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Inventories Inventory Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Inventory [Line Items]          
Inventory valuation adjustments $ 32 $ 57 $ (98) $ 28  
Sunoco LP [Member]          
Inventory [Line Items]          
Inventory, LIFO Reserve $ 132   $ 132   $ 230