RECENT ACCOUNTING PRONOUNCEMENTS - Additional Information (Details) - USD ($) $ in Millions	Oct. 31, 2016	Jun. 30, 2016
Accounting Standards Update 2016-16
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Deferred tax asset	$ 2.2
Deferred tax asset, valuation allowance	$ 1.9
Accounting Standards Update 2016-09
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Deferred tax asset		$ 10.8
Deferred tax asset, valuation allowance		$ 10.8