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STOCK-BASED COMPENSATION (Details)
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Forfeiture Rate 0.00% 0.00%
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected volatility 69.18% 69.18%
Risk-free interest rate 4 years 5 months 26 days 4 years 10 months 2 days
Risk-free interest rate 0.32% 0.23%
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected volatility 81.11% 81.11%
Risk-free interest rate 5 years 5 years
Risk-free interest rate 1.39% 1.39%