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Nature of Operations and Summary of Significant Accounting Policies - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 02, 2016 | Oct. 03, 2015 USD ($) | Jan. 03, 2015 USD ($) | Sep. 27, 2014 | Oct. 03, 2015 USD ($) Segment | Jan. 02, 2016 | Jan. 03, 2015 USD ($)
Accounting Policies [Abstract] |  |  |  |  |  |  |
Number of reportable segments | Segment |  |  |  |  | 2 |  |
Operating Cycle [Line Items] |  |  |  |  |  |  |
Operating Cycle, Quarterly |  | 91 days | 98 days | 91 days |  |  |
Operating Cycle, Fiscal |  |  |  |  |  |  | 371 days
Restricted Cash |  | $ 724 | $ 415 |  | $ 724 |  | $ 415
Banker's acceptance drafts, maturity period |  |  |  |  | 6 months |  |
Banker's acceptance drafts |  | $ 6,470 | $ 6,334 |  | $ 6,470 |  | $ 6,334
Forecast [Member] |  |  |  |  |  |  |
Operating Cycle [Line Items] |  |  |  |  |  |  |
Operating Cycle, Quarterly | 91 days |  |  |  |  |  |
Operating Cycle, Fiscal |  |  |  |  |  | 364 days |
Minimum [Member] |  |  |  |  |  |  |
Operating Cycle [Line Items] |  |  |  |  |  |  |
Operating Cycle, Quarterly |  |  |  |  | 91 days |  |
Operating Cycle, Period when an extra week is added |  |  |  |  | 5 years |  |
Operating Cycle, Fiscal |  |  |  |  | 364 days |  |
Maximum [Member] |  |  |  |  |  |  |
Operating Cycle [Line Items] |  |  |  |  |  |  |
Operating Cycle, Quarterly |  |  |  |  | 98 days |  |
Operating Cycle, Period when an extra week is added |  |  |  |  | 6 years |  |
Operating Cycle, Fiscal |  |  |  |  | 371 days |  |

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- Definition Amounts receivable from customers on short-term negotiable time drafts drawn on and accepted by the institution (also known as banker's acceptance transactions) that are outstanding on the reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.9) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 9 + Details
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