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Note 4 - Inventories (Tables)
 9 Months Ended
Mar. 31, 2013
Schedule of Inventory, Current [Table Text Block]
   
3/31/2013
   
6/30/2012
 
Raw material and supplies
 
$
33,226
   
$
35,803
 
Goods in process and finished parts
   
23,755
     
24,044
 
Finished goods
   
41,403
     
37,553
 
     
98,384
     
97,400
 
LIFO Reserve
   
(31,601
)
   
(27,505
)
Inventories
 
$
66,783
   
$
69,895