Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating revenue	$ 16,338	$ 17,220	$ 14,905
Purchased power and fuel	5,486	6,375	5,540
Operation and maintenance	4,138	4,724	3,645
Wildfire-related claims, net of insurance recoveries	667	1,313	1,276
Wildfire Insurance Fund expense	213	214	215
Depreciation and amortization	2,635	2,561	2,218
Property and other taxes	571	501	465
Impairment, net of other operating income	1	49	69
Total operating expenses	13,711	15,737	13,428
Operating income	2,627	1,483	1,477
Interest expense	(1,612)	(1,169)	(925)
Other income, net	500	348	237
Income before income taxes	1,515	662	789
Income tax expense (benefit)	108	(162)	(136)
Net income	1,407	824	925
Less: Preference stock dividend requirements of SCE	123	107	106
Less: Preferred and preference stock dividend requirements	87	105	60
Net income available for common stock	$ 1,197	$ 612	$ 759
Basic earnings per share:
Weighted average shares of common stock outstanding	383	381	380
Basic earnings per common share attributable to Edison International common shareholders	$ 3.12	$ 1.61	$ 2.00
Diluted earnings per share:
Weighted average shares of common stock outstanding, including effect of dilutive securities	385	383	380
Diluted earnings per common share attributable to Edison International common shareholders	$ 3.11	$ 1.60	$ 2.00
SCE
Operating revenue	$ 16,275	$ 17,172	$ 14,874
Purchased power and fuel	5,486	6,375	5,540
Operation and maintenance	4,071	4,659	3,588
Wildfire-related claims, net of insurance recoveries	665	1,305	1,276
Wildfire Insurance Fund expense	213	214	215
Depreciation and amortization	2,633	2,559	2,216
Property and other taxes	566	497	462
Impairment, net of other operating income	1	50	67
Total operating expenses	13,635	15,659	13,364
Operating income	2,640	1,513	1,510
Interest expense	(1,356)	(1,005)	(791)
Other income, net	497	337	233
Income before income taxes	1,781	845	952
Income tax expense (benefit)	184	(109)	17
Net income	1,597	954	935
Less: Preferred and preference stock dividend requirements	123	107	106
Net income available for common stock	$ 1,474	$ 847	$ 829