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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2013
Earnings Per Share [Abstract] |
Schedule of Weighted Average Number of Shares [Table Text Block] | The following is a reconciliation of the weighted-average common shares for the basic and diluted earnings per share computations for the three months ended March 31, 2013 and 2012:
|  | Three Months Ended March 31, |
|  | 2013 |  |  | 2012 |
Basic earnings per share |  |  |  |  |  |  |  |
Weighted-average common shares |  |  | 1,924,148 |  |  |  | 1,909,723 |
Diluted earnings per share |  |  |  |  |  |  |  |
Weighted-average common shares |  |  | 1,924,148 |  |  |  | 1,909,723 |
Dilutive effect of stock compensation |  |  | — |  |  |  | — |
Dilutive effect of stock options |  |  | — |  |  |  | — |
Weighted-average common and incremental shares |  |  | 1,924,148 |  |  |  | 1,909,723 |
Number of stock options excluded from the calculation of earnings per share as the options' exercise prices were greater than the average market price of the Company's common stock |  |  | — |  |  |  | 90,000 |

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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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