounts Receivable, before Allowance for Credit Loss	View
Accounts Receivable, after Allowance for Credit Loss	View
Accounts Receivable, after Allowance for Credit Loss, Current	View
Accrued Income Taxes, Current	View
Accrued Liabilities, Current	View
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	View
Accumulated Other Comprehensive Income (Loss), Net of Tax	View
Additional Paid in Capital, Common Stock	View
Amortization	View
Adjustments to Additional Paid in Capital, Other	View
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	View
Adjustments to Additional Paid in Capital, Stock Split	View
Share-based Payment Arrangement, Expense	View
Accounts Receivable, Allowance for Credit Loss	View
Allowance for Funds Used During Construction, Investing Activities	View
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	View
Asset Retirement Obligations, Noncurrent	View
Assets	View
Assets, Current	View
Assets Held-for-sale, Not Part of Disposal Group, Current	View
Net Assets	View
Disposal Group, Including Discontinued Operation, Assets	View
Available-for-sale Securities	View
Bank Acceptances Executed and Outstanding	View
Bank Overdrafts	View
Basic Earnings Per Share, Pro Forma	View
Billed Contracts Receivable	View
Bridge Loan	View
Business Acquisition, Purchase Price Allocation, Assets Acquired (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, Liabilities Assumed (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, Other Noncurrent Liabilities (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, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets	View
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	View
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain (Loss), Net	View
Capital Expenditures Incurred but Not yet Paid	View
Capitalization, Long-term Debt and Equity	View
Capital Leases, Future Minimum Payments Receivable, Next Twelve Months	View
Capital Leases, Future Minimum Payments, Receivable Thereafter	View
Capital Leases, Future Minimum Payments, Receivable in Five Years	View
Capital Leases, Future Minimum Payments, Receivable in Four Years	View
Capital Leases, Future Minimum Payments, Receivable in Three Years	View
Capital Leases, Future Minimum Payments, Receivable in Two Years	View
Cash and Cash Equivalents, at Carrying Value	View
Cash and Cash Equivalents, Period Increase (Decrease)	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	View
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	View
SEC Schedule, 12-04, Cash Dividends Paid to Registrant, Consolidated Subsidiaries	View
Cash Provided by (Used in) Financing Activities, Discontinued Operations	View
Cash Provided by (Used in) Investing Activities, Discontinued Operations	View
Cash Provided by (Used in) Operating Activities, Discontinued Operations	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
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	View
Contract with Customer, Liability, Noncurrent	View
Contributions in Aid of Construction	View
Current Income Tax Expense (Benefit)	View
Current State and Local Tax Expense (Benefit)	View
Customer Advances for Construction	View
Debt and Lease Obligation	View
Debt Conversion, Converted Instrument, Amount	View
Long-term Debt, Gross	View
Debt Instrument, Convertible, Threshold Consecutive Trading Days	View
Debt Instrument, Face Amount	View
Debt Instrument, Fair Value Disclosure	View
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum (Deprecated 2016-01-31)	View
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum (Deprecated 2016-01-31)	View
Deferred Costs and Other Assets	View
Deferred Costs	View
Deferred Federal Income Tax Expense (Benefit)	View
Debt Issuance Costs, Gross	View
Debt Issuance Costs, Noncurrent, Net	View
Deferred Income Tax Expense (Benefit)	View
Deferred Tax Liabilities, Gross	View
Deferred Income Tax Liabilities, Net	View
Deferred State and Local Income Tax Expense (Benefit)	View
Deferred Tax Assets, Gross	View
Deferred Tax Assets, Net	View
Deferred Tax Assets, Net, Current	View
Deferred Tax Assets, Net of Valuation Allowance	View
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	View
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	View
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	View
Deferred Tax Assets, Other	View
Deferred Tax Assets, Other Loss Carryforwards	View
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Postretirement Benefits	View
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent	View
Deferred Tax Assets, Valuation Allowance	View
Deferred Tax Expense from Stock Options Exercised	View
Deferred Tax Liabilities, Net	View
Deferred Tax Liabilities, Deferred Expense, Reserves and Accruals	View
Deferred Tax Liabilities, Leasing Arrangements	View
Deferred Tax Liabilities, Net, Noncurrent	View
Deferred Tax Liabilities, Regulatory Assets	View
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets	View
Defined Benefit Plan, Plan Assets, Contributions by Employer	View
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment	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, Amount	View
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement	View
Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits	View
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year (Deprecated 2017-01-31)	View
Depreciation	View
