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Note 13 - Stock Based Compensation (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Jan. 01, 2023
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures, Total (in shares) 0    
Restricted Stock [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares) 34,721 (0)  
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount $ 0    
A 2012 Incentive Compensation Plan [Member] | Common Stock [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares) 1,600,000    
A 2012 Incentive Compensation Plan [Member] | Common Stock [Member] | Subsequent Event [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)     500,000