Annual report pursuant to Section 13 and 15(d)

Equity Compensation Plan (Details 2)

v3.22.1
Equity Compensation Plan (Details 2) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Risk-free interest rate 1.20%  
Expected term 7 years 10 years
Expected volatility 91.00% 78.00%
Expected dividends 0.00% 0.00%
Grant date fair value of common stock $ 1.91 $ 1.50
Minimum [Member]    
Risk-free interest rate   0.62%
Maximum [Member]    
Risk-free interest rate   1.75%