Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Stock Option Activity (Details)

v3.23.1
Stock-Based Compensation - Stock Option Activity (Details) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Number of Options    
Outstanding at beginning of year (in shares) 84,751  
Granted (in shares) 126,900  
Expired (in shares) (44)  
Forfeited (in shares) (29)  
Outstanding at end of year (in shares) 211,578 84,751
Exercisable and vested at the end of year (in shares) 7,499  
Weighted- Average Exercise Price    
Outstanding at beginning of year (in usd per share) $ 36.92  
Granted (in usd per share) 3.83  
Expired (in usd per share) 295.00  
Forfeited (in usd per share) 0  
Outstanding at end of year (in usd per share) 17.01 $ 36.92
Vested and expected to vest at end of year (in usd per share) $ 306.00  
Weighted- Average Remaining Term in Years    
Outstanding 9 years 8 months 8 days 9 years 7 months 2 days
Exercisable and vested at the end of year 7 years 7 months 13 days