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Supplemental Cash Flow Information (Tables)
 12 Months Ended
Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract]  
Schedule of Supplemental Cash Flow Information

 

    Year ended December 31,  
    2021     2020  
Cash paid during the year:                
Interest expense   $ -     $ 8  
Income taxes   $ 658     $ 597  
                 
Non-cash investing and financing activites:                
Equipment acquired under a finance lease   $ -     $ 24