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Commitments and Contingent Liabilities - Schedule of Contract for Anticipated BGS-RSCP Fixed Price Eligible Load (Details) - Public Service Electric and Gas Company [Member] | 6 Months Ended
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Jun. 30, 2025 $ / MWh MW
Auction Year 2022 |  |
Long-Term Purchase Commitment [Line Items] |  |
36-Month Terms Ending | 2025-05 | [1]
Load (MW) | MW | 2,800 |
Dollars Per Megawatt Hour | $ / MWh | 76.3 |
Auction Year 2023 |  |
Long-Term Purchase Commitment [Line Items] |  |
36-Month Terms Ending | 2026-05 | [1]
Load (MW) | MW | 2,800 |
Dollars Per Megawatt Hour | $ / MWh | 93.11 |
Auction Year 2024 |  |
Long-Term Purchase Commitment [Line Items] |  |
36-Month Terms Ending | 2027-05 | [1]
Load (MW) | MW | 2,900 |
Dollars Per Megawatt Hour | $ / MWh | 80.88 |
Auction Year 2025 |  |
Long-Term Purchase Commitment [Line Items] |  |
36-Month Terms Ending | 2028-05 | [1]
Load (MW) | MW | 2,800 |
Dollars Per Megawatt Hour | $ / MWh | 107.36 |
[1] | Prices set in the 2025 BGS auction became effective on June 1, 2025 when the 2022 BGS auction agreements expired.

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