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Stockholders' Equity (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Jan. 03, 2014 | Dec. 28, 2012 | Dec. 30, 2011
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |
Total | $ 4,489 | $ 3,208 | $ 1,914
Employee Stock Option [Member] |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |
Total | 2,683 | 2,595 | 1,361
Restricted Stock [Member] |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |
Total | 999 | 590 | 466
Restricted Stock Units (RSUs) [Member] |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |
Total | 589 | 0 | 0
Consultants Stock [Member] |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |
Total | $ 218 | $ 23 | $ 87

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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