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Other Income And Deductions (Schedule Of Other Income) (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Component of Other Income [Line Items] |  |  |  |  |  |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | $ 41 | $ 21 |  | $ 117 |  | $ 69 |
Allowance for Funds Used During Construction |  | 14 | 14 |  | 42 |  | 35 |
Rabbi Trust Gains Interest Dividend and Other Income |  | 2 | 4 |  | 22 |  | 10 |
Solar Loan Interest |  | 6 | 6 |  | 16 |  | 17 |
Other |  | 3 | 2 |  | 11 |  | 8 |
Total Other Income |  | 66 | 47 |  | 208 |  | 139 |
PSE And G [Member] |  |  |  |  |  |  |  |
Component of Other Income [Line Items] |  |  |  |  |  |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | 0 | 0 |  | 0 |  | 0 |
Allowance for Funds Used During Construction |  | 14 | 14 |  | 42 |  | 35 |
Rabbi Trust Gains Interest Dividend and Other Income |  | 1 | 1 |  | 5 |  | 2 |
Solar Loan Interest |  | 6 | 6 |  | 16 |  | 17 |
Other |  | 2 | 1 |  | 7 |  | 7 |
Total Other Income |  | 23 | 22 |  | 70 |  | 61 |
Power [Member] |  |  |  |  |  |  |  |
Component of Other Income [Line Items] |  |  |  |  |  |  |  |
NDT Fund Gains, Interest, Dividend and Other Income |  | 41 | 21 |  | 117 |  | 69 |
Allowance for Funds Used During Construction |  | 0 | 0 |  | 0 |  | 0 |
Rabbi Trust Gains Interest Dividend and Other Income |  | 1 | 0 |  | 6 |  | 2 |
Solar Loan Interest |  | 0 | 0 |  | 0 |  | 0 |
Other |  | 1 | 2 |  | 4 |  | 3 |
Total Other Income |  | 43 | 23 |  | 127 |  | 74 |
Other Entities [Member] |  |  |  |  |  |  |  |
Component of Other Income [Line Items] |  |  |  |  |  |  |  |
NDT Fund Gains, Interest, Dividend and Other Income | [1] | 0 | 0 |  | 0 |  | 0 |
Allowance for Funds Used During Construction | [1] | 0 | 0 |  | 0 |  | 0 |
Rabbi Trust Gains Interest Dividend and Other Income |  | 0 | 3 | [1] | 11 | [1] | 6 | [1]
Solar Loan Interest | [1] | 0 | 0 |  | 0 |  | 0 |
Other | [1] | 0 | (1) |  | 0 |  | (2) |
Total Other Income | [1] | $ 0 | $ 2 |  | $ 11 |  | $ 4 |
[1] | Other consists of activity at PSEG (as parent company), Energy Holdings, Services, PSEG LI and intercompany eliminations.

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