Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Payments - Summary of Status of Stock Options (Details)

v3.22.2
Stock-Based Payments - Summary of Status of Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]    
Outstanding at beginning of year (in shares) 6,657,268  
Granted (in shares) 1,108,800  
Exercised (in shares) (37,700)  
Cancelled (in shares) (79,190)  
Outstanding at end of period (in shares) 7,649,178 6,657,268
Exercisable (in shares) 4,250,393  
Outstanding at beginning of year (in dollars per share) $ 8.27  
Granted (in dollars per share) 1.48  
Exercised (in dollars per share) 0.04  
Cancelled (in dollars per share) 10.58  
Outstanding at end of period (in dollars per share) 7.30 $ 8.27
Exercisable (in dollars per share) $ 8.94  
Remaining Contractual Life, Outstanding 6 years 8 months 12 days 7 years 2 months 12 days
Remaining Contractual Life, Exercisable 5 years 2 months 12 days  
Aggregate Intrinsic Value, Outstanding $ 29 $ 494