XML 35 R23.htm IDEA: XBRL DOCUMENT v3.22.1
Equity Compensation Plan (Tables)
3 Months Ended
Mar. 31, 2022
Equity [Abstract]  
Schedule of stock option activity
             
  Shares  Weighted-Average Exercise
Price per share
  Weighted-Average Remaining
Contractual Life (years)
         
Balance, December 31, 2020  3,257,410   $1.5    9.1 
Options granted  833,246    2.7    6.7 
Options exercised  (45,625)   1.5    — 
Options converted  —    —    — 
Options expired  (735,625)   1.5    — 
Options forfeited  (1,911,160)   1.5    — 
Balance, December 31, 2021 and March 31, 2022  1,398,246    2.2    6.0 
Vested shares at March 31, 2022  483,500    1.5    2.4 
Schedule Of Outstanding Options
            
Exercise price  Outstanding options  Exercisable options
$1.50    565,000    450,167 
$3.93    388,246    0 
$1.77    445,000    33,333 
      1,398,246    483,500 
Schedule of Valuation Assumptions
     
   2021
Risk-free interest rate   1.2%
Expected term   7.0 years 
Expected volatility   91%
Expected dividends   0 
Grant date fair value of common stock  $1.91/share