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Inventories (Tables)
9 Months Ended
Sep. 30, 2022
Inventory Disclosure [Abstract]  
Inventories
Inventories consisted of the following (in millions):
September 30, 2022December 31, 2021
Raw materials$801 $647 
Work in process2,929 2,367 
Finished goods1,027 1,072 
Total inventories$4,757 $4,086