Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Stock Option Activity (Detail)

v3.22.2.2
Stock-based Compensation - Stock Option Activity (Detail) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Number of Shares    
Beginning balance - Outstanding (shares) 1,542,126  
Granted (shares) 647,000  
Forfeited/Cancelled (shares) (60,124)  
Ending balance - Outstanding (shares) 2,129,002 1,542,126
Exercisable (shares) 955,116  
Vested or expected to vest (shares) 2,129,002  
Weighted- Average Exercise Price    
Beginning balance - Outstanding (in dollars per share) $ 14.89  
Granted (in dollars per share) 4.20  
Forfeited/Cancelled (in dollars per share) 8.15  
Ending balance - Outstanding (in dollars per share) 11.83 $ 14.89
Exercisable (in dollars per share) 19.24  
Vested or expected to vest (in dollars per share) $ 11.83  
Weighted- Average Remaining Contractual Life (in years)    
Balance - Outstanding 7 years 10 months 13 days 7 years 5 months 12 days
Exercisable 6 years 4 months 9 days  
Vested or expected to vest 7 years 10 months 13 days  
Aggregate Intrinsic Value ($000)    
Balance - Outstanding $ 5 $ 42
Exercisable 0  
Vested and expected to vest $ 5