Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Apr. 01, 2017	Apr. 02, 2016
Net income (loss) per common share:
Numerator: Net income (loss)-basic and diluted	$ (173)	$ 130
Denominator: Basic and diluted earnings per share weighted average shares	5,154,000	5,154,000
Income (loss) per share: Basic and diluted	$ (0.03)	$ 0.03

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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