v3.25.3
Related-Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Related Party Transaction [Line Items]          
Revenues $ 6,032 $ 5,751 $ 16,601 $ 17,424  
Disaggregation of Income Statement Expense, Caption, Reimbursement to Another Entity, Amount 11 9 32 26  
Accounts payable to affiliates 205   205   $ 199
Related Party          
Related Party Transaction [Line Items]          
Advances from affiliates 78   78   $ 82
Wholesale motor fuel sales to affiliates [Member] | Related Party          
Related Party Transaction [Line Items]          
Revenues 8 9 15 20  
Wholesale Motor Fuel [Member]          
Related Party Transaction [Line Items]          
Related Party Transaction, Purchases from Related Party $ 290 $ 342 $ 907 $ 1,112