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Note 7 - Inventories (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]

 

March 31, 2023

  

December 31, 2022

 

Raw materials

 $21,315  $25,732 

Work in process and sub-assemblies

  33,614   39,563 

Finished goods

  15,257   14,384 

Total inventories

 $70,186  $79,679