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Income Per Share (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Per Share
Weighted average common shares outstanding, basic	6,798,151	6,693,981	6,783,362	6,641,174
Weighted average common equivalent shares due to stock options and RSUs	292,283	361,036	305,588	405,125
Weighted average common shares outstanding, diluted	7,090,434	7,055,017	7,088,950	7,046,299
Number of stock awards excluded from the computation of diluted income per share	77,362	17,770	77,362	17,770

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