Quarterly report pursuant to Section 13 or 15(d)

Share-based Compensation - Additional information (Details)

v3.21.2
Share-based Compensation - Additional information (Details)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 08, 2021
$ / shares
shares
Jan. 15, 2021
$ / shares
shares
Oct. 10, 2020
$ / shares
shares
Feb. 17, 2020
USD ($)
$ / shares
shares
Jul. 31, 2020
individual
employee
shares
Mar. 31, 2021
USD ($)
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Jun. 30, 2021
USD ($)
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
May 03, 2021
shares
May 02, 2021
shares
May 26, 2020
shares
May 25, 2020
shares
Aug. 28, 2019
shares
Share-based Compensation                              
Aggregate purchase price | $           $ 285,000 $ 375,000 $ 620,000              
Options                              
Share-based Compensation                              
Shares awarded                 325,000            
Vesting percentage                 10.00%            
2019 Plan                              
Share-based Compensation                              
Number of shares reserved for future issuance                 17,000,000   20,000,000 17,000,000 17,000,000 2,000,000 2,000,000
Number of shares available for grant                 14,705,949            
Shares awarded                 2,294,051            
2019 Plan | Options                              
Share-based Compensation                              
Shares awarded                 5,000,000            
2019 Plan | Executive officer                              
Share-based Compensation                              
Number of shares available for grant                     500,000   500,000   500,000
2019 Long-Term Incentive Plan | Board of Director                              
Share-based Compensation                              
Vesting percentage       25.00%                      
Aggregate purchase price | $       $ 40,000                      
2019 Long-Term Incentive Plan | Board of Director | First grant                              
Share-based Compensation                              
Vesting percentage       50.00%                      
Number of options granted       2,857,141                      
Exercise price per share | $ / shares       $ 0.014                      
2019 Long-Term Incentive Plan | Board of Director | Vesting in equal installments on June 2020 and September 2020                              
Share-based Compensation                              
Vesting percentage       50.00%                      
Incentive stock options | 2019 Plan                              
Share-based Compensation                              
Shares awarded         5,325,000                    
Number of employees to whom options granted | employee         2                    
Number of contractors to whom options granted | individual         1                    
Term of options                 10 years            
Number of options granted                 1,666,667 12,705,949          
Exercise price per share | $ / shares                 $ 0.08 $ 0.0291          
Intrinsic value | $                 $ 988,000            
Un-recognized share-based compensation expense | $                 $ 75,000            
Period of recognition of stock based compensation expense                 12 months            
Incentive stock options | 2019 Plan | Dr. Jerome Zeldis, a member of the board of directors                              
Share-based Compensation                              
Exercise price per share | $ / shares $ 0.06                            
Incentive stock options | 2019 Plan | Dr. Jerome Zeldis, a member of the board of directors | Maximum                              
Share-based Compensation                              
Number of options granted 666,667                            
Incentive stock options | 2019 Plan | Mr. Steven Glassman, a member of the board of directors                              
Share-based Compensation                              
Exercise price per share | $ / shares $ 0.08                            
Incentive stock options | 2019 Plan | Mr. Steven Glassman, a member of the board of directors | Maximum                              
Share-based Compensation                              
Number of options granted 500,000                            
Incentive stock options | 2019 Plan | Contractor                              
Share-based Compensation                              
Number of options granted   500,000                          
Exercise price per share | $ / shares   $ 0.06                          
Incentive stock options | 2019 Plan | First grant | Contractor                              
Share-based Compensation                              
Vesting percentage   20.00%                          
Incentive stock options | 2019 Plan | Vesting in November 2022 | Contractor                              
Share-based Compensation                              
Vesting percentage   80.00%                          
Restricted stock award                              
Share-based Compensation                              
Shares awarded     666,667                        
Exercise price per share | $ / shares     $ 0.06                        
Un-recognized share-based compensation expense | $                 $ 21,000            
Period of recognition of stock based compensation expense                 6 months