v3.26.3
Related-Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]          
Revenues $ 18,029 $ 6,032 $ 42,978 $ 16,601  
Disaggregation of Income Statement Expense, Caption, Reimbursement to Another Entity, Amount 12 11 36 32  
Accounts payable to affiliates 644   644   $ 331
Related Party          
Related Party Transaction [Line Items]          
Advances from affiliates 76   76   $ 78
Wholesale motor fuel sales to affiliates [Member] | Related Party          
Related Party Transaction [Line Items]          
Revenues 398 8 884 15  
Wholesale Motor Fuel [Member]          
Related Party Transaction [Line Items]          
Related Party Transaction, Purchases from Related Party $ 774 $ 290 $ 1,760 $ 907