Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash flows from operating activities:
Net income	$ 290	$ 213
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	542	501
Allowance for equity during construction	(35)	(21)
Deferred income taxes	(37)	(58)
Wildfire Insurance Fund amortization expense	53	84
Other	11	23
Nuclear decommissioning trusts	(52)	14
Changes in operating assets and liabilities:
Receivables	15	(30)
Inventory	(12)	1
Accounts payable	(151)	(129)
Tax receivables and payables	178	31
Other current assets and liabilities	(168)	41
Regulatory assets and liabilities, net	(70)	(372)
Wildfire-related insurance receivable	105	58
Wildfire-related claims	(618)	0
Other noncurrent assets and liabilities	21	(41)
Net cash provided by operating activities	72	315
Cash flows from financing activities:
Long-term debt issued, plus premium and net of discount and issuance costs of $[ ] and $19 for the respective periods	1,223	1,719
Long-term debt repaid or repurchased	(490)	(40)
Short-term debt issued	305	1,275
Short-term debt repaid	327
Common stock issued	15	74
Preference stock issued, net	1,237
Commercial paper repayment, net of borrowing	(180)	(550)
Dividends and distribution to noncontrolling interests	(32)	(36)
Dividends paid	(247)	(226)
Other	7	15
Net cash provided by financing activities	1,511	2,231
Cash flows from investing activities:
Capital expenditures	(1,358)	(1,268)
Proceeds from sale of nuclear decommissioning trust investments	1,270	1,407
Purchases of nuclear decommissioning trust investments	(1,218)	(1,421)
Other	24	4
Net cash used in investing activities	(1,282)	(1,278)
Net (decrease) increase in cash, cash equivalents and restricted cash	301	1,268
Cash, cash equivalents and restricted cash at beginning of period	89	70
Cash, cash equivalents and restricted cash at end of period	390	1,338
SCE
Cash flows from operating activities:
Net income	323	249
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	540	499
Allowance for equity during construction	(35)	(21)
Deferred income taxes	(25)	(47)
Wildfire Insurance Fund amortization expense	53	84
Other	8	20
Nuclear decommissioning trusts	(52)	14
Changes in operating assets and liabilities:
Receivables	16	(30)
Inventory	(12)	1
Accounts payable	(154)	(156)
Tax receivables and payables	178	35
Other current assets and liabilities	(166)	43
Regulatory assets and liabilities, net	(70)	(372)
Wildfire-related insurance receivable	42	58
Wildfire-related claims	(618)	0
Other noncurrent assets and liabilities	20	(43)
Net cash provided by operating activities	48	334
Cash flows from financing activities:
Long-term debt issued, plus premium and net of discount and issuance costs of $[ ] and $19 for the respective periods	1,223	1,719
Long-term debt repaid or repurchased	(490)	(40)
Short-term debt issued	305	475
Short-term debt repaid	327	0
Capital contributions from Edison International Parent	900	269
Commercial paper repayment, net of borrowing	(51)	(550)
Dividends paid	(357)	(505)
Other	1	0
Net cash provided by financing activities	1,204	1,368
Cash flows from investing activities:
Capital expenditures	(1,357)	(1,267)
Proceeds from sale of nuclear decommissioning trust investments	1,270	1,407
Purchases of nuclear decommissioning trust investments	(1,218)	(1,421)
Other	23	7
Net cash used in investing activities	(1,282)	(1,274)
Net (decrease) increase in cash, cash equivalents and restricted cash	(30)	428
Cash, cash equivalents and restricted cash at beginning of period	56	24
Cash, cash equivalents and restricted cash at end of period	$ 26	$ 452