XML 42 R31.htm IDEA: XBRL DOCUMENT v3.21.2
INVENTORY (Tables)
9 Months Ended
Jul. 31, 2021
Inventory, Net [Abstract]  
INVENTORY INVENTORY
 
Inventory as of July 31, 2021 and October 31, 2020 consisted of the following:

 July 31,
2021
October 31,
2020
 (in millions)
Finished goods$463 $417 
Purchased parts and fabricated assemblies355 303 
Inventory$818 $720