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Note 2 - Summary of Significant Accounting Policies (Details Textual)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2024
USD ($)
$ / shares
Sep. 30, 2024
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
$ / shares
shares
Dec. 23, 2023
shares
Long-Term Debt, Current Maturities     $ 37,350 $ 6,139  
Percentage of Cash and Cash Equivalents Held by Foreign Subsidiaries     66.00%    
Goodwill, Impairment Loss     $ 0    
Impairment, Long-Lived Asset, Held-for-Use     $ 0    
Preferred Stock, Shares Authorized | shares     5,000,000 5,000,000 5,000,000
Preferred Stock, Shares Issued (in shares) | shares     0 0  
Preferred Stock, Shares Outstanding (in shares) | shares     0 0  
Number of Operating Segments     1    
Defined Benefit Plan, Net, Periodic Benefit Cost Credit, Excluding Service Cost, Statement of Income or Comprehensive Income, Extensible List Not Disclosed Flag     false    
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component $ 1,200        
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest     $ (11,665) $ (2,556)  
Net Income (Loss) Attributable to Parent     $ (12,405) $ (3,415)  
Earnings Per Share, Basic | $ / shares     $ (0.28) $ (0.08)  
Revision of Prior Period, Adjustment [Member]          
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest   $ 1,200      
Net Income (Loss) Attributable to Parent $ 900        
Earnings Per Share, Basic | $ / shares $ 0.03 $ 0.02      
Minimum [Member]          
Customer Payments Term     0 days    
Finite-Lived Intangible Asset, Useful Life     4 years    
Minimum [Member] | Restricted Stock Units (RSUs) [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period     1 year    
Maximum [Member]          
Customer Payments Term     60 days    
Finite-Lived Intangible Asset, Useful Life     15 years    
Maximum [Member] | Restricted Stock Units (RSUs) [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period     4 years    
The Credit Agreement [Member]          
Long-Term Debt, Current Maturities     $ 37,400