Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net Income	$ 1,438	$ 1,574	$ 887
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit for the years ended	(17)	44	42
Unrealized Gains (Losses) on Cash Flow Hedges, net of tax (expense) benefit for the years ended	(1)	(2)	2
Pension/OPEB adjustment, net of tax (expense) benefit for the years ended	46	(8)	(12)
Other Comprehensive Income (Loss), net of tax	28	34	32
Comprehensive Income	1,466	1,608	919
PSE&G [Member]
Net Income	1,067	973	889
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit for the years ended	(1)	(1)	0
Other Comprehensive Income (Loss), net of tax	(1)	(1)	0
Comprehensive Income	1,066	972	889
Power [Member]
Net Income	365	479	18
Other Comprehensive Income (Loss), net of tax
Unrealized Gains (Losses) on Available-for-Sale Securities, net of tax (expense) benefit for the years ended	(13)	46	42
Pension/OPEB adjustment, net of tax (expense) benefit for the years ended	41	(7)	(13)
Other Comprehensive Income (Loss), net of tax	28	39	29
Comprehensive Income	$ 393	$ 518	$ 47