Condensed Consolidated Statements of Stockholders Equity Condensed Consolidated Statements of Stockholders Equity (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Other Comprehensive Income (Loss), Tax	$ 24	$ 4	$ 92	$ 16
Common Stock, Dividends, Per Share, Cash Paid	$ 0.54	$ 0.51	$ 1.62	$ 1.53
Public Service Electric and Gas Company [Member]
Other Comprehensive Income (Loss), Tax	$ 0	$ 0	$ 2	$ 1