Significant Accounting Policies (Details 3)	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Shares used in computation of basic and diluted per share information
Weighted average number of shares outstanding for basic per share calculation	17,656,842	18,263,237	18,121,217	18,251,648
Effect of dilutive potential shares:
Options	1,935		1,849
Nonvested stock	68,042		37,423
Adjusted weighted average shares for diluted per share calculation	17,726,819	18,263,237	18,160,489	18,251,648
Anti-dilutive shares	176,641	326,356	348,595	307,146

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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+ Details

- 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.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details