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Trust Investments - Schedule of Fair Value of Rabbi Trust (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
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Schedule of Trust Investments [Line Items] |  |
Total Rabbi Trust Investments | $ 164 | $ 165
Public Service Electric and Gas Company [Member] |  |
Schedule of Trust Investments [Line Items] |  |
Total Rabbi Trust Investments | 29 | 30
Rabbi Trust [Member] |  |
Schedule of Trust Investments [Line Items] |  |
Total Rabbi Trust Investments | 164 | 165
Rabbi Trust [Member] | Public Service Electric and Gas Company [Member] |  |
Schedule of Trust Investments [Line Items] |  |
Total Rabbi Trust Investments | 29 | 30
Rabbi Trust [Member] | PSEG Power & Other |  |
Schedule of Trust Investments [Line Items] |  |
Total Rabbi Trust Investments | $ 135 | $ 135

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