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Commitment and Contingencies - Smokehouse Creek (Details) $ in Millions | Sep. 30, 2025 USD ($) Claims complaint | Dec. 31, 2024 USD ($)
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Commitments and Contingencies Disclosure [Abstract] |  |
Number of claims settled related to the Smokehouse Creek Complex | Claims | 212 |
Number of claims related to the Smokehouse Creek Complex | Claims | 254 |
Number of complaints related to the Smokehouse Creek Complex [Abstract] | complaint | 34 |
Smokehouse probable loss | $ 410 |
Smokehouse settlements reached | 361 |
Smokehouse remaining liability | 191 | $ 180
Smokehouse Creek Insurance Receivable | $ 341 | $ 210
Number of claims resolved related to the Smokehouse Creek Complex | 12 |
Number of claims settled and pending dismissal related to the Smokehouse Creek Complex | 9 |
Amount of insurance coverage | $ 500 |
Unsubmitted Claims related to the Smokehouse Creek Fire Complex | Claims | 83 |
Number of unsubmitted claims settled related to the Smokehouse Creek Fire Complex | Claims | 71 |

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