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Commitments and Contingencies (Wildfires litigation) (Details) $ in Millions | 1 Months Ended | 2 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Oct. 31, 2021 USD ($) | Jan. 31, 2021 $ / claim | Oct. 31, 2020 USD ($) $ / claim | Apr. 30, 2023 USD ($) | Jun. 30, 2023 USD ($) | Mar. 31, 2023 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2019 USD ($) | Jun. 30, 2023 USD ($) plaintiff | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
2017/2018 Wildfire/Mudslide Events |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in accrued estimated losses |  |  |  |  |  |  |  |  | $ 90 | $ 416 |  |  |
Expected revenue through electric rates |  |  |  |  |  |  |  |  | 6 | 26 |  |  |
Total after-tax charge |  |  |  |  |  |  |  |  | 61 | 281 |  |  |
Payments |  |  |  |  |  |  |  |  | 507 |  |  |  |
Charge for wildfire-related claims |  |  |  |  | $ 702 |  |  |  | 702 |  | $ 1,119 |  |
Post-2018 Wildfires |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in accrued estimated losses |  |  |  |  |  |  | $ 45 |  | 6 | 150 |  |  |
Total after-tax charge |  |  |  |  |  |  | $ 1 |  | 4 | $ 8 |  |  |
Payments |  |  |  |  |  |  |  |  | 16 |  |  |  |
Charge for wildfire-related claims |  |  |  |  | 672 |  |  |  | 672 |  | 682 |  |
SCE |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory Assets |  |  |  |  | 12,277 |  |  |  | 12,277 |  | 10,678 |  |
SCE | 2017/2018 Wildfire/Mudslide Events |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Regulatory Assets |  |  |  |  | 43 |  |  |  | 43 |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | SED Settlement |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Charge for wildfire-related claims | $ 550 |  |  |  |  |  |  |  |  |  |  |  |
Third-party uninsured claims cost recovery waiver | 375 |  |  |  |  |  |  |  |  |  |  |  |
Fine to State | 110 |  |  |  |  |  |  |  |  |  |  |  |
Shareholder-funded safety measures costs | $ 65 |  |  |  |  |  |  |  |  |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Local Public Entity Settlements |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Payments |  |  |  |  |  |  |  | $ 360 |  |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | TKM Subrogation Settlement |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Payments |  |  | $ 1,200 |  |  |  |  |  |  |  |  |  |
Payment agreement for each dollar of claim | $ / claim |  |  | 0.555 |  |  |  |  |  |  |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Individual Plaintiff Settlements |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Payments |  |  |  |  | 278 | $ 148 |  |  |  |  | $ 1,700 | $ 1,700 | $ 300
SCE | 2017/2018 Wildfire/Mudslide Events | Settled Litigation |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Charge for wildfire-related claims |  |  |  |  | 130 |  |  |  | 130 |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Settled Litigation | SED Settlement |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Charge for wildfire-related claims |  |  |  |  | 65 |  |  |  | 65 |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Estimated Losses for Remaining Alleged and Potential Claims |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Charge for wildfire-related claims |  |  |  |  | 572 |  |  |  | 572 |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Aggregate |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in accrued estimated losses |  |  |  |  |  |  |  |  | 8,800 |  |  |  |
Expected revenue through electric rates |  |  |  |  |  |  |  |  | 382 |  |  |  |
Payments |  |  |  |  |  |  |  |  | $ 8,100 |  |  |  |
SCE | 2017/2018 Wildfire/Mudslide Events | Aggregate | Individual Plaintiff Settlements |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  |  |  |  | 10,000 |  |  |  |
SCE | November 2018 Wildfires | Woolsey Subrogation Settlement |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Payments |  |  |  | $ 2,200 |  |  |  |  |  |  |  |  |
Payment agreement for each dollar of claim | $ / claim |  | 0.67 |  |  |  |  |  |  |  |  |  |  |
SCE | Post-2018 Wildfires |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Expected insurance recoveries |  |  |  |  | 466 |  |  |  | $ 466 |  |  |  |
Regulatory Assets |  |  |  |  | $ 166 |  |  |  | 166 |  |  |  |
SCE | Post-2018 Wildfires | Aggregate |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Increase in accrued estimated losses |  |  |  |  |  |  |  |  | 702 |  |  |  |
Expected revenue through electric rates |  |  |  |  |  |  |  |  | 166 |  |  |  |
Total after-tax charge |  |  |  |  |  |  |  |  | 45 |  |  |  |
Payments |  |  |  |  |  |  |  |  | 30 |  |  |  |
SCE | Post-2018 Wildfires | Aggregate | CPUC |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Expected revenue through electric rates |  |  |  |  |  |  |  |  | 152 |  |  |  |
SCE | Post-2018 Wildfires | Aggregate | FERC |  |  |  |  |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |
Expected revenue through electric rates |  |  |  |  |  |  |  |  | $ 14 |  |  |  |

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