v3.26.1
Related-Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]      
Revenues $ 10,690 $ 5,179  
Disaggregation of Income Statement Expense, Caption, Reimbursement to Another Entity, Amount 12 11  
Accounts payable to affiliates 374   $ 331
Related Party      
Related Party Transaction [Line Items]      
Advances from affiliates 76   $ 78
Wholesale motor fuel sales to affiliates [Member] | Related Party      
Related Party Transaction [Line Items]      
Revenues 233 2  
Wholesale Motor Fuel [Member]      
Related Party Transaction [Line Items]      
Related Party Transaction, Purchases from Related Party $ 435 $ 294