INCOME TAXES - Schedule of Pre-tax Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended						6 Months Ended	12 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Sep. 30, 2016	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
U.S.								$ 1,268	$ (78,956)	$ 13,830
Foreign								3,489	3,745	3,971
Income (loss) before income taxes	$ 4,117	$ (3,143)	$ (52,818)	$ (390)	$ (11,083)	$ (10,921)	$ 974	$ 4,757	$ (75,211)	$ 17,801