Rate Filings (Details) (PSE And G [Member], USD $) In Millions, unless otherwise specified	2 Months Ended
	Mar. 31, 2014	Apr. 18, 2014 Subsequent Event [Member]
Regulatory Assets And Liabilities [Line Items]
Request for RAC Recovery		$ 66
Approved WNC Carryover Deficiency Revenues Recovery		26
Self Implementing Bill Credit per therm	0.25
Self Implementing BGSS rate credit to residential customers	$ 93