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Fixed Assets (Tables)
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Components of Fixed Assets
Fixed assets consist of:
 
   
             
   
             
 
   
2020
   
2019
 
   
Cost
          
Land
  
$
195
 
  
$
219
 
Buildings
  
 
2,709
 
  
 
2,413
 
Machinery and equipment
  
 
17,217
 
  
 
15,368
 
   
 
 
   
 
 
 
   
 
20,121
 
  
 
18,000
 
   
Accumulated depreciation
          
Buildings
  
 
(1,147
  
 
(945
Machinery and equipment
  
 
(10,499
  
 
(8,795
   
 
 
   
 
 
 
   
$
8,475
 
  
$
8,260