Condensed Consolidated Statements of Stockholders Equity Condensed Consolidated Statements of Stockholders Equity - USD ($) shares in Millions, $ in Millions	Total		Common Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Public Service Electric and Gas Company [Member]	Public Service Electric and Gas Company [Member] Common Stock [Member]	Public Service Electric and Gas Company [Member] Retained Earnings [Member]	Public Service Electric and Gas Company [Member] AOCI Attributable to Parent [Member]	Public Service Electric and Gas Company [Member] Contributed Capital [Member]	Public Service Electric and Gas Company [Member] Basis Adjustment [Member]
Shares, Outstanding			534			(30)
Total Stockholder's Equity	$ 14,438		$ 5,045	$ 10,639	$ (350)	$ (896)	$ 14,573	$ 892	$ 11,524	$ 1	$ 1,170	$ 986
Net Income	129	[1]		129			814		814
Other Comprehensive Income (Loss), Net of Tax	(105)				(105)		(4)			(4)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	24						810
Dividends, Common Stock, Cash	(541)			(541)	0
Treasury Stock, Shares, Acquired						(7)
Stockholders' Equity, Other	7		$ (7)	0	0	$ 14
Stockholders' Equity, Other Shares			0			0
Payments for Share Repurchase Program	(500)		$ 0			$ (500)
Other Comprehensive Income (Loss), Tax	$ 68						2
Common Stock, Dividends, Per Share, Cash Paid	$ 1.08
Shares, Outstanding			534			(37)
Total Stockholder's Equity	$ 13,598		$ 4,978	10,366	(410)	$ (1,336)	15,079	892	12,033	(2)	1,170	986
Net Income	131	[1]		131			305		305
Other Comprehensive Income (Loss), Net of Tax	(45)				(45)		(1)			(1)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	86						304
Dividends, Common Stock, Cash	(270)			(270)	0
Treasury Stock, Shares, Acquired			0			0
Stockholders' Equity, Other	14		$ 10	0	0	$ 4
Stockholders' Equity, Other Shares			0			0
Payments for Share Repurchase Program	0		$ 50			$ (50)
Other Comprehensive Income (Loss), Tax	$ 29						1
Common Stock, Dividends, Per Share, Cash Paid	$ 0.54
Shares, Outstanding			534			(37)
Total Stockholder's Equity	$ 13,428		$ 5,038	10,227	(455)	$ (1,382)	15,383	892	12,338	(3)	1,170	986
Shares, Outstanding			534			(37)
Total Stockholder's Equity	13,729		$ 5,065	10,591	(550)	$ (1,377)	15,682	892	12,639	(5)	1,170	986
Net Income	1,878	[1]		1,878			823		823
Other Comprehensive Income (Loss), Net of Tax	35				35		1			1
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	1,913						824
Dividends, Common Stock, Cash	(569)			(569)	0
Stockholders' Equity, Other	(20)		$ (11)	0	0	$ (9)
Stockholders' Equity, Other Shares			0			0
Payments for Share Repurchase Program	0
Other Comprehensive Income (Loss), Tax	$ (18)						0
Common Stock, Dividends, Per Share, Cash Paid	$ 1.14
Shares, Outstanding			534			(37)
Total Stockholder's Equity	$ 14,726		$ 5,045	11,594	(522)	$ (1,391)	16,170	892	13,126	(4)	1,170	986
Net Income	591	[1]		591			336		336
Other Comprehensive Income (Loss), Net of Tax	7				7		0			0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	598						336
Dividends, Common Stock, Cash	(285)			(285)	0
Stockholders' Equity, Other	14		$ 9	0	0	$ 5
Stockholders' Equity, Other Shares			0			0
Other Comprehensive Income (Loss), Tax	$ 0						0
Common Stock, Dividends, Per Share, Cash Paid	$ 0.57
Shares, Outstanding			534			(37)
Total Stockholder's Equity	$ 15,053		$ 5,054	$ 11,900	$ (515)	$ (1,386)	$ 16,506	$ 892	$ 13,462	$ (4)	$ 1,170	$ 986

[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.