Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities:
Net (loss) income	$ (316)	$ 668	$ 1,425
Less: Income from discontinued operations	34	0	12
(Loss) income from continuing operations	(350)	668	1,413
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	1,940	2,115	2,098
Allowance for equity during construction	(104)	(87)	(74)
Impairment and other	78	738	0
Deferred income taxes and investment tax credits	(527)	498	190
Other	35	34	29
Nuclear decommissioning trusts	(109)	(197)	(179)
EME settlement payments, net of insurance proceeds	0	0	(209)
Changes in operating assets and liabilities:
Receivables	(39)	6	50
Inventory	(49)	(12)	8
Accounts payable	(31)	50	35
Tax receivables and payables	32	(250)	(6)
Other current assets and liabilities	(79)	7	220
Regulatory assets and liabilities, net	(92)	4	(292)
Wildfire-related insurance receivable	(2,000)	0	0
Wildfire-related claims	4,669	0	0
Other noncurrent assets and liabilities	(197)	23	(29)
Net cash provided by operating activities	3,177	3,597	3,254
Cash flows from financing activities:
Long-term debt issued or remarketed, net of premium, discount and issuance costs	3,237	2,233	397
Long-term debt matured or repurchased	(654)	(1,285)	(220)
Preference stock issued, net	0	462	294
Preference stock redeemed	0	(475)	(125)
Short-term debt financing, net	(1,611)	1,084	611
Payments for stock-based compensation	(46)	(393)	(237)
Receipts from stock option exercises	26	215	135
Dividends and distribution to noncontrolling interests	(121)	(125)	(123)
Dividends paid	(788)	(707)	(626)
Other	39	(2)	(11)
Net cash provided by (used in) financing activities	82	1,007	95
Cash flows from investing activities:
Capital expenditures	(4,509)	(3,844)	(3,749)
Proceeds from sale of nuclear decommissioning trust investments	4,340	5,239	3,212
Purchases of nuclear decommissioning trust investments	(4,231)	(5,042)	(3,033)
Proceeds from sale of SoCore Energy, net of cash acquired by buyer	78	0	0
Other	83	61	167
Net cash used in investing activities	(4,239)	(3,586)	(3,403)
Net (decrease) increase in cash, cash equivalent and restricted cash	(980)	1,018	(54)
Cash, cash equivalents and restricted cash at beginning of year	1,132	114	168
Cash, cash equivalents and restricted cash at end of year	152	1,132	114
Southern California Edison Company
Cash flows from operating activities:
Net (loss) income	(189)	1,136	1,499
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	1,931	2,101	2,085
Allowance for equity during construction	(104)	(87)	(74)
Impairment and other	(12)	716	0
Deferred income taxes and investment tax credits	(552)	304	88
Other	28	24	18
Nuclear decommissioning trusts	(109)	(197)	(179)
Changes in operating assets and liabilities:
Receivables	(45)	5	23
Inventory	(50)	(11)	(3)
Accounts payable	(43)	50	45
Tax receivables and payables	(84)	(234)	(16)
Other current assets and liabilities	(91)	42	194
Regulatory assets and liabilities, net	(92)	4	(292)
Wildfire-related insurance receivable	(2,000)	0	0
Wildfire-related claims	4,669	0	0
Other noncurrent assets and liabilities	(66)	(118)	133
Net cash provided by operating activities	3,191	3,735	3,521
Cash flows from financing activities:
Long-term debt issued or remarketed, net of premium, discount and issuance costs	2,692	1,445	0
Long-term debt matured or repurchased	(639)	(882)	(217)
Preference stock issued, net	0	462	294
Preference stock redeemed	0	(475)	(125)
Short-term debt financing, net	(520)	469	719
Payments for stock-based compensation	(22)	(86)	(127)
Receipts from stock option exercises	12	48	76
Dividends paid	(909)	(697)	(824)
Other	2	(41)	(15)
Net cash provided by (used in) financing activities	616	243	(219)
Cash flows from investing activities:
Capital expenditures	(4,491)	(3,756)	(3,648)
Proceeds from sale of nuclear decommissioning trust investments	4,340	5,239	3,212
Purchases of nuclear decommissioning trust investments	(4,231)	(5,042)	(3,033)
Other	82	56	175
Net cash used in investing activities	(4,300)	(3,503)	(3,294)
Net (decrease) increase in cash, cash equivalent and restricted cash	(493)	475	8
Cash, cash equivalents and restricted cash at beginning of year	515	40	32
Cash, cash equivalents and restricted cash at end of year	$ 22	$ 515	$ 40