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INFORMATION CONCERNING PRODUCT LINES, GEOGRAPHIC INFORMATION, ACCOUNTS RECEIVABLE AND REVENUE CONCENTRATION - Schedule of Distributors and Customers Accounting for Revenue (Details) - Revenue	12 Months Ended
	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Distributor A
Revenue, Major Customer [Line Items]
Percentage of revenue from distributors and customers	33.00%	26.00%	23.00%
Customer B
Revenue, Major Customer [Line Items]
Percentage of revenue from distributors and customers	11.00%	14.00%	13.00%
Customer G
Revenue, Major Customer [Line Items]
Percentage of revenue from distributors and customers	19.00%	33.00%	43.00%

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+ 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
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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-SubTopic 10
-Section 50
-Paragraph 21
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-URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611

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+ References

No definition available.

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