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Geographic and Product Data (Details Textual)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 29, 2017	Sep. 30, 2016	Sep. 29, 2017	Sep. 30, 2016	Dec. 30, 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 conducts its manufacturing in the United States. Other than China, Japan, and the United States, the Company does not conduct business in any country in which its sales exceed 10% of worldwide consolidated sales.
Number of Countries in which Entity Operates	60		60
Sales Exceed Percentage			10.00%
Customer One [Member] | Accounts Receivable [Member]
Geographic and Product Data [Line Items]
Concentration Risk, Percentage		21.00%	26.00%
Customer One [Member] | Sales Revenue, Net [Member]
Geographic and Product Data [Line Items]
Concentration Risk, Percentage	31.00%
Customer Two [Member] | Accounts Receivable [Member]
Geographic and Product Data [Line Items]
Concentration Risk, Percentage				19.00%	22.00%
Customer Two [Member] | Sales Revenue, Net [Member]
Geographic and Product Data [Line Items]
Concentration Risk, Percentage			27.00%

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Line items represents the geographic and product data.

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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=84177426&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=77997519&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=84177426&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=77997519&loc=d3e13537-108611

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Disclosure about revenues from external customers (1) attributed to the entity's country of domicile and (2) attributed to all foreign countries in total from which the entity derives revenues.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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The number of countries in which the entity operates as of balance sheet date.

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