Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.1
Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Condensed Consolidated Statements of Income (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Derivative Instruments, Gain (Loss) [Line Items]    
Cost of sales $ 241.6 $ 239.9
Selling, general, and administrative expenses 435.4 460.1
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 loss to income   0.5
Amount of (loss) gain excluded from assessment of effectiveness recognized in income (0.7)  
Foreign Exchange Currency Contracts Relating To Inventory Hedges [Member] | Selling, general and administrative expenses [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (loss) gain excluded from assessment of effectiveness recognized in income   (2.3)
Foreign Exchange Currency Contracts Relating To Intercompany Management Fee Hedges [Member] | Selling, general and administrative expenses [Member]    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of gain (loss) reclassified from accumulated other comprehensive loss to income $ 0.4 (2.4)
Amount of (loss) gain excluded from assessment of effectiveness recognized in income   $ 0.3