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Note 6 - Inventories (Tables)
6 Months Ended
Dec. 31, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

December 31, 2019

   

June 30, 2019

 

Raw materials

  $ 49,510     $ 43,117  

Work in process

    29,273       28,120  

Finished goods

    29,730       17,408  

Total

  $ 108,513     $ 88,645