SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015
Level 1 | Money market funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets measured and recorded at fair value on a recurring basis	$ 1,640	$ 34,278