Acquisitions and Divestitures - Schedule of Unaudited Pro Forma Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Jan. 01, 2017	Oct. 02, 2016	Jul. 03, 2016	Apr. 03, 2016	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Business Combinations [Abstract]
Net sales as reported	$ 1,126,149	$ 1,162,526	$ 1,169,291	$ 865,702	$ 841,560	$ 849,028	$ 840,384	$ 625,456	$ 4,323,668	$ 3,156,428	$ 2,306,458
Pro forma adjustments (unaudited)									196,224	1,153,358
Net sales pro forma (unaudited)									$ 4,519,892	$ 4,309,786

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