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Earnings per Share (Tables) | 6 Months Ended
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Jun. 30, 2012
Basic and Diluted Net Income Per Share | The basic and diluted net income per share were calculated as follows:
|  | Three Months Ended June 30, |
|  | 2012 |  |  | 2011 |
Basic income per share |  |  |  |  |  |
Net Income for the period – numerator |  | $ | 3,610,790 |  |  | $ | 5,860,950 |
Weighted average common stock outstanding – denominator |  |  | 18,459,775 |  |  |  | 18,350,186 |
Net income per share |  | $ | 0.20 |  |  | $ | 0.32 |
Diluted income per share |  |  |  |  |  |  |  |
Net Income for the period – numerator |  | $ | 3,610,790 |  |  | $ | 5,860,950 |
Weighted average common stock outstanding – denominator |  |  | 18,459,775 |  |  |  | 18,350,186 |
Effect of dilution |  |  | - |  |  |  | - |
Weighted average common stock outstanding – denominator |  |  | 18,459,775 |  |  |  | 18,350,186 |
Diluted income per share |  | $ | 0.20 |  |  | $ | 0.32 |
|  | Six Months Ended June 30, |
|  | 2012 |  |  | 2011 |
Basic income per share |  |  |  |  |  |
Net Income for the period – numerator |  | $ | 8,292,481 |  |  | $ | 10,713,874 |
Weighted average common stock outstanding – denominator |  |  | 18,453,754 |  |  |  | 18,348,464 |
Net income per share |  | $ | 0.45 |  |  | $ | 0.58 |
Diluted income per share |  |  |  |  |  |  |  |
Net Income for the period – numerator |  | $ | 8,292,481 |  |  | $ | 10,713,874 |
Weighted average common stock outstanding – denominator |  |  | 18,453,754 |  |  |  | 18,348,464 |
Effect of dilution |  |  | - |  |  |  | - |
Weighted average common stock outstanding – denominator |  |  | 18,453,754 |  |  |  | 18,348,464 |
Diluted income per share |  | $ | 0.45 |  |  | $ | 0.58 |

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- Definition Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration