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	243	[1]		243			1,213		1,213
Other Comprehensive Income (Loss), Net of Tax	(143)				(143)		(6)			(6)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	100						1,207
Dividends, Common Stock, Cash	(810)			(810)	0		(225)
Treasury Stock, Shares, Acquired						(7)
Stockholders' Equity, Other	23		$ 7	0	0	$ 16
Stockholders' Equity, Other Shares			0			0
Payments for Share Repurchase Program	(500)		$ 0			$ (500)
Other Comprehensive Income (Loss), Tax	$ 92						2
Common Stock, Dividends, Per Share, Cash Paid	$ 1.62
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
Net Income	114	[1]		114			399		399
Other Comprehensive Income (Loss), Net of Tax	(38)				(38)		(2)			(2)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	76						397
Dividends, Common Stock, Cash	(269)			(269)	0		(225)		(225)
Stockholders' Equity, Other	16		$ 14	0	0	$ 2
Stockholders' Equity, Other Shares			0			0
Other Comprehensive Income (Loss), Tax	$ 24						0
Common Stock, Dividends, Per Share, Cash Paid	$ 0.54
Shares, Outstanding			534			(37)
Total Stockholder's Equity	$ 13,251		$ 5,052	10,072	(493)	$ (1,380)	15,555	892	12,512	(5)	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	2,017	[1]		2,017			1,224		1,224
Other Comprehensive Income (Loss), Net of Tax	337				337		0			0
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	2,354						1,224
Dividends, Common Stock, Cash	(853)			(853)	0		(75)		(75)
Stockholders' Equity, Other	(64)		$ (57)	0	0	$ (7)
Stockholders' Equity, Other Shares			0			1
Payments for Share Repurchase Program	0
Other Comprehensive Income (Loss), Tax	$ (129)						0
Common Stock, Dividends, Per Share, Cash Paid	$ 1.71
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
Net Income	139	[1]		139			401		401
Other Comprehensive Income (Loss), Net of Tax	302				302		(1)			(1)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	441						400
Dividends, Common Stock, Cash	(284)			(284)	0		(75)		(75)
Stockholders' Equity, Other	(44)		$ (46)	0	0	$ 2
Stockholders' Equity, Other Shares			0			1
Other Comprehensive Income (Loss), Tax	$ (111)						0
Common Stock, Dividends, Per Share, Cash Paid	$ 0.57
Shares, Outstanding			534			(36)
Total Stockholder's Equity	$ 15,166		$ 5,008	$ 11,755	$ (213)	$ (1,384)	$ 16,831	$ 892	$ 13,788	$ (5)	$ 1,170	$ 986

[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) .