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Other Income (Deductions) (Schedule Of Other Income (Deductions)) (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends |  | $ 14 | $ 12
Allowance for Funds Used During Construction |  | 13 | 14
Solar Loan Interest |  | 4 | 4
Other |  | 2 | 2
Other Income (Deductions) |  | 33 | 32
PSE And G [Member] |  |  |
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends |  | 0 | 0
Allowance for Funds Used During Construction |  | 13 | 14
Solar Loan Interest |  | 4 | 4
Other |  | 2 | 2
Other Income (Deductions) |  | 19 | 20
Power [Member] |  |  |
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends |  | 14 | 12
Allowance for Funds Used During Construction |  | 0 | 0
Solar Loan Interest |  | 0 | 0
Other |  | (1) | (1)
Other Income (Deductions) |  | 13 | 11
Other Entities [Member] |  |  |
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends | [1] | 0 | 0
Allowance for Funds Used During Construction | [1] | 0 | 0
Solar Loan Interest | [1] | 0 | 0
Other | [1] | 1 | 1
Other Income (Deductions) | [1] | $ 1 | $ 1
[1] | Other consists of activity at PSEG (as parent company), Energy Holdings, Services, PSEG LI and intercompany eliminations.

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