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Note 14 - Stock-based Compensation - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Share-based compensation $ 4,340 $ 5,000
Continuing Operations [Member] | Cost of Sales [Member]    
Share-based compensation 122 308
Continuing Operations [Member] | Selling and Marketing Expense [Member]    
Share-based compensation 599 746
Continuing Operations [Member] | General and Administrative Expense [Member]    
Share-based compensation 3,165 3,560
Continuing Operations [Member] | Research and Development Expense [Member]    
Share-based compensation $ 454 $ 386