Revenues - Reconciliation of Allowance for Credit Losses (Parenthetical) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Public Service Electric and Gas Company [Member]
Revenues [Line Items]
Recoveries	$ 42	$ 31

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.

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+ Details