Pay vs Performance Disclosure - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Pay vs Performance Disclosure
Net Income	[1]	$ 532	$ 1,287

[1] Includes net after-tax gains (losses) of $(186) million and $555 million for the three months ended March 31, 2024 and 2023, 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.