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Other Income (Deductions) (Schedule Of Other Income (Deductions)) (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends |  | $ 15 | $ 14
Allowance for Funds Used During Construction |  | 15 | 15
Solar Loan Interest |  | 2 | 3
Purchase of Tax Losses |  |  | (27)
Other |  | 10 | 0
Other Income (Deductions) |  | 42 | 5
Public Service Electric and Gas Company [Member] |  |  |
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends |  | 0 | 0
Allowance for Funds Used During Construction |  | 15 | 15
Solar Loan Interest |  | 2 | 3
Purchase of Tax Losses |  |  | 0
Other |  | 4 | 1
Other Income (Deductions) |  | 21 | 19
PSEG Power & Other |  |  |
Component of Other Income (Deductions) [Line Items] |  |  |
NDT Fund Interest and Dividends | [1] | 15 | 14
Allowance for Funds Used During Construction | [1] | 0 | 0
Solar Loan Interest | [1] | 0 | 0
Purchase of Tax Losses | [1] |  | (27)
Other | [1] | 6 | (1)
Other Income (Deductions) | [1] | $ 21 | $ (14)
[1] | PSEG Power & Other consists of activity at PSEG Power, Energy Holdings, PSEG LI, Services, PSEG (as parent company) and intercompany eliminations.

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- Definition The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 + Details
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