v3.25.2
Note 11 - Equity - Schedule of Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Outstanding Options (in shares) 470,061 134,333  
Outstanding Options, exercise price (in dollars per share) $ 9.64 $ 20.77  
Outstanding Options, weighted average contractual term (Year)   3 years 11 months 19 days 6 years 2 months 4 days
Outstanding Options, intrinsic value   $ 0  
Granted, options (in shares)   335,728  
Granted, exercise price (in dollars per share)   $ 5.18  
Forfeited or expired, options (in shares)   (113,522)  
Forfeited or expired, exercise price (in dollars per share)   $ (82.25)  
Outstanding Options (in shares)   470,061 134,333
Outstanding Options, exercise price (in dollars per share)   $ 9.64 $ 20.77
Non-Vested Options, number (in shares) 206,427 90,988  
Non-Vested Options, weighted average grant date fair value (in dollars per share) $ 4.56 $ 4.77  
Options granted, weighted average grant date fair value (in dollars per share)   $ 4.77  
Options vested, number (in shares)   (220,289)  
Options vested, weighted average grant date fair value (in dollars per share)   $ 4.97  
Non-Vested Options, number (in shares)   206,427 90,988
Non-Vested Options, weighted average grant date fair value (in dollars per share)   $ 4.56 $ 4.77
Share-Based Payment Arrangement, Option [Member]      
Outstanding Options (in shares) 470,061    
Outstanding Options, exercise price (in dollars per share) $ 9.64    
Outstanding Options, weighted average contractual term (Year) 3 years 8 months 19 days 3 years 11 months 19 days  
Outstanding Options, intrinsic value $ 12 $ 0  
Granted, options (in shares) 15,000    
Granted, exercise price (in dollars per share) $ 3.12    
Forfeited or expired, options (in shares) (8,320)    
Forfeited or expired, exercise price (in dollars per share) $ (5.18)    
Outstanding Options (in shares) 476,741 470,061  
Outstanding Options, exercise price (in dollars per share) $ 9.51 $ 9.64  
Non-Vested Options, number (in shares) 206,427    
Non-Vested Options, weighted average grant date fair value (in dollars per share) $ 4.56    
Options granted, weighted average grant date fair value (in dollars per share) $ 2.28    
Options vested, number (in shares) (28,205)    
Options vested, weighted average grant date fair value (in dollars per share) $ 4.63    
Options forfeited, number (in shares) (7,164)    
Options forfeited, weighted average grant date fair value (in dollars per share) $ 5.11    
Non-Vested Options, number (in shares) 186,058 206,427  
Non-Vested Options, weighted average grant date fair value (in dollars per share) $ 4.34 $ 4.56