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Schedule Of Consolidated Debt (Long-Term Debt Financing Transactions) (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2016 | Dec. 31, 2015
PSEG [Member] | Variable Rate Term Loan |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount |  | $ 500
PSE&G [Member] | Medium Term Notes Three Point Zero Percent Due In Two Thousand Twenty Five [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount |  | $ 350
Stated interest rate of debt instrument |  | 3.00%
PSE&G [Member] | Medium Term Notes Four Point Zero Five Percent due Two Thousand Forty Five [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount |  | $ 250
Stated interest rate of debt instrument |  | 4.05%
PSE&G [Member] | Medium Term Notes Four Point One Five Percent Due In Two Thousand Forty Five [Member] |  |
Debt Instrument [Line Items] |  |
Proceeds from Issuance of Long-term Debt |  | $ 250
Stated interest rate of debt instrument |  | 4.15%
PSE&G [Member] | Medium Term Notes Two Point Seven Zero Percentage Due On Two Thousand Fifteen [Member] |  |
Debt Instrument [Line Items] |  |
Stated interest rate of debt instrument |  | 2.70%
Repayments of Long-term Debt |  | $ 300
PSE&G [Member] | Transition Fundings Securitization Debt [Member] |  |
Debt Instrument [Line Items] |  |
Repayments of Long-term Debt |  | 251
PSE&G [Member] | Transition Fundings Ii Securitization Debt [Member] |  |
Debt Instrument [Line Items] |  |
Repayments of Long-term Debt |  | $ 8
PSE&G [Member] | First And Refunding Mortgage Bonds Six Point Seven Five Percentage Due On Two Thousand Sixteen [Member] |  |
Debt Instrument [Line Items] |  |
Stated interest rate of debt instrument |  | 6.75%
Power [Member] | Senior Notes Five Point Five Zero Percentage Due Two Thousand Fifteen [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Face Amount |  | $ 300
Stated interest rate of debt instrument |  | 5.50%
Subsequent Event [Member] | PSE&G [Member] | First And Refunding Mortgage Bonds Six Point Seven Five Percentage Due On Two Thousand Sixteen [Member] |  |
Debt Instrument [Line Items] |  |
Repayments of Long-term Debt | $ 171 |

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