Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2014

Accounting Policies [Abstract]

Cash Equivalents

The cash equivalents were as follows:

	Edison International				SCE
(in millions)	March 31, 2014		December 31, 2013		March 31, 2014		December 31, 2013
Money market funds	$	67	$	68	$	6	$	8

Checks issued, but not yet paid by the financial institution, are reclassified from cash to accounts payable at the end of each reporting period as follows:

	Edison International				SCE
(in millions)	March 31, 2014		December 31, 2013		March 31, 2014		December 31, 2013
Cash reclassified to accounts payable	$	149	$	168	$	148	$	163

EPS Attributable to Edison International Common Shareholders

EPS attributable to Edison International common shareholders was computed as follows:

	Three months ended March 31,
(in millions)	2014		2013
Basic earnings per share – continuing operations:
Income from continuing operations available to common shareholders	$	198	$	259
Weighted average common shares outstanding	326		326
Basic earnings per share – continuing operations	$	0.61	$	0.79
Diluted earnings per share – continuing operations:
Income from continuing operations available to common shareholders	$	198	$	259
Income impact of assumed conversions	—		—
Income from continuing operations available to common shareholders and assumed conversions	$	198	$	259
Weighted average common shares outstanding	326		326
Incremental shares from assumed conversions	3		3
Adjusted weighted average shares – diluted	329		329
Diluted earnings per share – continuing operations	$	0.61	$	0.78