After Tax (Gain)/Loss Reclassified from Accumulated Other Comprehensive Income into Income (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 30, 2014	Mar. 31, 2013
Derivative Instruments Gain Loss [Line Items]
Derivatives qualifying as hedges, net of tax	$ 70	$ 180
Foreign Exchange Contracts
Derivative Instruments Gain Loss [Line Items]
Derivatives qualifying as hedges, net of tax	$ 70	$ 180

Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 10A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580

Name:	us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration