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
Jun. 28, 2014
Dec. 28, 2013
Jun. 29, 2013
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains $ 11,635 $ 16,088 $ 42,243
Fair value of derivatives with unrealized losses (40,798) (46,791) (10,853)
Foreign exchange contracts designated as hedging instruments
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains 11,635 15,964 41,472
Fair value of derivatives with unrealized losses (40,191) (46,627) (10,629)
Foreign exchange contracts dedesignated as hedging
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains     355
Fair value of derivatives with unrealized losses     (133)
Foreign exchange contracts not designated as hedging
      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Fair value of derivatives with unrealized gains   124 416
Fair value of derivatives with unrealized losses $ (607) $ (164) $ (91)