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Asset Retirement Obligations (AROs) - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Asset Retirement Obligation [Line Items] |  |
Revision to Present Values of Estimated Cash Flows | $ (7) | $ (85)
PSEG Power |  |
Asset Retirement Obligation [Line Items] |  |
Revision to Present Values of Estimated Cash Flows | 59 | 99
PSE&G |  |
Asset Retirement Obligation [Line Items] |  |
Revision to Present Values of Estimated Cash Flows | 52 | $ 14
Impact of change in ARO in operations | $ 0 |

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- Definition [Line Items] for Asset Retirement Obligation [Table] + References No definition available. + Details
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- Definition Impact of change in asset retirement obligation in operations. + References No definition available. + Details
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- Definition Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
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- Details
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- Details
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