Annual report pursuant to Section 13 and 15(d)

Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Consolidated Statements of Income (Detail)

v3.20.4
Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Consolidated Statements of Income (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Derivative Instruments Gain Loss [Line Items]      
Cost of sales $ 1,150.6 $ 958.0 $ 919.3
Selling, general, and administrative expenses 2,075.0 1,940.3 1,955.2
Interest expense 133.0 153.0 181.0
Cost of sales [Member]      
Derivative Instruments Gain Loss [Line Items]      
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) to income     3.6
Interest expense [Member]      
Derivative Instruments Gain Loss [Line Items]      
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) to income (0.5)    
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges | Selling, General and Administrative Expenses [Member]      
Derivative Instruments Gain Loss [Line Items]      
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) to income (0.2) 1.0 (3.8)
Amount of gain excluded from assessment of effectiveness recognized in income 0.1 0.2 0.8
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Cost of sales [Member]      
Derivative Instruments Gain Loss [Line Items]      
Amount of gain (loss) reclassified from accumulated other comprehensive income (loss) to income 5.1 (0.2)  
Amount of gain excluded from assessment of effectiveness recognized in income $ (3.3) $ (3.3)  
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Selling, General and Administrative Expenses [Member]      
Derivative Instruments Gain Loss [Line Items]      
Amount of gain excluded from assessment of effectiveness recognized in income     $ (2.9)