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Note 4 - Inventories (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

2024

   

2023

 

Raw materials and in-process

  $ 36,897     $ 37,037  

Finished parts

    46,375       52,458  

Finished products

    15,933       14,661  

Total net inventories

  $ 99,205     $ 104,156