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Geographic and Product Data (Details Textual) | 3 Months Ended | 6 Months Ended | 12 Months Ended
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Jul. 01, 2016 | Jul. 03, 2015 | Jul. 01, 2016 | Jul. 03, 2015 | Jan. 01, 2016
Geographic and Product Data [Line Items] |  |  |  |  |
Disclosure on Geographic Areas, Description of Revenue from External Customers |  |  | The Company markets and sells its products in over 60 countries and has manufacturing sites in the United States. Other than Japan, China, the United States, Korea, Spain, France and Germany, the Company does not conduct business in any country in which its sales exceed 5% of worldwide consolidated sales. |  |
Segment Sales To Consolidated Sales Percentage | 100.00% |  | 100.00% |  |
Number of Countries in which Entity Operates | 60 |  | 60 |  |
Sales Exceed Percentage |  |  | 5.00% |  |
Customer One [Member] | Accounts Receivable [Member] |  |  |  |  |
Geographic and Product Data [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  | 24.00%
Customer One [Member] | Sales Revenue, Net [Member] |  |  |  |  |
Geographic and Product Data [Line Items] |  |  |  |  |
Concentration Risk, Percentage | 21.00% | 16.00% | 19.00% | 14.00% |
Customer Two [Member] | Accounts Receivable [Member] | CHINA |  |  |  |  |
Geographic and Product Data [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  | 23.00% |  |
Customer Two [Member] | Accounts Receivable [Member] | KOREA, REPUBLIC OF |  |  |  |  |
Geographic and Product Data [Line Items] |  |  |  |  |
Concentration Risk, Percentage |  |  | 10.00% |  |

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611 + Details
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