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Summary of Exercise Prices and Weighted Average Remaining Contractual Life (Details) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise price per share $ 1.93 $ 39.75 $ 1.93 $ 41.86
Number of options 1,892,000 277,000 1,892,000 332,000
Weighted average remaining contractual life 8 years 9 months 25 days      
Number of options 92,000 277,000    
Weighted average remaining contractual life 1 year 9 months 14 days 1 year 3 months 7 days    
Exercise Price One [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise price per share $ 0.50      
Number of options 1,800,000      
Weighted average remaining contractual life 9 years 2 months 4 days      
Number of options      
Exercise Price Two [Member]        
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]        
Exercise price per share $ 30.00      
Number of options 92,000      
Weighted average remaining contractual life 1 year 9 months 14 days      
Number of options 92,000      
Weighted average remaining contractual life 1 year 9 months 14 days