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Commitments and Contingencies - Schedule of Wildfire-Related Claims, Net of Expected Recoveries (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | $ 321 |  |
Accrued estimated losses | $ 554 |  | 554 |  | $ 1,001
Wildfire-related claims, net of (recoveries) | 295 | $ 1 | (1,010) | $ 616 |
Subsidiary of Common Parent |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | 50 | 1 |
SCE |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims | 295 |  | 316 | 674 |
Expected recoveries from insurance and third parties |  |  | (82) | (60) |
Customer-funded wildfire self-insurance | (279) |  | (279) |  |
Expected (recoveries from)/refund to CPUC customers |  |  | (1,297) |  |
Expected recoveries from FERC customers | (16) |  | (13) | (34) |
Total pre-tax (gain) charge | 0 |  | (1,355) | 580 |
Income tax expense (benefit) | 0 |  | 379 | (163) |
Total after-tax (gain) charge | 0 |  | (976) | 417 |
Accrued estimated losses |  |  |  |  | 1,001
Wildfire-related claims, net of (recoveries) | 295 | $ 0 | (1,060) | 614 |
SCE | Subsidiary of Common Parent |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | 3 |  |
2017/2018 Wildfire/Mudslide Events |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | 0 |  |
Accrued estimated losses | 218 |  | 218 |  | 426
2017/2018 Wildfire/Mudslide Events | SCE |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims | 0 |  | 0 | 490 |
Expected recoveries from insurance and third parties |  |  | 0 | 0 |
Customer-funded wildfire self-insurance | 0 |  | 0 |  |
Expected (recoveries from)/refund to CPUC customers |  |  | (1,341) |  |
Expected recoveries from FERC customers | 0 |  | 0 | (27) |
Total pre-tax (gain) charge | 0 |  | (1,341) | 463 |
Income tax expense (benefit) | 0 |  | 375 | (130) |
Total after-tax (gain) charge | 0 |  | (966) | 333 |
Accrued estimated losses |  |  |  |  | 426
Other Wildfire Events | Subsidiary of Common Parent |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | 47 |  |
Other Wildfire Events | SCE |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims | 0 |  | 21 | 184 |
Expected recoveries from insurance and third parties |  |  | (82) | (60) |
Customer-funded wildfire self-insurance | 0 |  | 0 |  |
Expected (recoveries from)/refund to CPUC customers |  |  | 44 |  |
Expected recoveries from FERC customers | 0 |  | 3 | (7) |
Total pre-tax (gain) charge | 0 |  | (14) | 117 |
Income tax expense (benefit) | 0 |  | 4 | (33) |
Total after-tax (gain) charge | 0 |  | (10) | $ 84 |
Eaton Fire |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims |  |  | 300 |  |
Accrued estimated losses | 75 |  | 75 |  | $ 0
Eaton Fire | SCE |  |  |  |  |
Commitments and Contingencies |  |  |  |  |
Wildfire-related claims | 295 |  | 295 |  |
Expected recoveries from insurance and third parties |  |  | 0 |  |
Customer-funded wildfire self-insurance | (279) |  | (279) |  |
Expected (recoveries from)/refund to CPUC customers |  |  | 0 |  |
Expected recoveries from FERC customers | (16) |  | (16) |  |
Total pre-tax (gain) charge | 0 |  | 0 |  |
Income tax expense (benefit) | 0 |  | 0 |  |
Total after-tax (gain) charge | 0 |  | 0 |  |
Accrued estimated losses | $ 5 |  | $ 5 |  |

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