DEBT - Schedule of Convertible Notes (Details) - 1.25% Convertible Senior Notes, Due December 2026 - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Debt Instrument, Redemption [Line Items]
Principal Amount	$ 2,012.5	$ 2,012.5
Unamortized Debt Discounts and Issuance Costs	(13.0)	(15.5)
Net Carrying Amount	1,999.5	1,997.0
Level 2:
Debt Instrument, Redemption [Line Items]
Fair Value (Level 2)	$ 1,071.7	$ 1,061.6