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Note 14 - Accumulated Other Comprehensive Income (Loss) (Tables)
 12 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
 
 
2017
 
 
2016
 
Foreign currency translation adjustment
   $
(25,107
 )   $
(24,636
 )
Unrealized pension losses, net of tax
    
(86,646
 )    
(92,698
 )
Unrealized losses on derivative instruments, net of tax
    
(4,185
 )    
(641
 )
Total
   $
(115,938
 )   $
(117,975
 )