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Inventories (Tables)
 12 Months Ended
Dec. 31, 2021
Text block [abstract]  
Summary of Consolidated Balance of Inventories
As of December 31, 2021 and 2020, the consolidated balance of inventories was summarized as follows:
 
 
  
2021
 
  
2020
 
Finished goods
    $ 343        309  
Materials and spare parts
      372        271  
Raw materials
      242        192  
Work-in-process
      225        164  
Inventory in transit
      79        35  
      
 
     
 
 
  
     $ 1,261        971