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Note 3 - Inventories (Tables)
12 Months Ended
Jun. 30, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   

June 30,

 
   

2023

   

2022

 
                 

Raw materials

  $ 6,859     $ 7,586  

Work-in-process

    2,148       1,759  

Finished goods

    1,254       1,440  

Total

  $ 10,261     $ 11,055