INCOME TAXES - Schedule of Income Before Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Domestic	$ 32,475	$ (6,979)	$ 93,447
Foreign	19,710	(25,460)	1,518
Income before income tax expense	$ 52,185	$ (32,439)	$ 94,965