FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Mar. 31, 2016
Assets [Abstract]
Money market funds	$ 29,851		$ 29,851		$ 39,509
Liabilities [Abstract]
Contingent consideration	554		554		1,041
Adjustment to fair value of contingent consideration	0	$ 3	232	$ 318
Payments of contingent consideration	700	$ 1,200	700	$ 1,200
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets [Abstract]
Money market funds	29,851		29,851		39,509
Liabilities [Abstract]
Contingent consideration	0		0		0
Significant Other Observable Inputs (Level 2) [Member]
Assets [Abstract]
Money market funds	0		0		0
Liabilities [Abstract]
Contingent consideration	0		0		0
Significant Unobservable Inputs (Level 3) [Member]
Assets [Abstract]
Money market funds	0		0		0
Liabilities [Abstract]
Contingent consideration	$ 554		$ 554		$ 1,041