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Business Description, Basis of Presentation and Significant Accounting Policies - Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Numerator:
Net income	$ 1,045	$ 650	$ 1,775	$ 1,128
Basic weighted average shares outstanding	9,093,461	9,107,420	9,122,996	9,102,786
Dilutive common stock equivalents using treasury stock method	366,034	119,006	376,456	121,941
Diluted weighted average shares outstanding	9,459,495	9,226,426	9,499,452	9,224,727
Basic earnings per common share	$ 0.11	$ 0.07	$ 0.19	$ 0.12
Diluted earnings per common share	$ 0.11	$ 0.07	$ 0.19	$ 0.12
Weighted average options outstanding	1,122,797	1,207,302	1,125,624	1,185,414
Anti-dilutive options not included in the computations	94,789	630,737	94,789	630,737

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