Depreciation, Depletion and Amortization, Nonproduction	View
Depreciation, Depletion and Amortization	View
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	View
Derivative, Forward Price	View
Derivative Instruments and Hedges, Liabilities	View
Diluted Earnings Per Share Pro Forma	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, Assets of Business Transferred under Contractual Arrangement (Deprecated 2015-01-31)	View
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net	View
Disposal Group, Including Discontinued Operation, Goodwill (Deprecated 2014-01-31)	View
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)	View
Disposal Group, Including Discontinued Operation, Operating Expense	View
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	View
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent	View
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent	View
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment	View
Disposal Group, Including Discontinued Operation, Property, Plant, and Equipment, Net (Deprecated 2014-01-31)	View
Disposal Group, Including Discontinued Operation, Revenue	View
Dividends	View
Dividends, Common Stock, Cash	View
Dividends Payable, Current	View
Earnings Per Share, Basic	View
Earnings Per Share, Diluted	View
Effective Income Tax Rate Reconciliation, Percent	View
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	View
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount	View
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition (Deprecated 2012-01-31)	View
Share-based Payment Arrangement, Expense, Tax Benefit	View
Employee Stock Ownership Plan (ESOP), Tax Benefit of Dividends Paid to Plan	View
Energy Related Inventory, Natural Gas in Storage	View
Equity, Fair Value Disclosure	View
Equity Method Investment, Other than Temporary Impairment	View
Equity Method Investment, Ownership Percentage	View
Equity Securities, FV-NI, Gain (Loss)	View
Equity Securities, FV-NI, Unrealized Gain (Loss)	View
Estimated Insurance Recoveries	View
Excess Tax Benefit from Share-based Compensation, Financing Activities	View
Excess Tax Benefit from Share-based Compensation, Operating Activities	View
Extinguishment of Debt, Amount	View
Federal Income Tax Expense (Benefit), Continuing Operations	View
Finance Lease, Liability, Payment, Due	View
Finance Lease, Liability, to be Paid, after Year Five	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
Finite-Lived Intangible Assets, Useful Life, Maximum (Deprecated 2012-01-31)	View
Finite-Lived Intangible Assets, Useful Life, Minimum (Deprecated 2012-01-31)	View
Gain (Loss) on Derivative Instruments, Net, Pretax	View
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property	View
Gain (Loss) on Disposition of Other Assets (Deprecated 2011-01-31)	View
Gain (Loss) on Disposition of Business	View
Gain (Loss) on Disposition of Other Assets	View
Gain (Loss) on Disposition of Property Plant Equipment	View
Gain (Loss) on Extinguishment of Debt	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, Purchase Accounting Adjustments	View
Income (Loss) from Continuing Operations before Income Taxes, Domestic	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 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 (Loss) from Equity Method Investments	View
Income Tax Credits and Adjustments	View
Income Tax Examination, Penalties and Interest Accrued	View
Income Tax Expense (Benefit)	View
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability	View
Income Taxes Paid	View
Income Taxes Receivable, Current	View
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Depreciation, Amount	View
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount	View
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	View
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount	View
Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Amount	View
Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount	View
Increase (Decrease) in Accounts Payable and Accrued Liabilities	View
Increase (Decrease) in Income Taxes Receivable	View
Increase (Decrease) in Operating Assets	View
Increase (Decrease) in Other Operating Assets	View
Increase (Decrease) in Obligation, Pension and Other Postretirement Benefits	View
Increase (Decrease) in Regulatory Assets and Liabilities	View
Incremental Common Shares Attributable to Dilutive Effect of Accelerated Share Repurchase Agreements	View
Insurance Recoveries	View
Intangible Assets, Net (Excluding Goodwill)	View
Interest Costs Capitalized	View
Interest Expense	View
Interest Expense, Debt	View
Interest Income (Expense), Net	View
Interest Income, Operating	View
Interest Income, Other	View
Interest Paid, Excluding Capitalized Interest, Operating Activities	View
Interest Payable, Current	View
Inventory, Net	View
Inventory, Raw Materials and Supplies, Gross	View
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	View
Operating Leases, Rent Expense	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 and Equity	View
Disposal Group, Including Discontinued Operation, Liabilities, Current	View
Liabilities, Other than Long-term Debt, Noncurrent	View
Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)	View
Line of Credit Facility, Average Outstanding Amount	View
Line of Credit Facility, Capacity Available for Trade Purchases	View
