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DEBT (Details) - USD ($)
Jun. 15, 2018
Jun. 30, 2018
Credit Facilities    
Debt Instrument [Line Items]    
Extinguishment of debt $ 253,700,000  
Credit Facilities    
Debt Instrument [Line Items]    
Proceeds from debt 347,800,000  
Principal repayments, fiscal 2019   $ 13,100,000
Principal repayments, fiscal 2020   17,500,000
Principal repayments, fiscal 2021   17,500,000
Principal repayments, fiscal 2022   17,500,000
Principal repayments, fiscal 2023   214,400,000
Term Loan    
Debt Instrument [Line Items]    
Face amount of debt 350,000,000.0  
Debt outstanding   $ 350,000,000
Effective interest rate   3.625%
Revolving Credit Facility    
Debt Instrument [Line Items]    
Maximum borrowing capacity $ 350,000,000.0  
Debt outstanding   $ 0
Revolving Credit Facility | LIBOR | Minimum    
Debt Instrument [Line Items]    
Interest rate 1.13%  
Revolving Credit Facility | LIBOR | Maximum    
Debt Instrument [Line Items]    
Interest rate 1.75%  
Uncommitted Operating Lines of Credit    
Debt Instrument [Line Items]    
Face amount of debt   44,100,000.0
Debt outstanding   $ 0