Debt And Credit Facilities - Components Of Debt (Details)	Sep. 30, 2022 EUR (€)	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	May 21, 2020 USD ($)	Sep. 20, 2019 EUR (€)	Sep. 20, 2019 USD ($)
Debt Instrument [Line Items]
Total debt		$ 1,430,900,000	$ 1,315,800,000
Less: current portion		(579,300,000)	(432,400,000)
Long-term debt		851,600,000	883,400,000
Revolving Credit Facility
Debt Instrument [Line Items]
Revolving credit facility maximum borrowing capacity		750,000,000.0
US term loan due 2024
Debt Instrument [Line Items]
Term loan						$ 650,000,000.0
Debt issuance costs		1,900,000	2,700,000
Total debt		648,100,000	647,300,000			$ 650,000,000.0
Euro term loan due 2024
Debt Instrument [Line Items]
Term loan | €	€ 208,000,000.0				€ 600,000,000.0
Debt issuance costs		300,000	500,000
Total debt		203,500,000	236,100,000
Revolving credit facility due 2024 | Revolving Credit Facility
Debt Instrument [Line Items]
Total debt		70,000,000.0	0
Other
Debt Instrument [Line Items]
Total debt		0	300,000
Convertible Debt | Convertible senior notes due 2025
Debt Instrument [Line Items]
Term loan				$ 517,500,000
Debt issuance costs		8,200,000	8,900,000
Unamortized discount		0.0	76,500,000
Total debt		$ 509,300,000	$ 432,100,000