Organization, Basis Of Presentation And Summary Of Significant Accounting Policies (Schedule Of Excise And Gross Receipts Tax Information) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
TEFA	$ 68	$ 98	$ 133
PSE&G [Member]
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
TEFA	68	98	133
Operating Revenues [Member]
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
TEFA	74	108	146
TEFA And GRT [Member]
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
TEFA	$ 68	$ 98	$ 133