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Condensed Consolidated Statements of Stockholders' Equity (Parenthetical) - $ / shares
 3 Months Ended
Sep. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Mar. 31, 2020
Condensed Consolidated Statements of Stockholders' Equity        
Common stock for options exercise, 1.90 per share issue $ 1.90 $ 1.90 $ 1.90  
Common stock for options exercise, 3.80 per share issue   3.80    
Common stock for options exercise, 1.21 per share issue 1.21 1.21    
Common stock for warrants exercise, price per share   1.80    
Common stock for options exercise, 3.10 per share issue 3.10      
Common stock for options exercise, 0.89 per share issue 0.89   0.89  
Common stock for options exercise, 1.85 per share issue 1.85      
Common stock for options exercise, 0.98 per share issue 0.98      
Common stock for options exercise, 2.93 per share issue 2.93      
Common stock for options exercise, 1.00 per share issue     1.00  
Shares issued for services - per share $ 2.33 $ 2.33 1.03 $ 1.03
Share price of shares issued in secondary offering (in dollars per share)     $ 2.00