Schedule Of Consolidated Debt (Long-Term Debt Financing Transactions) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended					3 Months Ended		3 Months Ended		12 Months Ended	3 Months Ended		12 Months Ended	3 Months Ended		12 Months Ended
	Dec. 31, 2013	Dec. 31, 2013 Power [Member] Senior Notes Four Point Three Percent Due Two Thousand Twenty Three [Member]	Dec. 31, 2013 Power [Member] Senior Notes Two Point Four Five Percentage Due Two Thousand Eighteen [Member]	Dec. 31, 2013 Power [Member] Senior Notes Two Point Five Zero Percentage Due Two Thousand Thirteen [Member]	Dec. 31, 2013 PSE&G [Member] Medium Term Notes Six Point Three Three Percentage Due On Two Thousand Thirteen [Member]	Mar. 31, 2013 PSE&G [Member] Medium Term Notes Two Point Three Zero Percent Due In Two Thousand Eighteen [Member]	Dec. 31, 2013 PSE&G [Member] Medium Term Notes Two Point Three Zero Percent Due In Two Thousand Eighteen [Member]	Mar. 31, 2013 PSE&G [Member] Medium Term Notes Three Point Seven Five Percent Due In Two Thousand Twenty Four [Member]	Dec. 31, 2013 PSE&G [Member] Medium Term Notes Three Point Seven Five Percent Due In Two Thousand Twenty Four [Member]	Dec. 31, 2013 PSE&G [Member] Five Point Three Seven Five Percent Secured Medium Term Notes [Member]	Mar. 31, 2013 PSE&G [Member] Medium Term Notes Two Point Three Eight Percent Due In Two Thousand Twenty Three [Member]	Dec. 31, 2013 PSE&G [Member] Medium Term Notes Two Point Three Eight Percent Due In Two Thousand Twenty Three [Member]	Dec. 31, 2013 PSE&G [Member] Five Point Zero Secured MTN [Member]	Mar. 31, 2013 PSE&G [Member] Medium Term Notes Three Point Eight Zero Percent Due In Two Thousand Forty Three [Member]	Dec. 31, 2013 PSE&G [Member] Medium Term Notes Three Point Eight Zero Percent Due In Two Thousand Forty Three [Member]	Dec. 31, 2013 Transition Funding [Member] Securitization Debt [Member]	Dec. 31, 2013 Transition Funding II [Member] Securitization Debt [Member]	Dec. 31, 2013 Energy Holdings [Member]
Debt Instrument [Line Items]
Proceeds from Issuance of Long-term Debt		$ 250	$ 250			$ 350		$ 250			$ 500			$ 400
Stated interest rate of debt instrument		4.30%	2.45%	2.50%	6.33%		2.30%		3.75%	5.375%		2.375%	5.00%		3.80%
Repayments of Long-term Debt				300	275					300			150			214	12
Reclassification of Non-Recourse Debt to Current Liabilities																		9
Defeasance of Non Recourse Debt	$ 19