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Share Option and Warrant Reserves (Details 5) - $ / shares
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Statement [Line Items]      
Outstanding warrants beginning of the year 7,461,450 8,211,453 1,626,740
Outstanding warrants, exercise price beginning of the year $ 1.20 $ 1.27 $ 1.66
Exercise Price Range 1      
Statement [Line Items]      
Outstanding warrants beginning of the year 5,085,670    
Outstanding warrants, exercise price beginning of the year $ 1.20    
Exercise Price Range 2      
Statement [Line Items]      
Outstanding warrants beginning of the year 2,375,780    
Outstanding warrants, exercise price beginning of the year $ 1.20