Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Narrative (Details)

v3.21.1
Stock Based Compensation - Narrative (Details) - USD ($)
1 Months Ended 3 Months Ended
Jan. 01, 2021
May 18, 2016
Apr. 05, 2016
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Aug. 31, 2019
May 31, 2018
Mar. 31, 2021
Jun. 30, 2020
Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Annual share reserve increase                 4.00%    
Total stock-based compensation                 $ 1,448,000   $ 1,117,000
Employee Stock Purchase Plan (ESPP)                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Common stock remaining for future issuance (in shares)       1,925,308         1,925,308    
Purchase price of common stock, percentage     85.00%                
Maximum portion of earning an employee may contribute to the ESPP Plan     15.00%                
Maximum annual amount of fair market value of the company's common stock that a participant may accrue the rights to purchase     $ 25,000                
Shares of common stock for future issuance (in shares)     500,000                
Automatic increase to shares authorized as percentage of outstanding stock at end of preceding year     1.00%                
Increase in shares available (in shares) 500,000                    
Service Based Options                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Granted (in shares)                 3,467,817    
Share-based compensation on service-based vesting conditions                 $ 2,700,000    
Outstanding intrinsic value       $ 1,600,000         1,600,000    
Exercisable aggregate intrinsic value       $ 700,000         $ 700,000    
Options vested (in shares)                 1,137,239    
Weighted average exercise price (in dollars per share)       $ 3.96         $ 3.96    
Fair value of options vested in period                 $ 2,800,000    
Total stock-based compensation                 1,300,000    
Compensation not yet recognized       $ 16,100,000         $ 16,100,000    
Period for recognition                 3 years 1 month 6 days    
Service Based Options | Executive Officer                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Granted (in shares)       500,000              
Service Based Options | Chief Executive Officer                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Annual base salary           $ 35,568          
Market Based Options                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Granted (in shares)                 0    
Exercisable aggregate intrinsic value       $ 255,000         $ 255,000    
Total stock-based compensation                 $ 100,000    
Market Based Options | Chairman of the Board                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Granted (in shares)                   1,000,000  
Market Based Options | Chairman of the Board | Tranche One                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Options vested (in shares)                   500,000  
Options vested, exercise price (in dollars per share)                   $ 2.51  
Market Based Options | Chairman of the Board | Tranche Two                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Options vested (in shares)                 250,000 250,000  
Premium on stock price, threshold percentage                 50.00% 50.00%  
Market Based Options | Chairman of the Board | Tranche Three                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Options vested (in shares)                 250,000 250,000  
Premium on stock price, threshold percentage                 75.00% 75.00%  
Restricted Stock Awards                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award vesting period                 4 years    
Total stock-based compensation                 $ 6,000    
Employee Stock Purchase Plan (ESPP)                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Total stock-based compensation                 $ 34,000    
2016 Plan                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Increase in number of shares reserved for issuance (in shares)   600,000           1,400,000      
Common stock remaining for future issuance (in shares)   464,476   2,728,771         2,728,771    
2016 Plan | Equity Option                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award expiration period                 10 years    
2016 Plan | Equity Option | Minimum | Director                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award vesting period                 1 year    
2016 Plan | Equity Option | Minimum | Employee                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award vesting period                 3 years    
2016 Plan | Equity Option | Maximum | Director                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award vesting period                 3 years    
2016 Plan | Equity Option | Maximum | Employee                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Award vesting period                 4 years    
2016 Second Amended Plan                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Increase in number of shares reserved for issuance (in shares)             850,000        
2016 Third Amended Plan                      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                      
Increase in number of shares reserved for issuance (in shares)         2,014,400