Inventories (Tables)

12 Months Ended

Dec. 31, 2023

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consisted of the following (in millions):

	December 31,
	2023		2022
Refinery feedstocks	$	2,223	$	1,949
Refined petroleum products and blendstocks	3,790		3,579
Renewable diesel feedstocks and products	913		583
Ethanol feedstocks and products	313		328
Materials and supplies	344		313
Inventories	$	7,583	$	6,752