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Note 7 - Inventories (Tables)
 3 Months Ended
Sep. 30, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
Inventories consist of the following (in thousands):
 
0
9
/
3
0
/
2019
    
6/30/201
9
  
Raw material and supplies
   $
27,718
     $
26,106
  
Goods in process and finished parts
    
16,374
      
17,464
  
Finished goods
    
43,760
      
41,500
  
     
87,852
      
85,070
  
LIFO Reserve
    
(23,327
)
    
(23,280
)
    $
64,525
     $
61,790