Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net Income (Loss)	[1]	$ 139	$ 114	$ 2,017	$ 243
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit		(31)	(39)	(13)	(146)
Unrealized Gains (Losses) on Cash Flow Hedges, net of tax (expense) benefit		11	1	21	2
Pension/Other Postretirement Benefit (OPEB) adjustment, net of tax (expense) benefit		322	0	329	1
Other Comprehensive Income (Loss), net of tax		302	(38)	337	(143)
COMPREHENSIVE INCOME (LOSS)		441	76	2,354	100
Public Service Electric and Gas Company [Member]
Net Income (Loss)		401	399	1,224	1,213
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit		(1)	(2)	0	(6)
Other Comprehensive Income (Loss), net of tax		(1)	(2)	0	(6)
COMPREHENSIVE INCOME (LOSS)		$ 400	$ 397	$ 1,224	$ 1,207

[1] Includes net after-tax gains (losses) of $(17) million and $(214) million for the three months and $750 million and $(896) million for the nine months ended September 30, 2023 and 2022, respectively, at PSEG Power related to the impacts of non-trading commodity mark-to-market activity, which consist of the financial impact from positions with future delivery dates. Includes a $239 million after-tax pension charge due to the remeasurement of the qualified pension plans as a result of the pension settlement transaction for the three and nine months ended September 30, 2023. See Note 9. Pension and Other Postretirement Benefits (OPEB) .