Derivative Instruments and Hedging Activities - Schedule of Effects of Master Netting Agreements on Condensed Consolidated Balance Sheets (Detail) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Derivatives Not Designated as Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount	$ 0.0	$ 6.1
Offset		5.3
Net Amount in Balance Sheet	0.0	0.8
Foreign Exchange Forward [Member] | Derivatives Not Designated as Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount	0.0	7.1
Offset		5.3
Net Amount in Balance Sheet		1.8
Cash Flow Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount	35.1	82.3
Offset	20.8	12.6
Net Amount in Balance Sheet	14.3	69.7
Gross Amount	27.7	13.8
Offset	20.8	12.6
Net Amount in Balance Sheet	6.9	1.2
Cash Flow Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount	11.6	24.5
Offset	7.8	4.7
Net Amount in Balance Sheet	3.8	19.8
Gross Amount	11.0	5.3
Offset	7.8	4.7
Net Amount in Balance Sheet	$ 3.2	0.6
Other Current Assets [Member] | Foreign Exchange Forward [Member] | Derivatives Not Designated as Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount		7.1
Other Current Liabilities [Member] | Foreign Exchange Forward [Member] | Derivatives Not Designated as Hedges [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount		$ 6.1