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Pension, Other Postretirement Benefits (OPEB) and Savings Plans - Schedule of Amount Paid for Employer Matching Contributions (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Employer Matching Contributions | $ 45 | $ 43 | $ 42
Public Service Electric and Gas Company |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Employer Matching Contributions | 31 | 29 | 28
Other [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total Employer Matching Contributions | $ 14 | $ 14 | $ 14

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 70 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480794/715-70-50-1 + Details
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- Details
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- Details
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