Line of Credit Facility, Current Borrowing Capacity	View
Line of Credit Facility, Interest Rate During Period	View
Line of Credit Facility, Maximum Borrowing Capacity	View
Line of Credit Facility, Maximum Month-end Outstanding Amount	View
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage	View
Line of Credit, Current	View
Loans Payable, Current	View
Long-term Debt	View
Long-term Debt and Lease Obligation	View
Long-term Debt, Current Maturities	View
Long-Term Debt, Maturity, after Year Five	View
Long-Term Debt, Maturity, Year Four	View
Long-Term Debt, Maturity, Year Three	View
Long-Term Debt, Maturity, Year Two	View
Long-term Debt, Excluding Current Maturities	View
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	View
Long-term Debt, Weighted Average Interest Rate, at Point in Time	View
Loss Contingency Accrual	View
Loss Contingency, Estimate of Possible Loss	View
Loss Contingency, Number of Plaintiffs	View
Malpractice Loss Contingency, Insurance Recoveries	View
Stockholders' Equity Attributable to Noncontrolling Interest	View
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	View
Net Income (Loss) Attributable to Noncontrolling Interest, Joint Venture Partners (Deprecated 2013-01-31)	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
Noncash or Part Noncash Acquisition, Debt Assumed	View
Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable	View
Number of Operating Segments	View
Number of Reportable Segments	View
Operating Costs and Expenses	View
Operating Income (Loss)	View
Operating Lease, Cost	View
Operating Lease, Liability	View
Operating Lease, Liability, Current	View
Operating Lease, Payments	View
Operating Lease, Right-of-Use Asset	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, Rent Expense, Minimum Rentals	View
Operating Lease, Weighted Average Discount Rate, Percent	View
Operating Loss Carryforwards, Valuation Allowance	View
Other Comprehensive Income (Loss), Net of Tax	View
Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)	View
Proceeds from Sale and Collection of Notes Receivable	View
Proceeds from Sale of Property, Plant, and Equipment	View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax (Deprecated 2013-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2013-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax	View
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	View
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	View
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, 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, Net of Tax (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax (Deprecated 2012-01-31)	View
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax (Deprecated 2012-01-31)	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 Liabilities, Noncurrent	View
Other Notes Payable, Noncurrent	View
Other Nonoperating Income (Expense)	View
Other Receivables	View
Other Restricted Assets	View
Other Tax Expense (Benefit)	View
Payments for (Proceeds from) Other Investing Activities	View
Payments for Repurchase of Common Stock	View
Payment for Debt Extinguishment or Debt Prepayment Cost	View
Payments of Ordinary Dividends, Common Stock	View
Payments of Stock Issuance Costs	View
Payments to Acquire Buildings	View
Payments to Acquire Businesses, Gross	View
Payments to Acquire Interest in Joint Venture	View
Payments to Acquire Property, Plant, and Equipment	View
Payments to Acquire Waste Water Systems	View
Payments to Acquire Water Systems	View
Postemployment Benefits Liability, Noncurrent	View
Preferred Stock, Par or Stated Value Per Share	View
Preferred Stock, Shares Authorized	View
Premium Receivable, Credit Loss Expense (Reversal)	View
Premiums Receivable, Allowance for Doubtful Accounts, Additions for Charges to Expense (Deprecated 2019-01-31)	View
Premiums Receivable, Allowance for Doubtful Accounts, Provision Charged to Expense (Deprecated 2013-01-31)	View
Premiums Receivable, Allowance for Doubtful Accounts, Provision Charged to Expense (Deprecated 2016-01-31)	View
Premium Receivable, Allowance for Credit Loss, Recovery	View
Premium Receivable, Allowance for Credit Loss, Writeoff	View
Prepaid Expense and Other Assets, Current	View
Prepaid Expense, Current	View
Proceeds from Advances for Construction	View
Proceeds from Contribution in Aid of Construction	View
Proceeds from Divestiture of Businesses	View
Proceeds from Equity Method Investment, Distribution, Return of Capital	View
Proceeds from Income Tax Refunds	View
Proceeds from Insurance Settlement, Operating Activities	View
Proceeds from Issuance of Common Stock	View
Proceeds from Issuance of Common Stock, Dividend Reinvestment Plan	View
Proceeds from Issuance of Long-term Debt	View
Proceeds from Issuance of Private Placement	View
Proceeds from Legal Settlements	View
Proceeds from Other Equity	View
Proceeds from (Payments for) Other Financing Activities	View
Proceeds from (Repayments of) Bank Overdrafts	View
Proceeds from (Repayments of) Short-term Debt	View
Proceeds from (Repurchase of) Equity	View
Pro Forma Weighted Average Shares Outstanding, Diluted	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
Allowance for Funds Used During Construction, Capitalized Interest	View
Public Utilities, Amount of Allowance for Funds Used During Construction, Equity Costs Capitalized Only for Rate-making Purposes	View
