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Share Capital (Schedule of Share-based Compensation Expenses) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Share-based compensation expenses $ 3,211 $ 2,019
Research and development expenses [Member]    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Share-based compensation expenses 448 137
General and administrative [Member]    
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]    
Share-based compensation expenses $ 2,763 $ 1,882