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Commitments and Contingencies (Wildfires and Mudslides) (Details) - SCE | 1 Months Ended |  |  |  |
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Aug. 31, 2023 USD ($) | Sep. 30, 2022 USD ($) a item individual | May 31, 2022 USD ($) a individual item | Sep. 30, 2020 USD ($) a item individual | Dec. 31, 2017 USD ($) a | Oct. 31, 2019 a item individual | Nov. 30, 2018 a item individual | Jan. 31, 2018 item individual | Dec. 04, 2017 a item individual
Thomas and Koenigstein Fires and Montecito Mudslides |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Fire-suppression costs | $ | $ 400,000,000 |  |  |  |  |  |  |  |
December 2017 Wildfires |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  |  |  |  |  |  |  | 280,000
Structures destroyed |  |  |  |  |  |  |  |  | 1,343
Fatalities | individual |  |  |  |  |  |  |  |  | 2
November 2018 Wildfires |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  |  |  |  |  | 100,000 |  |
Structures destroyed |  |  |  |  |  |  | 1,643 |  |
Structures damaged |  |  |  |  |  |  | 364 |  |
Fatalities | individual |  |  |  |  |  |  | 3 |  |
Additional fatalities | individual |  |  |  |  |  |  | 4 |  |
Montecito Mudslides |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures destroyed |  |  |  |  |  |  |  | 135 |
Structures damaged |  |  |  |  |  |  |  | 324 |
Fatalities | individual |  |  |  |  |  |  |  | 21 |
Additional fatalities | individual |  |  |  |  |  |  |  | 2 |
2017 Creek Fire |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  |  |  | 16,000 |  |  |  |
Structures destroyed | $ |  |  |  |  | 123 |  |  |  |
Structures damaged | $ |  |  |  |  | 81 |  |  |  |
Number of Injured | $ |  |  |  |  | 3 |  |  |  |
Fire-suppression costs | $ |  |  |  |  | $ 40,000,000 |  |  |  |
Saddle Ridge Fire |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  |  |  |  | 9,000 |  |  |
Structures destroyed |  |  |  |  |  | 19 |  |  |
Structures damaged |  |  |  |  |  | 88 |  |  |
Fatalities | individual |  |  |  |  |  | 1 |  |  |
Number of Injured | individual |  |  |  |  |  | 8 |  |  |
Bobcat fire |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  |  | 116,000 |  |  |  |  |
Number of Injured | individual |  |  |  | 6 |  |  |  |  |
Estimated fire suppression costs | $ |  |  |  | $ 80,000,000 |  |  |  |  |
Bobcat fire | Home/Residential |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures destroyed |  |  |  | 87 |  |  |  |  |
Structures damaged |  |  |  | 28 |  |  |  |  |
Bobcat fire | Commercial property |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures destroyed |  |  |  | 1 |  |  |  |  |
Bobcat fire | Minor structures |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures destroyed |  |  |  | 83 |  |  |  |  |
Structures damaged |  |  |  | 19 |  |  |  |  |
Coastal Fire |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  |  | 200 |  |  |  |  |  |
Structures destroyed |  |  | 20 |  |  |  |  |  |
Structures damaged |  |  | 11 |  |  |  |  |  |
Number of Injured | individual |  |  | 2 |  |  |  |  |  |
Estimated fire suppression costs | $ |  |  | $ 3,000,000 |  |  |  |  |  |
Fairview Fire |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Acres burned | a |  | 28,000 |  |  |  |  |  |  |
Structures destroyed |  | 22 |  |  |  |  |  |  |
Fatalities | individual |  | 2 |  |  |  |  |  |  |
Number of civilian injury | individual |  | 1 |  |  |  |  |  |  |
Number of Injured | individual |  | 2 |  |  |  |  |  |  |
Estimated fire suppression costs | $ |  | $ 39,000,000 |  |  |  |  |  |  |
Fairview Fire | Home/Residential |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures damaged |  | 5 |  |  |  |  |  |  |
Fairview Fire | Minor structures |  |  |  |  |  |  |  |  |
Commitments and Contingencies |  |  |  |  |  |  |  |  |
Structures damaged |  | 17 |  |  |  |  |  |  |

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