Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation and Warrants - Narrative (Details)

v3.24.2.u1
Stock-Based Compensation and Warrants - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     $ 2,853 $ 2,554  
Stock options, granted     260,420    
Unrecognized compensation cost, recognition period     9 months 18 days    
Proceeds from Issuance of Warrants     $ 10,771    
Shares available for purchase   125,000   125,000  
Strike price   $ 1.63   $ 1.63  
Warrants available   0   0  
Unrecognized compensation cost related to milestone based options $ 700   $ 700    
Granted (in shares)     238,368    
Expected life (in years)     5 years 6 months    
Risk-free interest rate     4.40%    
Volatility     71.30%    
Stock-based compensation $ 1,495 $ 1,234 $ 2,853 $ 2,554  
Weighted average remaining contractual life     5 years   3 years 2 months 26 days
Non-vested stock options (in shares) 260,420   260,420   0
General and Administrative Expense.          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation $ 1,500 1,200 $ 2,900 2,600  
Employee Stock Option [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     200    
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested awards 5,600   $ 5,600    
Unrecognized compensation cost, recognition period     1 year 10 months 24 days    
Milestone-Based Options          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation 200 200 $ 400 400  
Performance Stock Units          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested awards $ 1,600   $ 1,600    
Unrecognized compensation cost, recognition period     2 years 2 months 12 days    
Granted (in shares)     98,166    
Equity Incentive Plan 2019          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for issuance 3,093,237   3,093,237    
Director | Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation $ 200 $ 100 $ 300 $ 300