Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Stock-based Compensation Expense (Details)

v3.21.2
Stock Based Compensation - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 1,758 $ 1,448 $ 6,280 $ 5,349
Research and development        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation 480 384 1,244 1,156
General and administrative        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation 1,171 972 4,720 3,959
Sales and marketing        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 107 $ 92 $ 316 $ 234