Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Recorded to Income (Detail)

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Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Recorded to Income (Detail) (Selling, general and administrative expenses [Member], USD $)
In Millions, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Foreign exchange currency contracts relating to inventory hedges and intercompany management fee hedges [Member] | Derivatives designated as hedging instruments [Member]
    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in Income $ (1.1) [1] $ 0.1 [1]
Foreign exchange currency contracts [Member] | Derivatives not designated as hedging instruments [Member]
    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain (Loss) Recognized in Income $ (8.7) $ (10.8)
[1] For foreign exchange contracts designated as hedging instruments, the amounts recognized in income (loss) represent the amounts excluded from the assessment of hedge effectiveness. There were no ineffective amounts recorded for derivatives designated as hedging instruments.