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Inventories (Details) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Schedule of Inventories |  |
Refinery feedstocks | $ 1,878 | $ 1,949
Refined petroleum products and blendstocks | 4,232 | 3,579
Renewable diesel feedstocks and products | 797 | 583
Ethanol feedstocks and products | 270 | 328
Materials and supplies | 336 | 313
Inventories | $ 7,513 | $ 6,752

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