Outstanding Derivatives on Individual Contract Basis at Gross Amounts (Detail) - USD ($) $ in Thousands	Jul. 04, 2015	Jan. 03, 2015	Jun. 28, 2014
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair value of derivatives with unrealized gains	$ 136,665	$ 105,264	$ 11,635
Fair value of derivatives with unrealized losses	(56,829)	(31,769)	(40,798)
Foreign exchange contracts designated as hedging instruments
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair value of derivatives with unrealized gains	136,265	104,860	11,635
Fair value of derivatives with unrealized losses	(56,786)	(31,711)	(40,191)
Foreign exchange contracts not designated as hedging
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair value of derivatives with unrealized gains	400	404
Fair value of derivatives with unrealized losses	$ (43)	$ (58)	$ (607)