v3.26.1
Note 9 - Stock Based Compensation (Details Textual) - USD ($)
$ in Millions
3 Months Ended
May 23, 2017
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)   64,787    
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)   0   0
Share-Based Payment Arrangement, Expense   $ 1.4 $ 1.3  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 3.6    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   1 year 10 months 24 days    
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)   42,849 38,683  
Restricted Stock [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 1.6    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   1 year 9 months 18 days    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   36,997    
Performance Shares [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount   $ 3.0    
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)   2 years 1 month 6 days    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Expected toVested (in shares)   255,833    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Expected to Vest, Performance Obligations Exceeded (in shares)   382,501    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   45,746    
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)   24,582    
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)   21,164 19,577  
Restricted Stock Units (RSUs) [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)   92,170    
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)   48,743    
Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture (in shares)   42,849    
The 2017 Equity Compensation Plan [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) 1,200,000      
The 2017 Equity Compensation Plan [Member] | Restricted Stock, Options and Restricted Stock Units [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years      
The 2017 Equity Compensation Plan [Member] | Restricted Stock, Options and Restricted Stock Units [Member] | Vesting Each Year [Member]        
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 33.33%