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Earnings Per Share: (Tables) | 9 Months Ended
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Sep. 28, 2013
Earnings Per Share: |
Schedule of shares outstanding used in the calculation of basic and diluted earnings per share |
|  | Three Months Ended |  | Nine Months Ended |
|  | September 28, 2013 |  | September 29, 2012 |  | September 28, 2013 |  | September 29, 2012 |
Denominator for basic EPS — weighted average common shares |  | 5,116,872 |  | 5,013,822 |  | 5,046,156 |  | 5,041,023 |
Dilutive shares associated with option plans |  | 146,439 |  | 208,897 |  | 176,040 |  | 216,034 |
Denominator for diluted EPS — weighted average common shares and dilutive potential common shares |  | 5,263,311 |  | 5,222,719 |  | 5,222,196 |  | 5,257,057 |
Options excluded from EPS calculation — anti-dilutive |  | 1,267 |  | 23,270 |  | 9,403 |  | 18,863 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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