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STOCK PLANS AND STOCK-BASED COMPENSATION - Summary of Activity Related to SSARs and Stock Options (Detail 1) - SSARs and Stock Options - $ / shares
 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Exercise Price 37.67 - 59.30      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Price, Minimum   $ 37.67 $ 37.67
Exercise Price, Maximum   $ 59.30 $ 59.30
Number of Shares      
Outstanding, Beginning Balance   91,950  
Exercisable, Beginning Balance   91,950  
Exercised   (44,290)  
Outstanding, Ending Balance     91,950
Exercisable, Ending Balance     91,950
Weighted Average Exercise Price      
Outstanding, Beginning Balance   $ 48.77  
Exercisable, Beginning Balance   48.77  
Exercised   49.36  
Outstanding, Ending Balance     $ 48.77
Exercisable, Ending Balance     48.77
Weighted Average Grant Date Fair Value      
Outstanding, Beginning Balance   17.02  
Exercisable, Beginning Balance   17.02  
Exercised   17.33  
Outstanding, Ending Balance     17.02
Exercisable, Ending Balance     $ 17.02
Exercise Price 47.59      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Price, Minimum   $ 47.59  
Number of Shares      
Expired   (5,000)  
Weighted Average Exercise Price      
Expired   $ 47.59  
Weighted Average Grant Date Fair Value      
Expired   10.68  
Exercise Price 37.67 - 49.36      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Price, Minimum $ 37.67 37.67  
Exercise Price, Maximum $ 49.36 $ 49.36  
Number of Shares      
Outstanding, Beginning Balance 42,660    
Exercisable, Beginning Balance 42,660    
Exercised (35,860)    
Outstanding, Ending Balance   42,660  
Exercisable, Ending Balance   42,660  
Weighted Average Exercise Price      
Outstanding, Beginning Balance $ 48.29    
Exercisable, Beginning Balance 48.29    
Exercised 48.18    
Outstanding, Ending Balance   $ 48.29  
Exercisable, Ending Balance   48.29  
Weighted Average Grant Date Fair Value      
Outstanding, Beginning Balance 17.45    
Exercisable, Beginning Balance 17.45    
Exercised 17.25    
Outstanding, Ending Balance   17.45  
Exercisable, Ending Balance   $ 17.45  
Exercise Price 48.83      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]      
Exercise Price, Minimum $ 48.83    
Number of Shares      
Expired (6,800)    
Weighted Average Exercise Price      
Expired $ 48.83    
Weighted Average Grant Date Fair Value      
Expired $ 18.50