XML 42 R25.htm IDEA: XBRL DOCUMENT v3.21.2
INVENTORIES (Tables)
6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of inventories
 June 30,December 31,
(Dollars in millions)20212020
Finished goods$945 $891 
Work in process240 203 
Raw materials and supplies580 511 
Total inventories at FIFO or average cost1,765 1,605 
Less: LIFO reserve264 226 
Total inventories$1,501 $1,379