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Note B - Inventories (Tables)
12 Months Ended
Jun. 30, 2016
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
2016
   
2015
 
Finished parts
  $ 45,622     $ 56,982  
Work in process
    8,020       8,292  
Raw materials
    12,927       14,967  
    $ 66,569     $ 80,241