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Segment Information and Enterprise Reporting - Analysis of Product Revenue Based upon Geographic Area Shipped (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Long-Lived Assets	$ 210,323	$ 176,922	$ 93,401
Analysis of Product Revenues Based upon the Geographic Area Shipped
Total product revenue	$ 599,334	$ 556,764	$ 517,429
Total product revenue, in percentage	100.00%	100.00%	100.00%
Concentration Risk, Long-lived Asset Geographic Area, Percentage	100.00%	100.00%	100.00%
North and South America
Analysis of Product Revenues Based upon the Geographic Area Shipped
Total product revenue	$ 438,336	$ 398,066	$ 378,894
Total product revenue, in percentage	73.10%	71.50%	73.20%
Europe, Middle East and Africa
Analysis of Product Revenues Based upon the Geographic Area Shipped
Total product revenue	$ 105,323	$ 100,747	$ 83,338
Total product revenue, in percentage	17.60%	18.10%	16.10%
Asia and Australia
Analysis of Product Revenues Based upon the Geographic Area Shipped
Total product revenue	$ 55,675	$ 57,951	$ 55,197
Total product revenue, in percentage	9.30%	10.40%	10.70%
United States
Analysis of Product Revenues Based upon the Geographic Area Shipped
Total product revenue	$ 421,628	$ 380,232	$ 361,630
Reportable Geographical Components [Member] | Americas [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Long-Lived Assets	$ 203,553	$ 170,117	$ 87,228
Analysis of Product Revenues Based upon the Geographic Area Shipped
Concentration Risk, Long-lived Asset Geographic Area, Percentage	96.80%	96.20%	93.40%
Reportable Geographical Components [Member] | Non-US [Member]
Entity Wide Portfolio Carrying Amount, Major Customer [Line Items]
Long-Lived Assets	$ 6,770	$ 6,805	$ 6,173
Analysis of Product Revenues Based upon the Geographic Area Shipped
Concentration Risk, Long-lived Asset Geographic Area, Percentage	3.20%	3.80%	6.60%

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Total revenue from both the sale of goods during the reporting period as well as royalties earned during the period, excluding royalty revenue based on a third party settlement agreement, reduced by sales returns and allowances, and sales discounts.

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Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=51669610&loc=d3e9038-108599

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