INTANGIBLE ASSETS, GOODWILL, AND OTHER ASSETS - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Finite-Lived Intangible Assets [Line Items]
Capitalized contract cost, amortization	$ 6.1	$ 4.2
Developed technology
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period	4 years 9 months 18 days
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, remaining amortization period	5 years 8 months 12 days