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Inventories (Tables)
3 Months Ended
Mar. 31, 2023
Inventory Disclosure [Abstract]  
Schedule of Inventory Components
March 31, 2023December 31, 2022
Finished goods$501 $490 
Work-in-process782 748 
Purchased raw materials322 317 
Operating supplies57 54 
Total inventories$1,662 $1,609