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Basis of Presentation and Summary of Significant Accounting Policies - Gains (Losses) on Foreign Exchange Contracts (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Cost of Sales [Member] | Foreign Currency Exchange Contract [Member]
Derivative [Line Items]
Realized gains (losses) on closed contracts	$ 136	$ (4,096)	$ (407)	$ (2,158)
Unrealized losses on open contracts	(3,044)	(105)	(2,518)	(1,092)
Cumulative net pre-tax losses	(2,908)	$ (4,201)	(2,925)	$ (3,250)
Interest Income [Member] | Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Interest earned	2,923		5,150
Stockholders' Equity [Member] | Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Unrealized (losses) gains on open contracts	$ (6,022)		$ 1,098

X

- Definition

Amount of increase in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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+ References

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-Section 50
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