Debt and Credit Facilities - Components Of Debt (Details) - USD ($) $ in Millions	Sep. 27, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Total debt	$ 1,421.4	$ 1,513.4
Less: current portion	(115.8)	(115.3)
Long-term debt	1,305.6	1,398.1
Senior term loan facility due 2028 (the “2028 Term Loan”)
Debt Instrument [Line Items]
Total debt	426.7	525.8
Senior euro term loan facility due 2028 (the “2028 Euro Term Loan”)
Debt Instrument [Line Items]
Total debt	389.9	385.4
Convertible senior notes due 2028 | Convertible Debt
Debt Instrument [Line Items]
Total debt	489.0	486.9
Convertible senior notes due 2025 | Convertible Debt
Debt Instrument [Line Items]
Total debt	$ 115.8	$ 115.3