v3.26.3
Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Condensed Consolidated Statements of Income (Detail) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Derivative Instruments Gain Loss [Line Items]        
Cost of sales [1] $ 306.1 $ 284.2 $ 893.5 $ 826.3
General and administrative expenses 432.1 413.0 1,299.7 1,221.8
Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Derivative Instruments Gain Loss [Line Items]        
Cost of sales 306.1 284.2 893.5 826.3
Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense        
Derivative Instruments Gain Loss [Line Items]        
General and administrative expenses 432.1 413.0 1,299.7 1,221.8
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income (1.8) 2.3 (4.7) 9.2
Amount of (loss) gain excluded from assessment of effectiveness recognized in income (1.7) (1.4) (4.3) (3.8)
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 0.0 0.0 0.0
Amount of (loss) gain excluded from assessment of effectiveness recognized in income 0.0 0.0 0.0 0.0
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges [Member] | Location, Statement of Income, Balance [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 0.0 0.0 0.0
Amount of (loss) gain excluded from assessment of effectiveness recognized in income 0.0 0.0 0.0 0.0
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges [Member] | Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense        
Derivative Instruments Gain Loss [Line Items]        
Amount of (loss) gain reclassified from accumulated other comprehensive loss to income 0.0 (0.2) (0.2) (0.3)
Amount of (loss) gain excluded from assessment of effectiveness recognized in income $ (0.1) $ 0.0 $ (0.1) $ 0.2
[1] The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.