DEBT - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2016	Oct. 11, 2016	Sep. 30, 2015
Revolving Credit Facility
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 550.0
Letters of Credit Outstanding, Amount	$ 0.1		$ 0.1
Line Of Credit Facility Unused Capacity Commitment Fee Percentage	0.35%
Line of Credit Facility, Current Borrowing Capacity	$ 400.0
Letter of Credit Annual Fee Percentage	2.00%
Line of Credit Facility, Expiration Date	Mar. 31, 2020
Foreign Currency Borrowing Capacity	$ 200.0
Line of Credit Facility, Initiation Date	Mar. 31, 2015
Long-term Line of Credit	$ 130.0
Debt, Weighted Average Interest Rate	2.53%
Revolving Credit Facility | Minimum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	1.00%
Revolving Credit Facility | Maximum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	2.00%
Revolving Credit Facility | Prime Rate | Minimum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	2.00%
Revolving Credit Facility | Prime Rate | Maximum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Interest Rate During Period	3.00%
Letter of Credit
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 50.0
Letter Of Credit Title IV Disbursement, Amount	$ 68.4
Letter of Credit | Subsequent Event [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 100.0