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Note B - Inventories, Net (Tables)
3 Months Ended
Sep. 30, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
September
3
0
,
201
9
   
June 30,
201
9
 
Raw materials
  $
16,774
    $
18,322
 
Work in progress
   
3,807
     
3,785
 
Finished goods
   
5,583
     
5,002
 
Reserve
   
(1,320
)
   
(1,106
)
    $
24,844
    $
26,003