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Revenue Revenue Contract Liabilities (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Contract with Customer, Liability $ 573 $ 557 $ 615 $ 459
Additions 522 550    
Revenue Recognized (564) (441)    
Deferred Revenue, Period Increase (Decrease)   $ (11)    
Sunoco LP [Member]        
Contract assets 239   200  
Accounts receivable from contracts with customers $ 476   $ 834