Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Total operating revenue	$ 3,763	$ 4,356	$ 9,183	$ 10,298
Purchased power and fuel	1,785	2,182	3,648	4,563
Operation and maintenance	780	802	2,159	2,245
Depreciation, decommissioning and amortization	506	424	1,451	1,248
Property and other taxes	84	77	255	235
Impairment and other charges	0	(3)	0	228
Total operating expenses	3,155	3,482	7,513	8,519
Operating income	608	874	1,670	1,779
Interest and other income	32	40	114	109
Interest expense	(138)	(141)	(420)	(422)
Other expenses	(15)	(29)	(40)	(52)
Income from continuing operations before income taxes	487	744	1,324	1,414
Income tax expense	82	220	195	284
Income from continuing operations	405	524	1,129	1,130
Income (loss) from discontinued operations, net of tax	43	(16)	43	146
Net income	448	508	1,172	1,276
Preferred and preference stock dividend requirements of utility	28	28	84	84
Other noncontrolling interests	(1)	0	(11)	0
Net income attributable to common shareholders	421	480	1,099	1,192
Amounts attributable to Edison International common shareholders:
Income from continuing operations, net of tax	378	496	1,056	1,046
Income (loss) from discontinued operations, net of tax	43	(16)	43	146
Net income attributable to common shareholders	$ 421	$ 480	$ 1,099	$ 1,192
Basic earnings per common share attributable to Edison International common shareholders:
Weighted-average shares of common stock outstanding (in shares)	326	326	326	326
Continuing operations (in dollars per share)	$ 1.16	$ 1.52	$ 3.24	$ 3.21
Discontinued operations (in dollars per share)	0.13	(0.05)	0.13	0.45
Total (in dollars per share)	$ 1.29	$ 1.47	$ 3.37	$ 3.66
Diluted earnings per common share attributable to Edison International common shareholders:
Weighted-average shares of common stock outstanding, including effect of dilutive securities (in shares)	328	329	329	329
Continuing operations (in dollars per share)	$ 1.15	$ 1.51	$ 3.21	$ 3.18
Discontinued operations (in dollars per share)	0.13	(0.05)	0.13	0.44
Total (in dollars per share)	1.28	1.46	3.34	3.62
Dividends declared per common share (in dollars per share)	$ 0.4175	$ 0.3550	$ 1.2525	$ 1.065
Southern California Edison
Total operating revenue	$ 3,757	$ 4,338	$ 9,166	$ 10,276
Purchased power and fuel	1,785	2,182	3,648	4,563
Operation and maintenance	756	776	2,101	2,187
Depreciation, decommissioning and amortization	506	423	1,449	1,248
Property and other taxes	84	76	254	232
Impairment and other charges	0	0	0	231
Total operating expenses	3,131	3,457	7,452	8,461
Operating income	626	881	1,714	1,815
Interest and other income	29	36	93	105
Interest expense	(131)	(133)	(398)	(402)
Other expenses	(15)	(29)	(39)	(52)
Income from continuing operations before income taxes	509	755	1,370	1,466
Income tax expense	92	224	207	310
Income from continuing operations			1,163	1,156
Net income	417	531	1,163	1,156
Preferred and preference stock dividend requirements of utility	28	28	84	84
Net income attributable to common shareholders	389	503	1,079	1,072
Amounts attributable to Edison International common shareholders:
Net income attributable to common shareholders	$ 389	$ 503	$ 1,079	$ 1,072