Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Total operating revenue	$ 2,777	$ 2,908	$ 5,218	$ 5,420
Purchased power and fuel	1,064	1,078	1,858	1,864
Operation and maintenance	721	743	1,350	1,380
Depreciation, decommissioning and amortization	505	481	982	945
Property and other taxes	85	82	178	171
Impairment and other charges	21	0	21	0
Total operating expenses	2,396	2,384	4,389	4,360
Operating income	381	524	829	1,060
Interest and other income	33	43	65	82
Interest expense	(144)	(138)	(284)	(281)
Other expenses	(11)	(17)	(19)	(24)
Income from continuing operations before income taxes	259	412	591	837
Income tax (benefit) expense	(47)	6	(9)	113
Income from continuing operations	306	406	600	724
Less: loss from discontinued operations	(2)	0	(1)	0
Net income	304	406	599	724
Preferred and preference stock dividend requirements of SCE	31	28	61	56
Other noncontrolling interests	(3)	(1)	(8)	(10)
Net income attributable to common shareholders	276	379	546	678
Amounts attributable to Edison International common shareholders:
Income from continuing operations, net of tax	278	379	547	678
Loss from discontinued operations, net of tax	(2)	0	(1)	0
Net income attributable to common shareholders	$ 276	$ 379	$ 546	$ 678
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)	$ 0.86	$ 1.16	$ 1.68	$ 2.08
Discontinued operations (in dollars per share)	(0.01)	0.00	0.00	0.00
Total (in dollars per share)	$ 0.85	$ 1.16	$ 1.68	$ 2.08
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	328	329	329
Continuing operations (in dollars per share)	$ 0.85	$ 1.15	$ 1.66	$ 2.06
Discontinued operations (in dollars per share)	(0.01)	0.00	0.00	0.00
Total (in dollars per share)	0.84	1.15	1.66	2.06
Dividends declared per common share (in dollars per share)	$ 0.4800	$ 0.4175	$ 0.96	$ 0.8350
Southern California Edison
Total operating revenue	$ 2,768	$ 2,901	$ 5,204	$ 5,409
Purchased power and fuel	1,064	1,078	1,858	1,864
Operation and maintenance	687	724	1,290	1,346
Depreciation, decommissioning and amortization	503	481	978	943
Property and other taxes	85	82	176	170
Total operating expenses	2,339	2,365	4,302	4,323
Operating income	429	536	902	1,086
Interest and other income	33	31	65	64
Interest expense	(134)	(131)	(265)	(266)
Other expenses	(11)	(17)	(19)	(24)
Income from continuing operations before income taxes	317	419	683	860
Income tax (benefit) expense	(29)	7	21	115
Net income	346	412	662	745
Preferred and preference stock dividend requirements of SCE	31	28	61	56
Net income attributable to common shareholders	315	384	601	689
Amounts attributable to Edison International common shareholders:
Net income attributable to common shareholders	$ 315	$ 384	$ 601	$ 689