Quarterly report pursuant to Section 13 or 15(d)

Outstanding Derivatives on Individual Contract Basis at Gross Amounts (Detail)

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Outstanding Derivatives on Individual Contract Basis at Gross Amounts (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Dec. 29, 2012
Sep. 29, 2012
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains $ 12,732 $ 16,153 $ 26,843
Fair value of derivatives with unrealized losses (37,691) (29,468) (28,455)
Foreign exchange contracts designated as hedging instruments
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains 12,685 15,847 26,664
Fair value of derivatives with unrealized losses (37,376) (27,267) (22,910)
Foreign exchange contracts dedesignated as hedging
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains   15 64
Fair value of derivatives with unrealized losses   (2,160) (4,976)
Foreign exchange contracts not designated as hedging
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains 47 291 115
Fair value of derivatives with unrealized losses $ (315) $ (41) $ (569)