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Note 19 - Equity Incentive Plans (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Share-Based Payment Arrangement, Expense $ 6.0    
Restricted Stock Units (RSUs) [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years    
Share-Based Payment Arrangement, Expense $ 6.0 $ 7.0 $ 7.0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount $ 9.6 $ 9.9  
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 2 years    
Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Cliff Vesting [Member] | Minimum [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 1 year    
Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Cliff Vesting [Member] | Maximum [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years    
Performance-based Restricted Stock Units [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year) 3 years    
Performance-based Restricted Stock Units [Member] | Share-Based Payment Arrangement, Tranche One [Member] | Minimum [Member]      
Performance-based Restricted Stock Units, Number of Shares That May Vest, Percentage of Target 0.00%    
Performance-based Restricted Stock Units [Member] | Share-Based Payment Arrangement, Tranche One [Member] | Maximum [Member]      
Performance-based Restricted Stock Units, Number of Shares That May Vest, Percentage of Target 150.00%    
2005 Incentive Plan [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares) 1,240,607