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Supplemental Cash Flows Information (Details) (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
Cash payments (receipts) for interest and taxes: |  |
Interest, net of amounts capitalized | $ 213 | $ 194
Tax payments (refunds), net | 26 | 1
Dividends declared but not paid: |  |
Common stock | 110 | 106
Preferred and preference stock | 29 | 34
Southern California Edison |  |
Cash payments (receipts) for interest and taxes: |  |
Interest, net of amounts capitalized | 205 | 194
Tax payments (refunds), net | 17 | (2)
Dividends declared but not paid: |  |
Common stock | 0 | 0
Preferred and preference stock | 29 | 34
Accrued capital expenditures | $ 515 | $ 408

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