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Schedule of Assumptions Used to Determine Fair Value of Options Granted (Details)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Risk-free interest rate 1.74%  
Risk-free interest rate   1.64%
Risk-free interest rate   1.74%
Expected volatility 108.50%  
Expected volatility   106.80%
Expected volatility   112.50%
Expected dividend yield
Minimum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Expected life (in years) 8 years 6 months 7 years 6 months
Maximum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Expected life (in years) 9 years 10 years