Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION - Activity of Stock Options (Details)

v3.22.2.2
SHARE-BASED COMPENSATION - Activity of Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2022
Dec. 31, 2021
Stock Options    
Outstanding, beginning balance (in shares) 784,193  
Granted (in shares) 23,114  
Exercised (in shares) (158,882)  
Forfeited (in shares) (54,427)  
Expired (in shares) (158,104)  
Outstanding, ending balance (in shares) 435,894 784,193
Vested and expected to vest (in shares) 425,361  
Vested and exercisable (in shares) 318,079  
Weighted-Average Exercise Price    
Outstanding, beginning (USD per share) $ 5.91  
Granted (USD per share) 2.16  
Exercised (USD per share) 0.24  
Forfeited (USD per share) 7.54  
Expired (USD per share) 5.91  
Outstanding, ending (USD per share) 7.21 $ 5.91
Vested and expected to vest (USD per share) 7.13  
Vested and exercisable (USD per share) $ 6.81  
Weighted-Average Remaining Contractual Term (Years) and Aggregate Intrinsic Value    
Outstanding term 2 years 8 months 15 days 3 years 8 months 4 days
Granted term 7 years 3 months  
Vested and expected to vest term 2 years 8 months 26 days  
Vested and exercisable term 2 years 1 month 24 days  
Outstanding $ 0 $ 0
Exercised 130  
Vested and expected to vest 0  
Vested and exercisable $ 0