SHORT-TERM INVESTMENTS - Schedule of Short-Term Investments (Details) - USD ($) $ in Millions	Mar. 31, 2023	Mar. 31, 2022
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost	$ 189.0	$ 825.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(2.0)	(5.8)
Fair Value	187.0	820.1
Bank-time deposits
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost	41.8	131.8
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	0.0	0.0
Fair Value	41.8	131.8
Corporate bonds
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost	147.2	544.3
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(2.0)	(5.8)
Fair Value	$ 145.2	538.5
US Treasuries
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost		23.4
Gross Unrealized Gains		0.0
Gross Unrealized Losses		0.0
Fair Value		23.4
Certificates of Deposit
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost		1.0
Gross Unrealized Gains		0.0
Gross Unrealized Losses		0.0
Fair Value		1.0
Commercial paper
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract]
Cost or Amortized Cost		125.4
Gross Unrealized Gains		0.0
Gross Unrealized Losses		0.0
Fair Value		$ 125.4

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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