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Debt - Schedule of Outstanding Debt (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	May 31, 2025	Dec. 31, 2024	Aug. 31, 2024
Debt Instrument [Line Items]
Total debt principal	$ 4,770.6
Less: Unamortized capitalized financing fees	(54.0)		$ (31.5)
Plus: Unamortized premium	2.6		0.0
Total debt	4,719.2		2,841.0
Current portion of debt	699.4		686.9
Long-term debt	4,019.8		2,154.1
Senior Notes
Debt Instrument [Line Items]
Total debt principal	$ 4,770.6		2,872.5
2032 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Stated interest rate				6.75%
Effective Interest Rate	6.90%
Total debt principal	$ 1,650.0		1,100.0
Term Loan B due 2032 | Senior Notes
Debt Instrument [Line Items]
Effective Interest Rate	6.72%
Total debt principal	$ 1,000.0		0.0
2033 Euro Notes | Senior Notes
Debt Instrument [Line Items]
Stated interest rate		5.50%
Effective Interest Rate	5.68%
Total debt principal	$ 798.1		0.0
2025 Convertible Notes | Senior Notes
Debt Instrument [Line Items]
Effective Interest Rate	0.49%
Total debt principal	$ 690.0		690.0
2027 Convertible Notes | Senior Notes
Debt Instrument [Line Items]
Effective Interest Rate	0.90%
Total debt principal	$ 632.5		632.5
2026 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Stated interest rate		4.625%
Effective Interest Rate	5.13%
Total debt principal	$ 0.0		$ 450.0

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