Debt (Debt Textuals) (Details) - USD ($) $ in Millions |
6 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2020 |
Aug. 14, 2020 |
Apr. 09, 2020 |
Jun. 30, 2019 |
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| Line of Credit Facility [Line Items] | ||||||||
| Effective interest rate | 5.30% | 5.90% | ||||||
| 2022 First Lien Notes | ||||||||
| Line of Credit Facility [Line Items] | ||||||||
| Early Repayment of Senior Debt | [1] | $ 245 | ||||||
| 2024 First Lien Notes | ||||||||
| Line of Credit Facility [Line Items] | ||||||||
| Early Repayment of Senior Debt | [2] | $ 184 | ||||||
| Subsequent Event | Russell City and Los Esteros Project Debt | ||||||||
| Line of Credit Facility [Line Items] | ||||||||
| Funds distributed after emergence of PG&E from bankruptcy | $ 88 | |||||||
| Other corporate facilities | ||||||||
| Line of Credit Facility [Line Items] | ||||||||
| Letter of Credit Amount Extended | $ 100 | |||||||
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