Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Share-Based Payment Arrangement, Option, Activity (Details)

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Stock-Based Compensation - Share-Based Payment Arrangement, Option, Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Number of Options    
Options outstanding, beginning of period (in shares) 1,894,303  
Cancelled/forfeited (in shares) (81,541)  
Options outstanding, ending of period (in shares) 1,812,762 1,894,303
Options vested and exercisable (in shares) 1,603,102  
Weighted–Average Exercise Price    
Options outstanding, beginning of period (in dollars per share) $ 7.82  
Cancelled/forfeited (in dollars per share) 12.10  
Options outstanding, ending of period (in dollars per share) 7.63 $ 7.82
Options vested and exercisable (in dollars per share) $ 6.15  
Weighted-Average Remaining Contractual Life (years)    
Options, outstanding (in years) 4 years 29 days 4 years 2 months 23 days
Options vested and exercisable (in years) 3 years 8 months 19 days  
Aggregate Intrinsic Value    
Options, outstanding, aggregate intrinsic value $ 27 $ 32
Options, vested and exercisable, aggregate intrinsic value $ 27