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 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 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 $ (1.5) $ (0.3) $ (2.6) $ (0.2)
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 $ 3.5 $ 0.2 $ (5.2) $ (10.6)