v3.26.1
DEBT - Schedule of Convertible Notes (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Debt Instrument, Redemption [Line Items]    
Principal Amount $ 2,279.3 $ 2,279.3
Unamortized Debt Discounts and Issuance Costs (27.6) (29.0)
Net Carrying Amount 2,251.7 2,250.3
Fair Value 1,476.6 1,620.7
2026 Notes    
Debt Instrument, Redemption [Line Items]    
Principal Amount 204.3 204.3
Unamortized Debt Discounts and Issuance Costs (0.4) (0.6)
Net Carrying Amount 203.9 203.7
2026 Notes | Level 2    
Debt Instrument, Redemption [Line Items]    
Fair Value 192.3 189.7
2030 Notes    
Debt Instrument, Redemption [Line Items]    
Principal Amount 1,100.0 1,100.0
Unamortized Debt Discounts and Issuance Costs (15.0) (15.8)
Net Carrying Amount 1,085.0 1,084.2
2030 Notes | Level 2    
Debt Instrument, Redemption [Line Items]    
Fair Value 599.5 655.9
2031 Notes    
Debt Instrument, Redemption [Line Items]    
Principal Amount 975.0 975.0
Unamortized Debt Discounts and Issuance Costs (12.2) (12.6)
Net Carrying Amount 962.8 962.4
2031 Notes | Level 2    
Debt Instrument, Redemption [Line Items]    
Fair Value $ 684.8 $ 775.1