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Other Long-Term Liabilities
 12 Months Ended
Dec. 31, 2021
Other Liabilities Disclosure [Abstract]  
Other Long-Term Liabilities
18.    OTHER LONG-TERM LIABILITIES
Other long-term liabilities consist of:
 
    
2021
      2020  
Long-term portion of income taxes payable
   
$
147
 
    $ 199  
Deferred revenue
   
 
127
 
      52  
Asset retirement obligation
   
 
37
 
      39  
Long-term portion of fair value of hedges
[note 21]
   
 
8
 
      5  
Other
   
 
57
 
      37  
    
 
 
     
 
 
  
    
$
376
 
    $ 332