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Consolidated Statements Of Stockholders' Equity (Parenthetical) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Other Comprehensive Income (Loss), tax | $ 23 | $ 138 | $ (219)
PSE&G [Member] |  |  |
Other Comprehensive Income (Loss), tax | 0 | 0 | 1
Power [Member] |  |  |
Other Comprehensive Income (Loss), tax | $ 23 | $ 121 | $ (199)

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