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This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. false2Other-Than-Temporary Impairments on NDT Fund, Pre-Tax68false 4pseg_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetTaxpseg_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTerseLabel1truefalsefalse10000001USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse20000002USD$falsefalsefalse4falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryOther than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, TaxNo definition available.false2Other-Than-Temporary Impairments on NDT Fund, Tax69false 4pseg_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetOfTaxpseg_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse-1000000-1USD$falsetruefalse2falsefalsefalse00falsefalsefalse3truefalsefalse-2000000-2USD$falsetruefalse4falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryOther than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net of TaxNo definition available.true2Other-Than-Temporary Impairments on NDT Fund, After-TaxfalseAccumulated Other Comprehensive Income (Loss), Net of Tax (Reclassifications of AOCI) (Details) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.pseg.com/role/AccumulatedOtherComprehensiveIncomeLossNetOfTaxReclassificationsOfAociDetails469