REVENUE FROM CONTRACTS WITH CUSTOMERS - Geographical (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Total net revenue	$ 3,372,772	$ 3,088,970	$ 2,668,394
United States
Disaggregation of Revenue [Line Items]
Total net revenue	2,015,885	1,775,682	1,426,906
International
Disaggregation of Revenue [Line Items]
Total net revenue	$ 1,356,887	$ 1,313,288	$ 1,241,488