Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation- Additional Information (Details)

v3.22.2
Stock-Based Compensation- Additional Information (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares $ 0.68
Unamortized compensation expense related to options | $ $ 647
Expected weighted average period of recognition of compensation expense 2 years 3 months 18 days
Share Price | $ / shares $ 0.62
Shares reserved for future offerings 7,162,730
One-year anniversary  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 0.33%
24-month period  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 0.67%
ESPP  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Number of shares available for awards 11,371
Shares reserved for future offerings 7,806
2014 Plan  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Number of shares authorized to be awarded 829,339
Number of shares available for awards 0
Restricted Stock | One-year anniversary  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 0.33%
Restricted Stock | 24-month period  
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage 0.67%