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Variable Interest Entities (Recovery Funding) (Details) - USD ($) $ in Millions | Jul. 12, 2019 | Jun. 30, 2022 | Mar. 31, 2022 | Feb. 28, 2022 | Dec. 31, 2021 | Feb. 28, 2021
--- | --- | --- | --- | --- | --- | ---
Variable Interest Entity [Line Items] |  |  |  |  |  |
Other current assets |  | $ 166 |  |  | $ 249 |
Regulatory assets: Non-current |  | 7,854 |  |  | 7,660 |
Regulatory liabilities: Current |  | (523) |  |  | (603) |
Current portion of long-term debt |  | (2,175) |  |  | (1,077) |
Other current liabilities |  | (1,641) |  |  | (1,667) |
Long-term debt |  | (25,143) |  |  | (24,170) |
SCE Recovery Funding LLC |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Other current assets |  | 23 |  |  | 19 |
Regulatory assets: Non-current |  | 845 |  |  | 325 |
Regulatory liabilities: Current |  | (8) |  |  | (14) |
Current portion of long-term debt |  | (32) |  |  | (14) |
Other current liabilities |  | (1) |  |  | (1) |
Long-term debt |  | (823) |  |  | (314) |
SCE |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Capital expenditures excluded | $ 1,600 |  |  |  |  |
Other current assets |  | 156 |  |  | 222 |
Regulatory assets: Non-current |  | 7,854 |  |  | 7,660 |
Regulatory liabilities: Current |  | (523) |  |  | (603) |
Current portion of long-term debt |  | (1,075) |  |  | (377) |
Other current liabilities |  | (1,633) |  |  | (1,631) |
Long-term debt |  | (23,103) |  |  | (21,733) |
SCE | Series 2022-A senior secured recovery bonds |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Debt |  |  | $ 533 | $ 533 |  |
SCE | Series 2021-A senior secured recovery bonds |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Debt |  |  |  |  |  | $ 338
SCE | SCE Recovery Funding LLC |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Regulatory assets: Non-current |  | 845 |  |  | 325 |
Long-term debt |  | $ (823) |  |  | $ (314) |

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