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Schedule Of Consolidated Capital Stock (Consolidated Capital Stock) (Details) - USD ($) $ / shares in Units, $ in Millions | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Class of Stock [Line Items] |  |  |
Common Stock, authorized |  | 1,000,000,000 | 1,000,000,000
Common Stock, Shares, outstanding | [1] | 505,282,421 | 505,836,592
Common Stock, book value | [1] | $ 4,244 | $ 4,241
DRASPP, ESPP and various employee plans [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common stock available for issuance through PSEG's DRASPP, ESPP and various employee benefit plans |  | 7,000,000 |
PSE&G [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common Stock, authorized |  | 150,000,000 | 150,000,000
PSE&G [Member] | Preferred Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common Stock, authorized |  | 7,500,000 |
Preferred stock, par value |  | $ 100 |
PSE&G [Member] | Cumulative Preferred Stock [Member] |  |  |
Class of Stock [Line Items] |  |  |
Common Stock, authorized |  | 10,000,000 |
Preferred stock, par value |  | $ 25 |
[1] | PSEG did not issue any new shares under the Dividend Reinvestment and Stock Purchase Plan (DRASPP) or the Employee Stock Purchase Plan (ESPP) in 2015 or 2014. Total authorized and unissued shares of common stock available for issuance through PSEG’s DRASPP, ESPP and various employee benefit plans amounted to approximately 7 million shares as of December 31, 2015.

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