Consolidated Statements Of Stockholders' Equity (Parenthetical) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Other Comprehensive Income (Loss), tax	$ (219)	$ 26	$ 141
Power [Member]
Other Comprehensive Income (Loss), tax	(199)	26	139
PSE&G [Member]
Other Comprehensive Income (Loss), tax	$ 1	$ 0	$ (1)