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Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
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Dec. 28, 2012
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information [Table Text Block] | Summary unaudited quarterly financial data from continuing operations for fiscal 2012 and 2011 is as follows (in thousands except per share data):
December 28, 2012 |  | 1st Qtr. |  |  | 2nd Qtr. |  |  | 3rd Qtr. |  |  | 4th Qtr. |
Sales |  | $ | 15,509 |  |  | $ | 15,942 |  |  | $ | 15,866 |  |  | $ | 16,466 |
Gross profit |  |  | 10,901 |  |  |  | 11,045 |  |  |  | 11,176 |  |  |  | 11,168 |
Net income |  |  | 232 |  |  |  | (491 | ) |  |  | (90 | ) |  |  | (1,414 | )
Income per share from continuing operations– basic |  |  | 0.01 |  |  |  | (0.01 | ) |  |  | (0.00 | ) |  |  | (0.04 | )
Income per share from continuing operations– diluted |  |  | 0.01 |  |  |  | (0.01 | ) |  |  | (0.00 | ) |  |  | (0.04 | )
Net income per share – basic |  |  | 0.01 |  |  |  | (0.01 | ) |  |  | (0.00 | ) |  |  | (0.04 | )
Net income per share – diluted |  |  | 0.01 |  |  |  | (0.01 | ) |  |  | (0.00 | ) |  |  | (0.04 | )
December 30, 2011 |  | 1st Qtr. |  |  | 2nd Qtr. |  |  | 3rd Qtr. |  |  | 4th Qtr. |
Sales |  | $ | 14,849 |  |  | $ | 16,269 |  |  | $ | 15,266 |  |  | $ | 16,381 |
Gross profit |  |  | 9,629 |  |  |  | 10,861 |  |  |  | 10,450 |  |  |  | 11,429 |
Net income |  |  | 300 |  |  |  | 861 |  |  |  | 77 |  |  |  | 109 |
Income per share from continuing operations– basic |  |  | 0.01 |  |  |  | 0.02 |  |  |  | 0.00 |  |  |  | 0.00 |
Income per share from continuing operations– diluted |  |  | 0.01 |  |  |  | 0.02 |  |  |  | 0.00 |  |  |  | 0.00 |
Net income per share – basic |  |  | 0.01 |  |  |  | 0.02 |  |  |  | 0.00 |  |  |  | 0.00 |
Net income per share – diluted |  |  | 0.01 |  |  |  | 0.02 |  |  |  | 0.00 |  |  |  | 0.00

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
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