v3.25.1
Note 8 - Stock Based Compensation (Details Textual) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
1 Months Ended 3 Months Ended
Sep. 30, 2019
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Dec. 31, 2019
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   13      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares (in shares)   0   0  
Share Price (in dollars per share)   $ 14.16      
Restricted Stock [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   13      
The 2019 Plan [Member] | Share-Based Payment Arrangement, Option [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)         1,500
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Pursuant to Exercise of Incentive Stock Options (in shares)         1,000
The 2019 Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Employee or Consultant [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)         250
The 2019 Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Non-employee Director [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)         50
The 2019 Plan [Member] | Restricted Stock [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period (in shares)   681 863    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 562      
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   3 years 4 months 24 days      
The 2019 Plan [Member] | Restricted Stock [Member] | Board of Directors [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period (in shares)   4,096      
Stock Issued During Period, Value, Issued for Services   $ 55      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   3,415      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Month)   3 months      
The 2019 Plan [Member] | Restricted Stock [Member] | Chief Executive Officer [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period (in shares)     5,174    
Stock Issued During Period, Value, Issued for Services     $ 69    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)     4,311    
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Month)     3 months    
Share Purchase Match Program [Member]          
Share-based Compensation Arrangement by Share-based Payment Award, Matching Percentage of Common Stock Purchased 20.00%        
Share-based Compensation Arrangement by Share-based Payment Award, Matching of Common Stock Purchased per Individual Within a Calendar Year $ 25        
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period (in shares)   681 863    
Shares Granted, Value, Share-Based Payment Arrangement, before Forfeiture   $ 9 $ 12