Quarterly report pursuant to Section 13 or 15(d)

Stock Options - Option Activity (Details)

v3.23.1
Stock Options - Option Activity (Details) - Share-based Payment Arrangement, Option - $ / shares
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Number of Shares    
Beginning balance (in shares) 1,351,421  
Granted (in shares) 0  
Exercised (in shares) 0  
Forfeited/Cancelled (in shares) (4,100)  
Expired (in shares) 0  
Ending balance (in shares) 1,347,321 1,351,421
Unvested (in shares) 312,877  
Vested and exercisable (in shares) 1,034,444  
Weighted- Average Grant Date Fair Value per Share    
Outstanding, term 6 years 3 months 3 days 6 years 5 months 26 days
Forfeitures, term 2 years 9 months 10 days  
Unvested, term 5 years 11 months 1 day  
Vested and exercisable, term 6 years 4 months 9 days  
Weighted- Average Exercise Price    
Beginning balance (in dollars per share) $ 15.09  
Granted (in dollars per share) 0  
Exercised (in dollars per share) 0  
Forfeited/Cancelled (in dollars per share) 30.34  
Expired (in dollars per share) 0  
Ending balance (in dollars per share) 15.05 $ 15.09
Unvested options (in dollars per share) 13.23  
Vested and exercisable (in dollars per share) $ 15.59