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Income Taxes (Tax Rate Reconciliation) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Effective Tax Rate |  |  |  |  |  |
Income from continuing operations before income taxes | $ 1,221 |  | $ 1,861 |  | $ 1,668 |
Provision for income tax at federal statutory rate of 35% | 427 |  | 652 |  | 584 |
Repair deductions | 0 | [1] | (231) | [1] | 0 | [1]
State tax, net of federal benefit | 18 |  | 108 |  | 85 |
Property-related | (192) | [2] | (223) | [2] | (46) | [2]
Accumulated deferred income tax adjustments | 0 |  | (41) |  | (30) |
Change related to uncertain tax positions | 14 |  | 40 |  | 0 |
Other | (25) |  | (38) |  | (25) |
Total income tax expense from continuing operations | 242 |  | 267 |  | 568 |
Effective tax rate | 19.80% |  | 14.30% |  | 34.10% |
Earnings benefit from change in prior year tax deductions | 231 |  |  |  |  |
Southern California Edison |  |  |  |  |  |
Effective Tax Rate |  |  |  |  |  |
Income from continuing operations before income taxes | 1,279 |  | 1,874 |  | 1,745 |
Provision for income tax at federal statutory rate of 35% | 448 |  | 656 |  | 611 |
Repair deductions | 0 | [1] | (231) | [1] | 0 | [1]
State tax, net of federal benefit | 34 |  | 54 |  | 80 |
Property-related | (192) | [2] | (223) | [2] | (46) | [2]
Accumulated deferred income tax adjustments | 0 |  | (41) |  | (30) |
Change related to uncertain tax positions | 14 |  | 36 |  | (3) |
Other | (25) |  | (37) |  | (11) |
Total income tax expense from continuing operations | $ 279 |  | $ 214 |  | $ 601 |
Effective tax rate | 21.80% |  | 11.40% |  | 34.40% |
[1] | Edison International made a voluntary election in 2009 to change its tax accounting method for certain repair costs incurred on SCE's transmission, distribution and generation assets. Regulatory treatment for the 2009 – 2011 incremental repairs deductions taken after the 2009 tax accounting method change resulted in SCE recognizing a $231 million earnings benefit in 2012
[2] | Includes incremental repair benefit recorded in 2013 and 2012. See discussion of repair deductions below.

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