Annual report pursuant to Section 13 and 15(d)

Stock-based Plans and Stock-based Compensation (Narrative) (Details)

v3.22.1
Stock-based Plans and Stock-based Compensation (Narrative) (Details)
12 Months Ended
Dec. 15, 2021
USD ($)
employee
$ / shares
shares
Aug. 11, 2021
USD ($)
employee
$ / shares
shares
May 17, 2021
USD ($)
employee
$ / shares
shares
May 12, 2021
USD ($)
employee
$ / shares
shares
Mar. 26, 2021
USD ($)
employee
$ / shares
shares
Feb. 23, 2021
Dec. 17, 2020
USD ($)
employee
$ / shares
shares
Dec. 07, 2020
USD ($)
employee
$ / shares
shares
Nov. 05, 2020
USD ($)
employee
$ / shares
shares
Aug. 07, 2020
USD ($)
$ / shares
shares
Apr. 06, 2020
USD ($)
employee
$ / shares
shares
Mar. 24, 2020
USD ($)
employee
$ / shares
shares
Dec. 31, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Shares authorized under stock plan                         6,246,466  
Shares available for future grants                         30,263,320  
Options to purchase shares, in-the-money                         1,692,332  
Weighted average grant date fair value | $ / shares                         $ 0.99 $ 0.79
Number Of Employees, Awards Granted | employee 19 1 1   5   6 1 1   4 1    
Options granted 545,000 5,000 20,000   67,500   210,000 600,000 20,000   700,000 15,000    
Weighted average grant date fair value | $ / shares $ 1.53 $ 1.53 $ 1.67   $ 1.80   $ 1.83 $ 1.55 $ 0.96   $ 0.70 $ 0.65    
Monthly installments in which options vest, after initial vesting Anniversary 48 months 48 months 48 months   48 months   36 months 36 months 36 months     36 months    
Volatility rate 71.53% 73.29% 74.79%   73.97%   77.41% 77.35% 77.36%   78.21% 77.56%    
Call option value, price per share | $ / shares $ 0.97 $ 1.12 $ 0.93   $ 1.16   $ 1.21 $ 1.03 $ 0.63   $ 0.47 $ 0.43    
Call option value | $ $ 528,434 $ 5,606 $ 18,628   $ 78,492   $ 254,373 $ 615,495 $ 12,689   $ 326,752 $ 6,472    
Unearned stock based compensation expense | $                         $ 1,527,647  
First Anniversary [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting rate             25.00% 25.00% 25.00%   25.00% 25.00%    
Thirty-Six Months [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Options granted                     500,000      
Monthly installments in which options vest, after initial vesting Anniversary                     36 months      
Forty-Eight Months [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Options granted                     200,000      
Monthly installments in which options vest, after initial vesting Anniversary                     48 months      
Employee Stock Option [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Contractual terms (period)                         10 years  
Options granted                         637,500 1,545,000
Vesting period                         4 years  
Restricted Stock Units RSU [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Number Of Employees, Awards Granted | employee 4 4   4                    
Units issued 42,484 37,144   38,924     35,520   67,708 81,252   100,000 654,663 284,480
Value of units | $ $ 65,000 $ 65,000   $ 65,000     $ 65,000   $ 65,000 $ 65,000   $ 65,000    
Value of units, per share | $ / shares $ 1.53 $ 1.75   $ 1.67     $ 1.83   $ 0.96 $ 0.80   $ 0.65 $ 1.77 $ 0.91
Vesting period           4 years                
Board compensation | $                         $ 447,506 $ 260,003
Four Independent Directors [Member] | Restricted Stock Units RSU [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Number Of Employees, Awards Granted | employee         4                  
Units issued         36,112                  
Value of units | $         $ 65,000                  
Value of units, per share | $ / shares         $ 1.80                  
Employees [Member] | Restricted Stock Units RSU [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Units issued         500,000                  
Value of units | $         $ 900,000                  
Value of units, per share | $ / shares         $ 1.80                  
Vested in period         114,583                  
Employees [Member] | Restricted Stock Units RSU [Member] | Forty-Eight Months [Member]                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting rate         2.08%