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Summary of Accounting Principles (Details Textual)	12 Months Ended
Summary of Accounting Principles (Details Textual)	Dec. 31, 2012	Dec. 31, 2011
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Number	250,000
Weighted Average Number Of Shares Outstanding, Diluted	12,077,719	11,346,296

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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