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Share Option and Warrant Reserves (Details 5)
Jun. 30, 2022
$ / shares
shares
Jun. 30, 2022
$ / shares
shares
Dec. 31, 2021
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Dec. 31, 2018
$ / shares
shares
Statement [Line Items]          
Outstanding warrants beginning of the year 7,799,263 7,799,263 8,211,453 1,626,740 0
Outstanding warrants, exercise price beginning of the year | (per share) $ 1.28 $ 1.28 $ 1.27 $ 1.66 $ 0.00
Exercise Price Range 1          
Statement [Line Items]          
Outstanding warrants beginning of the year 337,813 337,813      
Outstanding warrants, exercise price beginning of the year | $ / shares $ 2.96        
Exercise Price Range 2          
Statement [Line Items]          
Outstanding warrants beginning of the year 5,085,670 5,085,670      
Outstanding warrants, exercise price beginning of the year | $ / shares $ 1.20        
Exercise Price Range 3          
Statement [Line Items]          
Outstanding warrants beginning of the year 2,375,780 2,375,780      
Outstanding warrants, exercise price beginning of the year | $ / shares $ 1.20