Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Total operating revenue	$ 2,965	$ 2,777	$ 5,428	$ 5,218
Purchased power and fuel	1,175	1,064	1,959	1,858
Operation and maintenance	707	721	1,303	1,350
Depreciation, decommissioning and amortization	512	505	1,011	982
Property and other taxes	86	85	186	178
Impairment and other charges	16	21	21	21
Total operating expenses	2,496	2,396	4,480	4,389
Operating income	469	381	948	829
Interest and other income	37	33	70	65
Interest expense	(159)	(144)	(311)	(284)
Other expenses	(12)	(11)	(20)	(19)
Income from continuing operations before income taxes	335	259	687	591
Income tax expense (benefit)	26	(51)	(14)	(24)
Income from continuing operations	309	310	701	615
Income from discontinued operations, net of tax	0	(2)	0	(1)
Net income	309	308	701	614
Preferred and preference stock dividend requirements of SCE	31	31	62	61
Other noncontrolling interests	0	(3)	(1)	(8)
Net income attributable to Edison International common shareholders	278	280	640	561
Amounts attributable to Edison International common shareholders:
Income from continuing operations, net of tax	278	282	640	562
Income from discontinued operations, net of tax	0	(2)	0	(1)
Net income attributable to Edison International common shareholders	$ 278	$ 280	$ 640	$ 561
Basic earnings per common share attributable to Edison International common shareholders:
Weighted average common shares outstanding (in shares)	326	326	326	326
Continuing operations (in dollars per share)	$ 0.85	$ 0.87	$ 1.96	$ 1.72
Discontinued operations (in dollars per share)	0.00	(0.01)	0.00	0.00
Total (in dollars per share)	$ 0.85	$ 0.86	$ 1.96	$ 1.72
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)	329	330	329	330
Continuing operations (in dollars per share)	$ 0.85	$ 0.86	$ 1.95	$ 1.70
Discontinued operations (in dollars per share)	0.00	(0.01)	0.00	0.00
Total (in dollars per share)	0.85	0.85	1.95	1.70
Dividends declared per common share (in dollars per share)	$ 0.5425	$ 0.4800	$ 1.0850	$ 0.96
Southern California Edison Company
Total operating revenue	$ 2,953	$ 2,768	$ 5,409	$ 5,204
Purchased power and fuel	1,175	1,064	1,959	1,858
Operation and maintenance	666	687	1,237	1,290
Depreciation, decommissioning and amortization	510	503	1,007	978
Property and other taxes	85	85	182	176
Total operating expenses	2,436	2,339	4,385	4,302
Operating income	517	429	1,024	902
Interest and other income	36	33	69	65
Interest expense	(146)	(134)	(287)	(265)
Other expenses	(12)	(11)	(19)	(19)
Income from continuing operations before income taxes	395	317	787	683
Income tax expense (benefit)	57	(32)	69	10
Net income	338	349	718	673
Preferred and preference stock dividend requirements of SCE	31	31	62	61
Net income attributable to Edison International common shareholders	307	318	656	612
Amounts attributable to Edison International common shareholders:
Net income attributable to Edison International common shareholders	$ 307	$ 318	$ 656	$ 612