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Note B - Inventories, Net (Tables)
 9 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
March
31,

201
7
    
June
30,

201
6
  
Raw materials
   $
10,043
     $
14,751
  
Work in progress
    
3,019
      
3,487
  
Finished goods
    
3,014
      
2,832
  
Reserves
    
(110
 )    
(302
 )
                 
Inventories, net
   $
15,966
     $
20,768