Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Numerator:
Net income	$ 3,691	$ 2,389
Earnings allocated to participating securities	(40)	(17)
Numerator for basic earnings per common share	3,651	2,372
Effect of reallocating undistributed earnings of participating securities	40	17
Numerator for diluted earnings per common share	$ 3,691	$ 2,389
Denominator:
Weighted average common shares outstanding	19,526,351	19,451,490
Effect of dilutive securities:
Stock compensation	244,623
Denominator for diluted earnings per common share	19,770,974	19,451,490
Earnings per common share:
Basic	$ 0.19	$ 0.12
Diluted	$ 0.19	$ 0.12

Effect of reallocating undistributed earnings of participating securities.

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Numerator for basic earnings per common share.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Earnings allocated (not distributed) to participating securities under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed.

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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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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.

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