Commitments And Contingent Liabilities (Future Minimum Lease Payments) (Details) $ in Millions	Dec. 31, 2015 USD ($)
Other Commitments [Line Items]
2016	$ 29
2017	25
2018	24
2019	22
2020	22
Thereafter	245
Capital Leases, Future Minimum Payments Due	367
PSE&G [Member]
Other Commitments [Line Items]
2016	12
2017	9
2018	8
2019	7
2020	6
Thereafter	66
Capital Leases, Future Minimum Payments Due	108
Power [Member]
Other Commitments [Line Items]
2016	2
2017	2
2018	2
2019	2
2020	3
Thereafter	33
Capital Leases, Future Minimum Payments Due	44
Services [Member]
Other Commitments [Line Items]
2016	13
2017	13
2018	13
2019	13
2020	13
Thereafter	146
Capital Leases, Future Minimum Payments Due	211
Other [Member]
Other Commitments [Line Items]
2016	2
2017	1
2018	1
2019	0
2020	0
Thereafter	0
Capital Leases, Future Minimum Payments Due	$ 4

Amount of minimum lease payments for capital leases.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

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Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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