REVENUE - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Revenue recognized			$ 183.5
Deferred revenue	$ 379.7		379.7
Unrecognized accounts receivable and deferred revenue	7.6		7.6		$ 5.9
Capitalized contract cost	9.0		9.0		9.3
Amortization of capitalized costs to obtain contracts	1.7	$ 3.4	1.7	$ 3.4
Prepaid Expenses and Other Current Assets
Disaggregation of Revenue [Line Items]
Capitalized contract cost	4.8		4.8		4.8
Other Assets
Disaggregation of Revenue [Line Items]
Capitalized contract cost	$ 4.2		$ 4.2		$ 4.5
Minimum
Disaggregation of Revenue [Line Items]
Payment terms			30 days
Maximum
Disaggregation of Revenue [Line Items]
Payment terms			90 days