FAIR VALUE MEASUREMENTS - Additional Information (Detail) - USD ($) $ in Millions	Sep. 30, 2016	Jun. 30, 2016	Sep. 30, 2015
Accrued Expenses [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred Acquisition Obligations	$ 10.9	$ 7.7	$ 7.4
Deferred Rent and Other Liabilities [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred Acquisition Obligations	$ 17.7	$ 24.4	$ 12.3