Annual report [Section 13 and 15(d), not S-K Item 405]

Employee Benefit Plans - Narrative (Details)

v3.25.0.1
Employee Benefit Plans - Narrative (Details) - USD ($)
1 Months Ended 12 Months Ended
May 18, 2022
Sep. 30, 2022
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     $ 6,017,000 $ 5,032,000  
Unrecognized compensation cost, recognition period     3 months 18 days    
Proceeds from Issuance of Warrants     $ 10,771,000    
Shares available for purchase       125,000  
Strike price       $ 1.63  
Warrants available       0  
Unrecognized compensation cost related to milestone based options     $ 200,000    
Granted (in shares)     468,356 509,968  
Expected life (in years)     5 years 6 months    
Risk-free interest rate     4.40%    
Volatility     71.30%    
Stock-based compensation     $ 6,017,000 $ 5,032,000  
Non-vested stock options (in shares)     259,342 0 0
General and administrative expenses          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     $ 6,000,000.0 $ 5,000,000.0  
Employee Stock Option [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     700,000    
Fair value of options vested     0 0  
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested awards     $ 4,500,000    
Unrecognized compensation cost, recognition period     1 year 8 months 12 days    
CEO RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     $ 700,000 700,000  
Contractual term   48 months      
Risk-free interest rate   3.31%      
Common stock value   $ 6.95      
Volatility   73.00%      
Fair value of RSU   $ 2,900,000      
Market condition-based restricted stock units          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     900,000 700,000  
Performance Stock Units          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized compensation cost related to non-vested awards     $ 1,200,000    
Unrecognized compensation cost, recognition period     1 year 8 months 12 days    
Granted (in shares)   500,000 98,166    
Equity Incentive Plan 2019          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for issuance     2,804,491    
Increase in authorized shares (in shares) 4,500,000        
Authorized shares (in shares)     11,573,922    
Contractual term     10 years    
Director | Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock-based compensation     $ 700,000 $ 500,000