Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Operating revenue	$ 4,702	$ 5,228	$ 12,632	$ 13,204
Purchased power and fuel	1,988	2,485	4,453	4,826
Operation and maintenance	882	979	3,207	3,827
Wildfire-related claims, net of insurance recoveries	482	889	578	1,316
Wildfire Insurance Fund expense	54	54	159	160
Depreciation and amortization	665	738	1,971	1,922
Property and other taxes	139	128	428	374
Impairment, net of other operating income		(1)		60
Total operating expenses	4,210	5,272	10,796	12,485
Operating income (loss)	492	(44)	1,836	719
Interest expense	(433)	(302)	(1,186)	(819)
Other income	130	85	377	219
Income (loss) before income taxes	189	(261)	1,027	119
Income tax (benefit) expense	(23)	(187)	41	(235)
Net income (loss)	212	(74)	986	354
Less: Preference stock dividend requirements of SCE	30	27	88	78
Less: Preferred and preference stock dividend requirements	27	27	79	79
Net income (loss) attributable to Edison International common shareholders	$ 155	$ (128)	$ 819	$ 197
Basic earnings (loss) per share:
Weighted average shares of common stock outstanding	383	382	383	381
Basic earnings (loss) per common share attributable to Edison International common shareholders	$ 0.40	$ (0.33)	$ 2.14	$ 0.52
Diluted earnings (loss) per share:
Weighted average shares of common stock outstanding, including effect of dilutive securities	385	383	385	382
Diluted earnings (loss) per common share attributable to Edison International common shareholders	$ 0.40	$ (0.33)	$ 2.13	$ 0.52
SCE
Operating revenue	$ 4,687	$ 5,217	$ 12,586	$ 13,174
Purchased power and fuel	1,988	2,485	4,453	4,826
Operation and maintenance	854	977	3,170	3,781
Wildfire-related claims, net of insurance recoveries	479	880	575	1,307
Wildfire Insurance Fund expense	54	54	159	160
Depreciation and amortization	665	737	1,969	1,920
Property and other taxes	138	128	425	371
Impairment, net of other operating income		(1)		61
Total operating expenses	4,178	5,260	10,751	12,426
Operating income (loss)	509	(43)	1,835	748
Interest expense	(369)	(258)	(997)	(706)
Other income	128	71	375	210
Income (loss) before income taxes	268	(230)	1,213	252
Income tax (benefit) expense	(1)	(177)	96	(195)
Net income (loss)	269	(53)	1,117	447
Less: Preferred and preference stock dividend requirements	30	27	88	78
Net income (loss) attributable to Edison International common shareholders	$ 239	$ (80)	$ 1,029	$ 369