Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Incentive Plans - Stock Option Activity (Details)

v3.22.1
Stock-Based Incentive Plans - Stock Option Activity (Details) - Stock options - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Options    
Outstanding at the beginning of the period (in shares) 3,194,738  
Granted (in shares) 999,877  
Exercised (in shares) (20,750)  
Cancelled (in shares) (56,889)  
Outstanding at the end of the period (in shares) 4,116,976 3,194,738
Exercisable (in shares) 2,085,998  
Weighted Average Exercise Price    
Outstanding at the beginning of the period (in USD per share) $ 15.65  
Granted (in USD per share) 9.22  
Exercised (in USD per share) 4.69  
Cancelled (in USD per share) 16.61  
Outstanding at the end of the period (in USD per share) 14.13 $ 15.65
Exercisable (in USD per share) $ 14.78  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Weighted Average Remaining Contractual Life, Outstanding (in years) 6 years 11 months 26 days 6 years 5 months 12 days
Weighted Average Remaining Contractual Life, Exercisable (in years) 4 years 10 months 13 days  
Aggregate Intrinsic Value, Outstanding $ 1,144 $ 2,236
Aggregate Intrinsic Value, Exercisable $ 1,144