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LONG TERM DEBT (Detail Textuals 1) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
May. 01, 2014
May. 16, 2007
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Debt Instrument [Line Items]          
Initial conversion price per share         $ 54.65
Dilutive effect of the Warrants     56,000 239,000  
Warrant's exercise price     $ 68.31    
Warrants, maximum number of shares that can be issued     500,000    
Cash Flow Hedging | Interest Rate Swap          
Debt Instrument [Line Items]          
Swap agreements     $ 600.0    
Convertible Notes Payable          
Debt Instrument [Line Items]          
Convertible senior subordinated notes, issuance date   May 16, 2007      
Par value of convertible notes   $ 300.0      
Convertible senior subordinated notes, maturity date   May 01, 2014      
Convertible notes - aggregate conversion value $ 406.8        
Settlement of convertible notes in cash $ 300.0        
Settlement of Convertible Notes in shares 1,400,000        
Outstanding borrowings interest rate   6.90%      
Fair value of the liability component of notes   $ 221.9      
Proceeds from notes payable   300.0      
Fair value of equity component   $ 78.1      
Debt discount amortization period   7 years      
Convertible Notes Payable | Call Options          
Debt Instrument [Line Items]          
Call options, cost     $ 84.4    
Call options, maximum number of shares that can be purchased     5,500,000    
Call options, strike price     $ 54.65    
Number of shares received upon exercise of options     1,400,000    
Convertible Notes Payable | Warrants          
Debt Instrument [Line Items]          
Warrant's exercise price     $ 68.31    
Warrants, maximum number of shares that can be issued     5,500,000    
Warrants, proceeds from sale     $ 56.5    
Warrants, number of shares issued upon settlement     497,550