GOODWILL AND INTANGIBLE ASSETS - Schedule of Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Goodwill [Roll Forward]
Beginning balance	$ 197,445	$ 203,446
Purchase accounting adjustments	(527)	0
Foreign currency translation impact	(1,064)	(6,001)
Goodwill acquired	1,504,261
Deferred revenue adjustments	(11,392)
Change in assumptions for assumed liabilities	(6,258)
Adjust deferred tax liability	25,034
Adjust tax effect on equity consideration	(3,271)
Ending balance	1,709,369	$ 197,445
Delayed Close Entities
Goodwill [Roll Forward]
Goodwill acquired	$ 5,141