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Note B - Inventories, Net (Tables)
3 Months Ended
Sep. 30, 2020
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
September
3
0
,
2020
   
June 30,
20
20
 
Raw materials
  $
26,507
    $
20,863
 
Work in progress
   
6,111
     
3,447
 
Finished goods
   
3,926
     
4,936
 
Reserve
   
(1,379
)
   
(1,274
)
    $
35,165
    $
27,972