Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net Income (Loss)	[1]	$ 591	$ 131	$ 1,878	$ 129
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit		(8)	(46)	18	(107)
Unrealized Gains (Losses) on Cash Flow Hedges, net of tax (expense) benefit		11	0	10	1
Pension/Other Postretirement Benefit (OPEB) adjustment, net of tax (expense) benefit		4	1	7	1
Other Comprehensive Income (Loss), net of tax		7	(45)	35	(105)
COMPREHENSIVE INCOME (LOSS)		598	86	1,913	24
Public Service Electric and Gas Company [Member]
Net Income (Loss)		336	305	823	814
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit		0	(1)	1	(4)
Other Comprehensive Income (Loss), net of tax		0	(1)	1	(4)
COMPREHENSIVE INCOME (LOSS)		$ 336	$ 304	$ 824	$ 810

[1] Includes net after-tax gains (losses) of $212 million and $(74) million for the three months and $767 million and $(682) million for the six months ended June 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.