v3.26.1
Related-Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]          
Revenues $ 14,259 $ 5,390 $ 24,949 $ 10,569  
Disaggregation of Income Statement Expense, Caption, Reimbursement to Another Entity, Amount 12 10 24 21  
Accounts payable to affiliates 496   496   $ 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 253 5 486 7  
Wholesale Motor Fuel [Member]          
Related Party Transaction [Line Items]          
Related Party Transaction, Purchases from Related Party $ 551 $ 323 $ 986 $ 617