0000788784 2021-08-12 2021-08-12 0000788784 pseg:PsegPowerLlcMember 2021-08-12 2021-08-12 0000788784 us-gaap:CommonStockMember 2021-08-12 2021-08-12 0000788784 pseg:SeniorNotesEightPointSixTwoFivePercentDueTwoThousandThirtyOneMember pseg:PsegPowerLlcMember 2021-08-12 2021-08-12 false false 0000788784 0001158659 8-K 2021-08-12 Public Service Enterprise Group Incorporated NJ 001-09120 22-2625848 80 Park Plaza Newark NJ 07102 973 430-7000 PSEG Power LLC DE 001-34232 22-3663480 80 Park Plaza Newark NJ 07102 973 430-7000 false false false false Public Service Enterprise Group Incorporated Common Stock without par value PEG NYSE PSEG Power LLC 8.625% Senior Notes, due 2031 PEG31 NYSE false