Public Utilities, Approved Rate Increase (Decrease), Amount	View
Public Utilities, Property, Plant and Equipment, Amount of Acquisition Adjustments (Deprecated 2012-01-31)	View
Public Utilities, Property, Plant and Equipment, Amount of Acquisition Adjustments	View
Public Utilities, Property, Plant and Equipment, Construction Work in Progress	View
Public Utilities, Property, Plant and Equipment, Equipment	View
Public Utilities, Property, Plant and Equipment, Original Cost of Intangible Utility Plants	View
Public Utilities, Property, Plant and Equipment, Plant Acquisition Adjustments for Intangible Utility Plants	View
Realized Investment Gains (Losses)	View
Recorded Unconditional Purchase Obligation, to be Paid, after Year Five	View
Recorded Unconditional Purchase Obligation, to be Paid, Year Five	View
Recorded Unconditional Purchase Obligation, to be Paid, Year Four	View
Recorded Unconditional Purchase Obligation, to be Paid, Year Two	View
Recorded Unconditional Purchase Obligation, to be Paid, Year Three	View
Recorded Unconditional Purchase Obligation, to be Paid, Year One	View
Regulatory Assets	View
Regulatory Assets, Current	View
Regulatory Assets, Noncurrent	View
Regulatory Liabilities	View
Regulatory Liability, Current	View
Regulatory Liability, Noncurrent	View
Repayments of Advances for Construction	View
Repayments of Long-term Debt	View
Repayments of Short-term Debt	View
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	View
Restricted Cash and Investments, Current	View
Retained Earnings (Accumulated Deficit)	View
Revenues	View
Secured Debt	View
Self Insurance Reserve	View
Senior Notes	View
Share-based Payment Arrangement, Noncash Expense	View
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	View
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value	View
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized	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
Share Price	View
Shares, Outstanding	View
Stock Granted During Period, Shares, Share-based Compensation (Deprecated 2011-01-31)	View
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	View
Stockholders' Equity Note, Stock Split, Conversion Ratio	View
Stockholders' Equity, Other	View
Stock Issued During Period, Shares, Acquisitions	View
Stock Issued During Period, Shares, Dividend Reinvestment Plan	View
Stock Issued During Period, Shares, New Issues	View
Stock Issued During Period, Shares, Other	View
Stock Issued During Period, Shares, Purchase of Assets	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, Dividend Reinvestment Plan	View
Stock Issued During Period, Value, New Issues	View
Stock Issued During Period, Value, Other	View
Stock Issued During Period, Value, Purchase of Assets	View
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	View
Stock Issued During Period, Value, Stock Options Exercised	View
Stock Repurchased During Period, Shares	View
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	View
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	View
Tax Benefit from Stock Options Exercised (Deprecated 2012-01-31)	View
Tax Benefit from Stock Options Exercised (Deprecated 2013-01-31)	View
Tax Credit Carryforward, Amount	View
Taxes, Miscellaneous	View
Treasury Stock, Shares	View
Treasury Stock, Shares, Acquired	View
Treasury Stock, Value	View
Treasury Stock, Value, Acquired, Cost Method	View
Unbilled Contracts Receivable	View
Unbilled Receivables, Current	View
Unrealized Gain (Loss) on Investments	View
Unrecognized Tax Benefits	View
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	View
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	View
Unrecognized Tax Benefits Resulting in Net Operating Loss Carryforward (Deprecated 2014-01-31)	View
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	View
Unregulated Operating Revenue	View
Utilities Operating Expense, Gas and Petroleum Purchased	View
Utilities Operating Expense, Maintenance and Operations	View
Utilities Operating Expense, Taxes	View
Weighted Average Basic Shares Outstanding, Pro Forma	View
Weighted Average Number of Shares Outstanding, Diluted	View
Weighted Average Number of Shares, Contingently Issuable	View
Weighted Average Number of Shares Outstanding, Basic	View
Debt Securities, Available-for-sale	View
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year	View
Other Nonoperating Expense	View
Other Nonoperating Income	View
Dividends, Common Stock, Paid-in-kind	View
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	View
Defined Benefit Plan, Plan Assets, Payment for Settlement	View
Servicing Asset, Measurement Input	View
Disposal Group, Including Discontinued Operation, Assets, Noncurrent	View
Disposal Group, Including Discontinued Operation, Other Assets, Current	View
Dividends, Common Stock, Stock	View
Gain (Loss) on Termination of Lease	View
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent	View
Liabilities Subject to Compromise, Early Contract Termination Fees	View
Net Rentable Area	View
Treasury Stock, Common, Shares	View
Disposal Group, Including Discontinued Operation, Consideration	View
Income Tax Examination, Penalties and Interest Expense	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate	View
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	View

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