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Share-Based Compensation (Details Narrative) - USD ($)	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
2007 Equity Incentive Plan
Remaining amount available for issuance	1,400,000
Employee [Member]
Unrecognized compensation expense	$ 5,700,000
Cost is expected to be recognized over a weighted average period	2 years 6 months
Recognized share based compensation expense	$ 4,400,000	$ 1,100,000	$ 1,500,000
NonEmployee [Member]
Closing stock price	$ 5.88
Unrecognized compensation expense	$ 651,000
Cost is expected to be recognized over a weighted average period	2 years 4 months 24 days
Recognized share based compensation expense	$ 171,000	$ 61,000	$ 435,000
Performance Based Stock Options [Member]
Closing stock price	$ 5.88
Market Based Stock Options [Member]
Closing stock price	$ 5.88

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- Definition

The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Number of stock or units eligible for distribution to members or limited partners of the limited liability company (LLC) or limited partnership (LP).

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