v3.26.3
Commitments and Contingencies - Marshall Wildfire (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Commitments and Contingencies Disclosure [Abstract]          
Marshall Settlements Reached $ 640   $ 640    
Loss Contingencies [Line Items]          
Marshall Wildfire litigation $ (1) $ (287) 18 $ (287)  
Marshall Wildfire Settlement          
Loss Contingencies [Line Items]          
Marshall Wildfire litigation     $ 18   $ (298)