Quarterly report pursuant to Section 13 or 15(d)

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

v3.21.2
Stock Based Compensation - Share-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]        
Share-based compensation expense $ 1,420 $ 648 $ 4,322 $ 2,558
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense 602 298 1,794 1,270
Restricted stock awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense $ 818 $ 350 $ 2,528 $ 1,288