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Other Income And Deductions (Schedule Of Other Income) (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Component of Other Income [Line Items] |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | $ 25 | $ 29
Allowance for Funds Used During Construction |  | 11 | 10
Solar Loan Interest |  | 6 | 6
Other |  | 6 | 3
Total Other Income |  | 48 | 48
PSE And G [Member] |  |  |
Component of Other Income [Line Items] |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | 0 | 0
Allowance for Funds Used During Construction |  | 11 | 10
Solar Loan Interest |  | 6 | 6
Other |  | 3 | 2
Total Other Income |  | 20 | 18
Power [Member] |  |  |
Component of Other Income [Line Items] |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | 25 | 29
Allowance for Funds Used During Construction |  | 0 | 0
Solar Loan Interest |  | 0 | 0
Other |  | 1 | 0
Total Other Income |  | 26 | 29
Other Entities [Member] |  |  |
Component of Other Income [Line Items] |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | 0 | 0
Allowance for Funds Used During Construction |  | 0 | 0
Solar Loan Interest |  | 0 | 0
Other |  | 2 | 1
Total Other Income | [1] | $ 2 | $ 1
[1] | Other consists of activity at PSEG (as parent company), Energy Holdings, Services, PSEG LI and intercompany eliminations.

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