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Financial Information By Business Segments (Financial Information By Business Segments) (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating Revenues |  | $ 2,423 | $ 2,421 | $ 5,183 | $ 6,176 |
Net Income | [1] | 434 | 591 | 966 | 1,878 |
Gross Addition to Long-Lived Assets |  | 837 | 705 | 1,634 | 1,444 |
Total Assets |  | 52,382 |  | 52,382 |  | $ 50,741
Investments in Equity Method Subsidiaries |  | 20 |  | 20 |  | 17
Operating Segments [Member] | Public Service Electric and Gas Company [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating Revenues |  | 1,863 | 1,662 | 4,196 | 3,955 |
Net Income |  | 302 | 336 | 790 | 823 |
Gross Addition to Long-Lived Assets |  | 746 | 660 | 1,485 | 1,336 |
Total Assets |  | 44,490 |  | 44,490 |  | 42,873
Investments in Equity Method Subsidiaries |  | 0 |  | 0 |  | 0
Operating Segments [Member] | PSEG Power & Other |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating Revenues | [2] | 685 | 902 | 1,557 | 2,929 |
Net Income | [1] | 132 | 255 | 176 | 1,055 |
Gross Addition to Long-Lived Assets |  | 91 | 45 | 149 | 108 |
Total Assets |  | 8,393 |  | 8,393 |  | 8,407
Investments in Equity Method Subsidiaries |  | 20 |  | 20 |  | 17
non trading commodity mark to market gains (losses), net of tax |  | 114 | 212 | (72) | 767 |
Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating Revenues | [3] | (125) | (143) | (570) | (708) |
Net Income | [3] | 0 | 0 | 0 | 0 |
Gross Addition to Long-Lived Assets | [3] | 0 | $ 0 | 0 | $ 0 |
Total Assets | [3] | (501) |  | (501) |  | (539)
Investments in Equity Method Subsidiaries | [3] | $ 0 |  | $ 0 |  | $ 0
[1] | Includes net after-tax gains (losses) of $114 million and $212 million for the three months and $(72) million and $767 million for the six months ended June 30, 2024 and 2023, respectively, at PSEG Power related to the impacts of non-trading commodity mark-to-market activity, which consist of the financial impact from positions with future delivery dates.
[2] | Includes revenues applicable to PSEG Power, PSEG LI and Energy Holdings.
[3] | Intercompany eliminations primarily relate to intercompany transactions between PSE&G and PSEG Power. For a further discussion of the intercompany transactions between PSE&G and PSEG Power, see Note 18. Related-Party Transactions.

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