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Earnings (Loss) Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Computation of basic and diluted earnings per common share
Net income	$ 1,653	$ 334
Weighted average basic shares	7,949,571	7,857,650
Dilutive effect of convertible preferred stock, stock options and restricted stock units	1,433,807	636,895
Total weighted average diluted shares with assumed conversions	9,383,378	8,494,545
Earnings per common share:
Basic	$ 0.21	$ 0.04
Dilutive	$ 0.18	$ 0.04

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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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