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Note 6 - Inventories (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

September 30,

   

December 31,

 
   

2025

   

2024

 

Raw materials

  $ 9,967     $ 13,180  

Work-in-process

    6,951       7,001  

Finished goods

    4,476       8,761  

Total

  $ 21,394     $ 28,942  
                 
                 

Inventories

  $ 16,284     $ 23,809  

Other long-term assets

    5,110       5,133  

Total

  $ 21,394     $ 28,942