Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Total operating revenue	$ 2,440	$ 2,512
Purchased power and fuel	794	786
Operation and maintenance	629	636
Depreciation, decommissioning and amortization	477	463
Property and other taxes	92	89
Total operating expenses	1,992	1,974
Operating income	448	538
Interest and other income	31	39
Interest expense	(140)	(143)
Other expenses	(6)	(10)
Income from continuing operations before income taxes	333	424
Income tax expense	38	106
Income from continuing operations	295	318
Income from discontinued operations, net of tax	1	0
Net income	296	318
Preferred and preference stock dividend requirements of SCE	30	28
Other noncontrolling interests	(5)	(9)
Net income attributable to common shareholders	271	299
Amounts attributable to Edison International common shareholders:
Income from continuing operations, net of tax	270	299
Income from discontinued operations, net of tax	1	0
Net income attributable to common shareholders	$ 271	$ 299
Basic earnings per common share attributable to Edison International common shareholders:
Weighted-average shares of common stock outstanding (in shares)	326	326
Continuing operations (in dollars per share)	$ 0.83	$ 0.92
Total (in dollars per share)	$ 0.83	$ 0.92
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
Continuing operations (in dollars per share)	$ 0.82	$ 0.91
Total (in dollars per share)	0.82	0.91
Dividends declared per common share (in dollars per share)	$ 0.4800	$ 0.4175
Southern California Edison
Total operating revenue	$ 2,435	$ 2,508
Purchased power and fuel	794	786
Operation and maintenance	603	621
Depreciation, decommissioning and amortization	475	463
Property and other taxes	91	88
Total operating expenses	1,963	1,958
Operating income	472	550
Interest and other income	31	33
Interest expense	(131)	(136)
Other expenses	(5)	(7)
Income from continuing operations before income taxes	367	440
Income tax expense	50	107
Income from continuing operations	317	333
Net income	317	333
Preferred and preference stock dividend requirements of SCE	30	28
Net income attributable to common shareholders	287	305
Amounts attributable to Edison International common shareholders:
Net income attributable to common shareholders	$ 287	$ 305