Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Operating revenue	$ 3,960	$ 3,734	$ 9,638	$ 8,802
Fuel	95	83	249	220
Purchased power	1,713	1,612	3,569	3,049
Operation and maintenance	971	993	2,809	2,891
Depreciation, decommissioning and amortization	392	399	1,224	1,187
Asset impairment and other	0	(66)	575	(65)
Asset impairment			575	0
Total operating expenses	3,171	3,021	8,426	7,282
Operating income	789	713	1,212	1,520
Interest and other income	28	38	91	110
Interest expense	(137)	(131)	(402)	(390)
Other expenses	(15)	(10)	(38)	(36)
Income from continuing operations before income taxes	665	610	863	1,204
Income tax expense	177	228	173	421
Income from continuing operations	488	382	690	783
Loss from discontinued operations, net of tax	(25)	(167)	(1)	(360)
Net income	463	215	689	423
Dividends on preferred and preference stock of utility	25	25	75	66
Net income (loss) attributable to common shareholders	438	190	614	357
Amounts attributable to common shareholders:
Income from continuing operations, net of tax	463	357	615	717
Loss from discontinued operations, net of tax	(25)	(167)	(1)	(360)
Net income (loss) attributable to common shareholders	438	190	614	357
Basic earnings (loss) 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)	$ 1.42	$ 1.09	$ 1.88	$ 2.20
Discontinued operations (in dollars per share)	$ (0.08)	$ (0.51)	$ 0.00	$ (1.11)
Total (in dollars per share)	$ 1.34	$ 0.58	$ 1.88	$ 1.09
Diluted earnings (loss) 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	328
Continuing operations (in dollars per share)	$ 1.41	$ 1.09	$ 1.87	$ 2.18
Discontinued operations (in dollars per share)	$ (0.07)	$ (0.51)	$ 0.00	$ (1.09)
Total (in dollars per share)	$ 1.34	$ 0.58	$ 1.87	$ 1.09
Dividends declared per common share (in dollars per share)	$ 0.3375	$ 0.325	$ 1.0125	$ 0.975
Southern California Edison
Operating revenue	3,957	3,731	9,631	8,794
Fuel	95	82	249	220
Purchased power	1,713	1,612	3,569	3,049
Operation and maintenance	875	906	2,540	2,622
Depreciation, decommissioning and amortization	392	399	1,223	1,187
Property and other taxes	78	73	229	229
Asset impairment	0	0	575	0
Total operating expenses	3,153	3,072	8,385	7,307
Operating income	804	659	1,246	1,487
Interest and other income	27	38	89	108
Interest expense	(131)	(124)	(384)	(373)
Other expenses	(15)	(9)	(38)	(36)
Income from continuing operations before income taxes	685	564	913	1,186
Income tax expense	183	176	196	384
Net income	502	388	717	802
Dividends on preferred and preference stock of utility	25	25	75	66
Net income (loss) attributable to common shareholders	477	363	642	736
Amounts attributable to common shareholders:
Net income (loss) attributable to common shareholders	$ 477	$ 363	$ 642	$ 736