XML 39 R28.htm IDEA: XBRL DOCUMENT v3.21.1
Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories consisted of:
($ in millions)March 31, 2021December 31, 2020
Finished goods$2,015 $1,963 
Raw materials and work in process6,385 6,420 
Supplies205 206 
Total (approximates current cost)8,605 8,589 
Decrease to LIFO cost(28)(82)
 $8,577 $8,507 
Recognized as:
Inventories$6,402 $6,310 
Other assets2,175 2,197