Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Narrative (Details)

v3.22.2.2
Stock-Based Compensation - Narrative (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
USD ($)
shares
Sep. 30, 2021
office
$ / shares
shares
Jun. 30, 2022
USD ($)
$ / shares
shares
Dec. 31, 2021
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options granted (in shares) | shares   50,000 0  
Exercise price of stock options granted (in dollars per share) | $ / shares   $ 1.08 $ 0  
Stock option forfeited (in shares) | shares 12,500      
Aggregate intrinsic value of options exercised | $     $ 374  
Fair value of options vested | $     $ 16  
Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period of award   1 year    
Number of equal monthly installments | office   12    
2018 Stock Option and Incentive Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Issuance of common stock shares (in shares) | shares     897,229  
Common stock reserved for issuance (in shares) | shares 3,582,435   3,582,435 762,038
Unrecognized stock compensation expense | $ $ 4,588,000   $ 4,588,000  
Weighed-average period of costs amortized     2 years 3 months 18 days  
2018 Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock reserved for issuance (in shares) | shares 911,245   911,245 189,215
Unrecognized stock compensation expense | $ $ 293,000   $ 293,000  
Weighed-average period of costs amortized     1 year 3 months 18 days  
2009 Stock Option and Incentive Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized stock compensation expense | $ $ 2,000   $ 2,000  
Weighed-average period of costs amortized     10 months 24 days