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Income Taxes (Tax Rate Reconciliation) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Tax Disclosure [Line Items] |  |  |
Income (loss) from continuing operations before income taxes | $ 1,127 | $ (1,089) | $ 949
Provision for income tax at federal statutory rate of 21% for 2019 and 2018, and 35% for 2017 | 237 | (229) | 332
Increase in income tax from: |  |  |
State tax, net of federal benefit | (22) | (168) | 2
Property-related | (303) | (275) | (439)
Change related to uncertain tax positions | 0 | (66) | (18)
Revised San Onofre Settlement Agreement | 0 | 0 | 25
Share-based compensation | (4) | (2) | (55)
Deferred tax re-measurement | (88) | 0 | 466
2018 GRC Final Decision | (80) | 0 | 0
Other | (18) | 1 | (32)
Total continuing operations | $ (278) | $ (739) | $ 281
Effective tax rate | (24.70%) | (67.90%) | 29.60%
State |  |  |
Increase in income tax from: |  |  |
Share-based compensation |  |  | $ (11)
SCE |  |  |
Income Tax Disclosure [Line Items] |  |  |
Income (loss) from continuing operations before income taxes | $ 1,301 | $ (885) | 1,106
Provision for income tax at federal statutory rate of 21% for 2019 and 2018, and 35% for 2017 | 273 | (186) | 387
Increase in income tax from: |  |  |
State tax, net of federal benefit | (13) | (155) | 8
Property-related | (303) | (275) | (439)
Change related to uncertain tax positions | 0 | (71) | (13)
Revised San Onofre Settlement Agreement | 0 | 0 | 25
Share-based compensation | (3) | (1) | (11)
Deferred tax re-measurement | (88) | 0 | 33
2018 GRC Final Decision | (80) | 0 | 0
Other | (15) | (8) | (20)
Total continuing operations | $ (229) | $ (696) | $ (30)
Effective tax rate | (17.60%) | (78.60%) | (2.70%)
SCE | State |  |  |
Increase in income tax from: |  |  |
Share-based compensation |  |  | $ (2)

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