XML 34 R24.htm IDEA: XBRL DOCUMENT v3.21.2
Inventories (Tables)
 6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of inventories
Inventories consisted of the following (in millions):
June 30,
2021		December 31,
2020
Refinery feedstocks$2,272 $1,979 
Refined petroleum products and blendstocks
3,173 3,425 
Renewable diesel feedstocks and products
28 50 
Ethanol feedstocks and products338 297 
Materials and supplies292 287 
Inventories$6,103 $6,038