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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Commitments And Contingent Liabilities (Litigation) (Detail) - PSEG Power [Member] - Sewaren 7 Litigation [Member] - USD ($) $ in Millions	Jun. 30, 2023	Jan. 31, 2021
Loss Contingencies [Line Items]
Original Claim Amount	$ 93
Maximum [Member]
Loss Contingencies [Line Items]
Complaint amount		$ 68