Hedging Transactions And Derivative Financial Instruments - Narrative (Details)	Oct. 01, 2021 USD ($)	Oct. 01, 2021 EUR (€)	Dec. 31, 2020 USD ($)	Dec. 31, 2020 EUR (€)	Sep. 20, 2019 USD ($)	Sep. 20, 2019 EUR (€)
Derivative [Line Items]
Total debt	$ 1,314,500,000		$ 1,794,500,000
US term loan due 2024
Derivative [Line Items]
Total debt	647,100,000		648,100,000		$ 650,000,000.0
Term loan					$ 650,000,000.0
Euro term loan due 2024
Derivative [Line Items]
Total debt	$ 240,700,000		$ 731,600,000
Term loan | €		€ 208,000,000.0		€ 600,000,000.0		€ 600,000,000.0