Acquisitions and Divestitures - Schedule of Unaudited Pro Forma Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2017	Oct. 02, 2016	Oct. 01, 2017	Oct. 02, 2016
Business Combinations [Abstract]
Net sales	$ 1,162,526	$ 849,028	$ 3,197,519	$ 2,314,868
Pro forma adjustments (unaudited)		299,639	215,242	1,066,001
Net sales pro forma (unaudited)	$ 1,162,526	$ 1,148,667	$ 3,412,761	$ 3,380,869

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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