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Note - 9 - Share Capital - Assumptions for the Fair Value Options (Details)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Statement Line Items [Line Items]    
Risk-free interest rate 0.91% 1.64%
Expected volatility 46.00% 44.00%
Expected dividend yield 0.00% 0.00%
Expected life (years) 3 3