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Note 12 - Share-based Compensation (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Share-Based Payment Arrangement, Expense $ 806 $ 276 $ 1,772 $ 654
Annual Board Service [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures 0.3      
Board Committee Service [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures 0.1      
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period 10 years      
Share Price (in dollars per share) $ 12.11   $ 12.11  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Exercise Price (in dollars per share) $ 3.88      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year) 5 years 3 months      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate 28.00%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 4.16%      
Board Committee Service [Member] | Share-Based Payment Arrangement, Tranche One [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares 0.1      
Continued Service of the Chairman of the Board [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures 0.4      
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period 10 years      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Exercise Price (in dollars per share) $ 9.08      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term (Year) 6 years 1 month 13 days      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate 37.00%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 3.53%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Exercise Price $ 3.94   $ 3.94  
Continued Service of the Chairman of the Board [Member] | Share-Based Payment Arrangement, Tranche Two [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares 0.1      
Continued Service of the Chairman of the Board [Member] | Share-Based Payment Arrangement, Tranche Three [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares 0.1      
Continued Service of the Chairman of the Board [Member] | Share-Based Payment Arrangement, Tranche Four [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares 0.1      
Restricted Stock [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period     3 years  
Share-Based Payment Arrangement, Expense $ 100 $ 200 $ 1,000 $ 400