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Business Segment Information - Summary of Geographic Sales Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Total net sales	$ 578,021	$ 565,584	$ 1,704,910	$ 1,621,803
China [Member]
Disaggregation of Revenue [Line Items]
Total net sales	109,713	96,141	313,250	275,367
Japan [Member]
Disaggregation of Revenue [Line Items]
Total net sales	43,549	42,202	129,497	125,058
Asia Other [Member]
Disaggregation of Revenue [Line Items]
Total net sales	68,934	70,996	216,634	219,723
Total Asia [Member]
Disaggregation of Revenue [Line Items]
Total net sales	222,196	209,339	659,381	620,148
United States [Member]
Disaggregation of Revenue [Line Items]
Total net sales	170,766	171,053	479,072	474,661
Americas Other [Member]
Disaggregation of Revenue [Line Items]
Total net sales	36,037	31,960	107,567	99,588
Total Americas [Member]
Disaggregation of Revenue [Line Items]
Total net sales	206,803	203,013	586,639	574,249
Europe [Member]
Disaggregation of Revenue [Line Items]
Total net sales	$ 149,022	$ 153,232	$ 458,890	$ 427,406

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
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-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045

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