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Commitments and Contingencies - Schedule of Settlement of Claims (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 72 Months Ended
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2025 | Jun. 30, 2025
Commitments and Contingencies |  |  |
Total | $ 121 | $ 285 | $ 10,303
2017/2018 Wildfire/Mudslide Events |  |  |
Commitments and Contingencies |  |  |
Total | 59 | 158 | 9,612
Other Wildfire Events |  |  |
Commitments and Contingencies |  |  |
Total | $ 62 | $ 127 | $ 691

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