Condensed Consolidating Financial Information (Statements of Comprehensive Income) (Details 3) (USD $) In Millions, unless otherwise specified
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3 Months Ended |
12 Months Ended |
Dec. 31, 2014
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Sep. 30, 2014
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Jun. 30, 2014
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Mar. 31, 2014
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Net Income/(Loss) |
$ 97us-gaap_ProfitLoss |
$ 182us-gaap_ProfitLoss |
$ (80)us-gaap_ProfitLoss |
$ (67)us-gaap_ProfitLoss |
$ (290)us-gaap_ProfitLoss |
$ 138us-gaap_ProfitLoss |
$ 131us-gaap_ProfitLoss |
$ (331)us-gaap_ProfitLoss |
$ 132us-gaap_ProfitLoss |
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$ (352)us-gaap_ProfitLoss |
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$ 315us-gaap_ProfitLoss |
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Unrealized loss on derivatives, net |
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(45)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax |
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8us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax |
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(163)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax |
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Foreign currency translation adjustments, net |
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(8)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax |
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(24)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax |
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(1)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax |
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |
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(11)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax |
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Reclassification adjustment for translation gain realized upon sale of Schkopau, net of income tax |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax |
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(11)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax |
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Available-for-sale securities, net |
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(7)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax |
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3us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax |
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3us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax |
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Defined benefit plan, net |
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(129)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax |
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168us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax |
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(52)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax |
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Other comprehensive income/(loss) |
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(189)us-gaap_OtherComprehensiveIncomeLossNetOfTax |
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155us-gaap_OtherComprehensiveIncomeLossNetOfTax |
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(224)us-gaap_OtherComprehensiveIncomeLossNetOfTax |
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Comprehensive income/(loss) |
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(57)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest |
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(197)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest |
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91us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest |
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91us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest |
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Less: Comprehensive income/(loss) attributable to noncontrolling interest |
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8us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest |
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34us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest |
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20us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest |
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20us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest |
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Comprehensive income/(loss) attributable to NRG Energy, Inc. |
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(65)us-gaap_ComprehensiveIncomeNetOfTax |
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(231)us-gaap_ComprehensiveIncomeNetOfTax |
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71us-gaap_ComprehensiveIncomeNetOfTax |
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Dividends for preferred shares |
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56us-gaap_DividendsPreferredStock |
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9us-gaap_DividendsPreferredStock |
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9us-gaap_DividendsPreferredStock |
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Comprehensive (loss)/income, Net of Tax, Available for Common Stockholders |
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(121)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders |
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(240)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders |
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62nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders |
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Guarantor Subsidiaries |
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Net Income/(Loss) |
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924us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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121us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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535us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Unrealized loss on derivatives, net |
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(49)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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(71)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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(160)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Foreign currency translation adjustments, net |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Available-for-sale securities, net |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Defined benefit plan, net |
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(5)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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(75)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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38us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Other comprehensive income/(loss) |
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(44)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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4us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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(198)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Comprehensive income/(loss) |
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880us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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125us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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337us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Less: Comprehensive income/(loss) attributable to noncontrolling interest |
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0us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Comprehensive income/(loss) attributable to NRG Energy, Inc. |
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880us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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125us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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337us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Dividends for preferred shares |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Comprehensive (loss)/income, Net of Tax, Available for Common Stockholders |
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880nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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125nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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337nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember |
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Non-Guarantor Subsidiaries |
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Net Income/(Loss) |
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426us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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45us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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120us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Unrealized loss on derivatives, net |
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(89)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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50us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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(30)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Foreign currency translation adjustments, net |
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(12)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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(20)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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(2)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |
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(11)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Available-for-sale securities, net |
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1us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Defined benefit plan, net |
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104us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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(63)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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0us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Other comprehensive income/(loss) |
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(204)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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93us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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(43)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Comprehensive income/(loss) |
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222us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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138us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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77us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Less: Comprehensive income/(loss) attributable to noncontrolling interest |
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67us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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27us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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20us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Comprehensive income/(loss) attributable to NRG Energy, Inc. |
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155us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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111us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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57us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Dividends for preferred shares |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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Comprehensive (loss)/income, Net of Tax, Available for Common Stockholders |
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155nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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111nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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57nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember |
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NRG Energy, Inc. |
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Net Income/(Loss) |
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149us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(372)us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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295us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Unrealized loss on derivatives, net |
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(215)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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120us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(214)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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|
Foreign currency translation adjustments, net |
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4us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(4)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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1us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |
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|
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Available-for-sale securities, net |
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(8)us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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3us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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3us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Defined benefit plan, net |
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|
|
|
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30us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(30)us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
|
14us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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|
Other comprehensive income/(loss) |
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(249)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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149us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(224)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Comprehensive income/(loss) |
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(100)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(223)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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|
71us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Less: Comprehensive income/(loss) attributable to noncontrolling interest |
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15us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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13us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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0us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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|
Comprehensive income/(loss) attributable to NRG Energy, Inc. |
|
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|
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|
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(115)us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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(236)us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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71us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Dividends for preferred shares |
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|
|
|
|
|
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56us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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9us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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9us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
|
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Comprehensive (loss)/income, Net of Tax, Available for Common Stockholders |
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(171)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
|
(245)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
|
62nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ParentCompanyMember |
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Eliminations |
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Net Income/(Loss) |
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(1,367)us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(146)us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(635)us-gaap_ProfitLoss / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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Unrealized loss on derivatives, net |
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308us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(91)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
241us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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Foreign currency translation adjustments, net |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |
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0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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Available-for-sale securities, net |
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0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
Defined benefit plan, net |
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0us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
Other comprehensive income/(loss) |
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|
|
|
|
|
|
|
308us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(91)us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
241us-gaap_OtherComprehensiveIncomeLossNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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|
Comprehensive income/(loss) |
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(1,059)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(237)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
(394)us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
Less: Comprehensive income/(loss) attributable to noncontrolling interest |
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(74)us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(6)us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
Comprehensive income/(loss) attributable to NRG Energy, Inc. |
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(985)us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(231)us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
(394)us-gaap_ComprehensiveIncomeNetOfTax / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
Dividends for preferred shares |
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0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
0us-gaap_DividendsPreferredStock / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
|
|
Comprehensive (loss)/income, Net of Tax, Available for Common Stockholders |
|
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|
|
|
|
|
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$ (985)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
$ (231)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
$ (394)nrg_ComprehensiveIncomeLossNetOfTaxAvailableForCommonStockholders / dei_LegalEntityAxis = us-gaap_ConsolidationEliminationsMember |
[1] |
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