INCOME TAXES - Deferred Taxes (Details) - USD ($) $ in Millions	Mar. 31, 2024	Mar. 31, 2023
Deferred tax assets:
Capitalized development costs, software and depreciation	$ 365.1	$ 157.8
Tax credit carryforward	174.4	159.5
Equity-based compensation	143.0	109.8
Tax basis step up related to TRAF	131.1	79.1
Operating lease liabilities	101.9	90.6
Accrued compensation expense	72.6	96.6
Net operating loss carryforward	63.2	50.3
Other	2.7	26.0
Total deferred tax assets	1,054.0	769.7
Less: Valuation allowance	(799.1)	(338.2)
Net deferred tax assets	254.9	431.5
Deferred tax liabilities:
Intangible amortization	(513.2)	(841.0)
Right-of-use assets	(75.7)	(64.7)
Deferred revenue	(5.0)	(15.0)
Total deferred tax liabilities	(593.9)	(920.7)
Deferred tax liabilities, net	(339.0)	(489.2)
Deferred tax assets	1.9	44.8
Deferred tax liabilities, net	340.9	534.0
Deferred tax assets
Deferred tax liabilities:
Deferred tax assets	1.9	44.8
Other long-term liabilities
Deferred tax liabilities:
Deferred tax liabilities, net	$ 340.9	$ 534.0

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