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Note B - Inventories (Tables)
12 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
2017
   
2016
 
Finished parts
  $
45,829
    $
45,622
 
Work in process
   
8,358
     
8,020
 
Raw materials
   
12,006
     
12,927
 
    $
66,193
    $
66,569