XML 52 R38.htm IDEA: XBRL DOCUMENT v3.22.0.1
INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories
Inventories are stated at the lower of cost or net realizable value. Inventories included the following:
 December 31,
In millions20212020
Finished products$2,538 $2,216 
Work-in-process and raw materials2,009 1,346 
Inventories at FIFO cost4,547 3,562 
Excess of FIFO over LIFO(192)(137)
Total inventories$4,355 $3,425