Commitments And Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments And Contingencies [Abstract]

Schedule of Environmental Remediation Liability

	Balance at
	December 31		December 31,
(in millions)	2017		2016
Topock natural gas compressor station	$	334	$	299
Hinkley natural gas compressor station		147		135
Former manufactured gas plant sites owned by the Utility or third parties(1)		320		285
Utility-owned generation facilities (other than fossil fuel-fired), other facilities, and third-party disposal sites(2)		115		131
Fossil fuel-fired generation facilities and sites(3)		123		108
Total environmental remediation liability	$	1,039	$	958

(1) Primarily driven by the following sites: Vallejo, SF East Harbor, Napa, and SF North Beach

(2) Primarily driven by the Shell Pond site

(3) Primarily driven by the SF Potrero Power Plant site

Schedule Of Undiscounted Future Expected Power Purchase Agreement Payments

	Power Purchase Agreements
	Renewable		Conventional				Natural		Nuclear
(in millions)	Energy		Energy		Other		Gas		Fuel		Total
2018	$	2,150	$	718	$	280	$	388	$	96	$	3,632
2019		2,193		706		221		167		102		3,389
2020		2,188		686		175		148		143		3,340
2021		2,168		588		153		93		70		3,072
2022		1,975		512		143		93		60		2,783
Thereafter		26,005		657		526		357		151		27,696
Total purchase
commitments	$	36,679	$	3,867	$	1,498	$	1,246	$	622	$	43,912

Schedule of Future Minimum Payments For Operating Leases

(in millions)	Operating Leases
2018	$	44
2019		41
2020		40
2021		36
2022		27
Thereafter		138
Total minimum lease payments	$	326

Schedule Of Loss Accrual

Loss Accrual  (in millions)
Balance at December 31, 2015	$	-
Accrued losses		750
Payments(1)		(60)
Balance at December 31, 2016		690
Accrued losses		350
Payments(1)		(479)
Balance at December 31, 2017	$	561

(1) As of December 31, 2017 the Utility entered into settlement agreements in connection with the Butte fire corresponding to approximately $624 million of which

$539 million has been paid by the Utility.

Schedule Of Insurance Receivable

Insurance Receivable (in millions)
Balance at December 31, 2015	$	-
Accrued insurance recoveries		625
Reimbursements		(50)
Balance at December 31, 2016		575
Accrued insurance recoveries		297
Reimbursements		(276)
Balance at December 31, 2017	$	596