Derivative Instruments and Hedging Activities - Fair Value of Derivative Instruments on Gross Basis (Detail) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets	$ 154.8	$ 81.0
Derivative Liabilities	214.6	237.7
Derivatives Not Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities		2.4
Foreign Exchange Forward Contracts [Member] | Derivatives Not Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets		1.2
Foreign Exchange Forward Contracts [Member] | Other Current Assets [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets	80.4	58.4
Foreign Exchange Forward Contracts [Member] | Other Current Assets [Member] | Derivatives Not Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets		1.2
Foreign Exchange Forward Contracts [Member] | Other Assets [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets	29.3	17.2
Foreign Exchange Forward Contracts [Member] | Other Current Liabilities [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities	9.6	13.9
Foreign Exchange Forward Contracts [Member] | Other Current Liabilities [Member] | Derivatives Not Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities		2.4
Foreign Exchange Forward Contracts [Member] | Other Long-term Liabilities [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities	5.1	11.0
Cross-currency Interest Rate Swaps [Member] | Other Assets [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Assets	45.1	5.4
Cross-currency Interest Rate Swaps [Member] | Other Current Liabilities [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities	30.7	33.3
Cross-currency Interest Rate Swaps [Member] | Other Long-term Liabilities [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities	5.7	34.8
Interest Rate Swap [Member] | Other Long-term Liabilities [Member] | Derivatives Designated as Hedges [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities	$ 163.5	$ 144.7