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Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	May 31, 2023	Apr. 30, 2023	Nov. 30, 2021	Mar. 31, 2018
Debt Instrument [Line Items]
Long-term debt, gross	$ 1,602.0
Unamortized debt issuance costs and discounts	(8.7)	$ (11.3)
Total debt	1,593.3	2,155.0
Less: Current maturities and short-term borrowings	(13.8)	(37.5)
Long-term debt	$ 1,579.5	2,117.5
Senior Notes \| Revolving Credit Facility
Debt Instrument [Line Items]
Average interest rate at September 30, 2025	5.254%
Long-term debt, gross	$ 30.4	0.0
Senior Notes \| 2021 Term Loan Facility \| Term Loan Facility
Debt Instrument [Line Items]
Long-term debt, gross	0.0	88.8
Senior Notes \| 2023 Term Loan Facility \| Term Loan Facility
Debt Instrument [Line Items]
Long-term debt, gross	0.0	277.5			$ 300.0
Senior Notes \| 2024 Term Loan Facility \| Term Loan Facility
Debt Instrument [Line Items]
Long-term debt, gross	0.0	500.0	$ 500.0
Senior Notes \| Senior Notes, Due 2028
Debt Instrument [Line Items]
Average interest rate at September 30, 2025							4.55%
Long-term debt, gross	500.0	500.0
Senior Notes \| Senior Notes, Due 2031
Debt Instrument [Line Items]
Average interest rate at September 30, 2025						2.75%
Long-term debt, gross	300.0	300.0				$ 300.0
Senior Notes \| Senior Notes Due 2033
Debt Instrument [Line Items]
Average interest rate at September 30, 2025				5.65%
Long-term debt, gross	$ 500.0	500.0		$ 500.0
Senior Notes \| 2025 Term Loan Facility \| Term Loan Facility
Debt Instrument [Line Items]
Average interest rate at September 30, 2025	5.416%
Long-term debt, gross	$ 271.6	$ 0.0