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Inventories (Tables)
6 Months Ended
Jun. 30, 2022
Inventory Disclosure [Abstract]  
Inventories
Inventories consisted of the following (in millions):
June 30, 2022December 31, 2021
Raw materials$779 $647 
Work in process2,763 2,367 
Finished goods1,012 1,072 
Total inventories$4,554 $4,086