Debt and Credit Facilities - Unamortized Debt Issuance Costs (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Debt issuance costs	$ 14.6	$ 19.5
Convertible senior notes due 2028 | Convertible Debt
Debt Instrument [Line Items]
Debt issuance costs	10.5	13.3
Convertible senior notes due 2025 | Convertible Debt
Debt Instrument [Line Items]
Debt issuance costs	0.3	1.0
2028 Term Loan
Debt Instrument [Line Items]
Debt issuance costs	3.0	4.2
2028 Euro Term Loan
Debt Instrument [Line Items]
Debt issuance costs	$ 0.8	$ 1.0