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Note 6 - Inventories (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

March 31,

   

December 31,

 
   

2023

   

2022

 

Raw materials

  $ 75,057     $ 74,572  

Work in progress

    50,121       44,397  

Finished goods

    40,636       53,496  

Inventories

  $ 165,814     $ 172,465