Organization, Basis Of Presentation And Summary Of Significant Accounting Policies (Amounts And Average Rates Used To Calculate IDC Or AFUDC) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
PSE&G [Member]
IDC/AFUDC	$ 34	$ 33	$ 13
Average Rate	8.11%	8.43%	6.56%
Power [Member]
IDC/AFUDC	$ 23	$ 29	$ 30
Average Rate	5.36%	5.16%	5.91%

Effective rate, including composite rate, of cost of financing additions to qualifying regulated assets, commonly called allowance for funds used during construction.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 980

-SubTopic 835

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 980

-SubTopic 835

-Section 25

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430

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