Income Taxes (Textual) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
Income Tax Disclosure [Line Items] | |||
Income tax benefit | $ (88) | $ 0 | $ 466 |
Unrecognized tax benefits that would impact the effective tax rate | 192 | ||
California Franchise Tax Board | Tax Years 1994 to 2006 | |||
Income Tax Disclosure [Line Items] | |||
Refund of tax and interest | 65 | ||
Capistrano Wind | Affiliated Entity | Tax Allocation Agreement | |||
Income Tax Disclosure [Line Items] | |||
Due to affiliate under tax allocation agreements | 212 | ||
SCE | |||
Income Tax Disclosure [Line Items] | |||
Income tax benefit | (88) | $ 0 | $ 33 |
Unrecognized tax benefits that would impact the effective tax rate | $ 104 |