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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
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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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