Table: Component of Other Expense, Nonoperating [Table]

Line Label Object Class Period Type Balance Name
1 Component of Other Expense, Nonoperating [Table] [Table]

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 us-gaap:ComponentOfOtherExpenseNonoperatingTable
2 Legal Entity [Axis] [Axis]

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 dei:LegalEntityAxis
3 Consolidated Entity [Domain] [Domain]

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 dei:EntityDomain
4 Component of Other Expense, Nonoperating [Axis] [Axis]

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 us-gaap:ComponentOfOtherExpenseNonoperatingAxis
5 Component of Other Expense, Nonoperating, Name [Domain] [Domain]

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 us-gaap:ComponentOfOtherExpenseNonoperatingNameDomain
6 Realized Losses on Sale of Investments [Member] [Member]

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 us-gaap:RealizedLossesOnSaleOfInvestmentsMember
7 Investments Impairment Charge [Member] [Member]

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 us-gaap:InvestmentsImpairmentChargeMember
8 Amortization of Deferred Sales Commissions [Member] [Member]

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 us-gaap:AmortizationOfDeferredSalesCommissionsMember
9 Amortization of Regulatory Asset [Member] [Member]

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 us-gaap:AmortizationOfRegulatoryAssetMember
10 Other Amortization [Member] [Member]

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 us-gaap:OtherAmortizationMember
11 Allowance for Funds Used During Construction, Capitalized Interest [Member] [Member]

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 us-gaap:AllowanceForFundsUsedDuringConstructionCapitalizedInterestMember
12 Provision for Losses on Operating and or Development Property [Member] [Member]

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 us-gaap:ProvisionForLossesOnOperatingAndOrDevelopmentPropertyMember
13 Amortization of Intangibles, Nonproduction [Member] [Member]

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 us-gaap:AmortizationOfIntangiblesNonproductionMember
14 Impairment of Goodwill [Member] [Member]

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 us-gaap:ImpairmentOfGoodwillMember
15 Impairment of Intangible Assets [Member] [Member]

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 us-gaap:ImpairmentOfIntangibleAssetsMember
16 Unrealized Gain (Loss or Write-down) [Member] [Member]

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 us-gaap:UnrealizedGainLossOrWriteDownMember
17 Income (Loss) from Equity Method Investments, Net of Distributions [Member] [Member]

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 us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDistributionsMember
18 Income (Loss) from Equity Method Investments [Member] [Member]

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 us-gaap:IncomeLossFromEquityMethodInvestmentsMember
19 Income (Loss) from Equity Real Estate Partnerships [Member] [Member]

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 us-gaap:IncomeLossFromEquityRealEstatePartnershipsMember
20 Noncontrolling Interest and Earnings Losses Equity Investments [Member] [Member]

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 us-gaap:MinorityInterestAndEarningsLossesEquityInvestmentsMember
21 Gain (Loss) on Disposition of Assets [Member] [Member]

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 us-gaap:GainLossOnDispositionOfAssetsMember
22 Gain (Loss) on Disposition of Property [Member] [Member]

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 us-gaap:GainLossOnDispositionOfPropertyMember
23 Gain (Loss) on Sale of Oil and Gas Properties [Member] [Member]

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 us-gaap:GainLossOnSaleOfOilAndGasPropertiesMember
24 Gain (Loss) on Disposition of Other Assets [Member] [Member]

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 us-gaap:GainLossOnDispositionOfOtherAssetsMember
25 Gain (Loss) on Sale of Interest in Projects [Member] [Member]

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 us-gaap:GainLossOnSaleOfInterestInProjectsMember
26 Gain (Loss) on Condemnation, Net of Tax [Member] [Member]

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 us-gaap:GainLossOnCondemnationNetOfTaxMember
27 Gain (Loss) on Sale of Subsidiary's Stock [Member] [Member]

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 us-gaap:GainLossOnSaleOfSubsidiarysStockMember
28 Gain (Loss) on Derivatives [Member] [Member]

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 us-gaap:GainLossOnDerivativesMember
29 Gain (Loss) from Price Risk Management Activity [Member] [Member]

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 us-gaap:GainLossFromPriceRiskManagementActivityMember
30 Gain (Loss) on Oil and Gas Hedging Activity [Member] [Member]

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 us-gaap:GainLossOnOilAndGasHedgingActivityMember
31 Gain (Loss) on Settlement of Derivative Instrument [Member] [Member]

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 us-gaap:GainLossOnSettlementOfDerivativeInstrumentMember
32 Fair Value Adjustments on Hedges and Derivative Contracts [Member] [Member]

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 us-gaap:FairValueAdjustmentsOnHedgesAndDerivativeContractsMember
33 Gains (Losses) on Sales of Assets [Member] [Member]

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 us-gaap:GainsLossesOnSalesOfAssetsMember
34 Gain (Loss) on Sale of Leased Assets, Net, Operating Leases [Member] [Member]

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 us-gaap:GainLossOnSaleOfLeasedAssetsNetOperatingLeasesMember
35 Effect of Illegal Acts on Financial Statements, Disclosure [Member] [Member]

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 us-gaap:EffectOfIllegalActsOnFinancialStatementsDisclosureMember
36 Effect of Illegal Acts on Financial Statements, Amount [Member] [Member]

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 us-gaap:EffectOfIllegalActsOnFinancialStatementsAmountMember
37 Unsolicited Tender Offer Expenses [Member] [Member]

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 us-gaap:UnsolicitedTenderOfferExpensesMember
38 Component of Other Expense, Nonoperating [Line Items] [Line Items]

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 us-gaap:ComponentOfOtherExpenseNonoperatingLineItems
39 Schedule of Other Nonoperating Expense, by Component [Table Text Block] [Concept] Text Block (HTML) For Period

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 us-gaap:ScheduleOfOtherNonoperatingExpenseByComponentTextBlock
40 Component of Other Expense, Nonoperating [Hierarchy] [Abstract]

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 added:ComponentOtherExpenseNonoperatingHierarchy
41 Other Nonoperating Expense [Concept] Monetary For Period Debit us-gaap:OtherNonoperatingExpense