v3.25.4
Related Parties - General services agreement (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]      
General operating expenses $ 2,002 $ 2,016 $ 2,282
Related Party | General Services Agreement      
Related Party Transaction [Line Items]      
Due to related party 1 6  
Due from related party 3 2  
General operating expenses $ 7 $ 43 $ 161