v3.26.1
A summary of restricted stock activity and related information (in thousands, except per share data): (Details) - Restricted Stock Units (RSUs) [Member] - $ / shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Outstanding at beginning, number of shares (in shares) 695,000  
Outstanding at beginning, weighted average grant date fair value (in dollars per share) $ 1.25  
Granted, number of shares (in shares) 292,500 292,500
Granted, weighted average grant date fair value (in dollars per share) $ 0.87  
Vested and released, number of shares (in shares)  
Vested and released, weighted average grant date fair value (in dollars per share)  
Forfeited and canceled, number of shares (in shares) (188,000)  
Forfeited and canceled, weighted average grant date fair value (in dollars per share) $ 1.07  
Outstanding at ending, number of shares (in shares) 800,000 695,000
Outstanding at ending, weighted average grant date fair value (in dollars per share) $ 1.15 $ 1.25