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Cost of Sales
 12 Months Ended
Dec. 31, 2021
Disclosure of cost of sales [text block] [Abstract]  
COST OF SALES
19.
COST OF SALE
S
 
(in thousands)
 
31-Dec-21
 
 
31-Dec-20
 
 
31-Dec-19
 
Inventory expensed
 
$
4,436
 
   $ 2,998     $ 5,985  
Royalties
 
 
364
 
     257       322  
Other expenses
 
 
877
 
     1,155       816  
Total
 
$
5,677
 
   $ 4,410     $ 7,123