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Note 3 - Inventories (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

September 30,
2024

   

December 31,
2023

 

Inventories, net:

               

Raw materials and in-process

  $ 36,658     $ 37,037  

Finished parts

    49,418       52,458  

Finished products

    15,705       14,661  

Total net inventories

  $ 101,781     $ 104,156