General form of registration statement for all companies including face-amount certificate companies

SHAREHOLDERS' EQUITY - Assumptions Used, Warrants 2020 (Details)

v3.21.4
SHAREHOLDERS' EQUITY - Assumptions Used, Warrants 2020 (Details) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Risk free rate of return 0.40% 3.00%   2.00%  
Expected life 5 years 5 years 5 years 5 years  
Expected volatility 91.00% 107.00%   100.00%  
Stock price         $ 4.00
Warrants          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Risk free rate of return     0.39% 1.64%  
Expected life     5 years 4 years  
Expected volatility     90.00% 171.00%  
Expected dividend per share     $ 0 $ 0  
Exercise price     0.78 1.40  
Stock price     $ 0.96 $ 1.31