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Derivative Financial Instruments and Fair Value Measurements - Additional Information (Details) € in Millions, £ in Millions, $ in Millions			3 Months Ended		9 Months Ended
	Jun. 09, 2022 EUR (€)	Mar. 17, 2022 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2022 GBP (£)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 EUR (€)	Jun. 30, 2022 EUR (€)	Mar. 31, 2022	Dec. 31, 2021 USD ($)	Sep. 30, 2019 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount												$ 55.4
Net cash inflow					$ (65.3)		$ (44.6)
Forecasted IT contract payment | £						£ 6.0
Forward agreement gain/loss					2.0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair value measured on a recurring basis
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Deferred compensation plan assets			$ 109.2		$ 109.2						$ 138.0
Cash flow hedge
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Net cash inflow		$ 19.2
Forward agreement notional amount | €	€ 300.0
Forward agreement interest rate	1.936%
Derivatives Notes Repay | €	€ 400.0
Forward agreement maturity date	Sep. 30, 2022
Fair Value Hedge
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate (as a percent)			1.7975%		1.7975%			1.7975%		1.05973%
Euro-denominated notes | Estimate of fair value measurement | Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying value of long-term debt			$ 826.8		$ 826.8						1,064.0
Euro-denominated notes | Carrying value | Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying value of long-term debt			$ 875.0		$ 875.0						$ 1,019.6
Cross-currency swap
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Forward agreement gain/loss				$ 0.0
Cross-currency swap | Cash flow hedge
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount | €								€ 202.3
Interest rate (as a percent)			1.256%		1.256%			1.256%				1.143%
Notes due June 2027
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount | €									€ 400.0
Interest rate (as a percent)									3.50%
Notes due September 2022
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount | €									€ 400.0
Interest rate (as a percent)									1.875%
Designated as hedging instrument | Cross-currency swap
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Forward agreement gain/loss			$ 8.8		$ 16.1		$ 0.0
Designated as hedging instrument | Notes due June 2027 | Euro-denominated notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount			387.8		387.8			€ 400.0
Designated as hedging instrument | Notes Due June 2026 | Euro-denominated notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal amount			$ 487.2		$ 487.2			€ 500.0

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