Earnings Per Common Share - Basic and Diluted Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Basic EPS
Net income	$ 2,086	$ 1,519	$ 5,715	$ 4,455
Preferred stock dividend and accretion	0	109	16	483
Income allocated to participating securities	8	13	24	40
Net income allocated to common shareholders	2,078	1,397	5,675	3,932
Average common shares outstanding	9,665,088	9,303,702	9,666,107	8,940,213
Less: participating shares included in average common shares outstanding	38,552	90,532	43,371	99,268
Average common shares outstanding used in basic EPS	9,626,536	9,213,170	9,622,736	8,840,945
Basic net income per share (in dollars per share)	$ 0.22	$ 0.15	$ 0.59	$ 0.44
Diluted EPS:
Income used in diluted earnings per share calculation	$ 2,078	$ 1,397	$ 5,675	$ 3,932
Average common shares outstanding	9,626,536	9,213,170	9,622,736	8,840,945
Stock Options	32,718	12,292	14,619	9,184
Average common stock shares outstanding	9,659,254	9,225,462	9,637,355	8,850,129
Diluted net income per share (in dollars per share)	$ 0.22	$ 0.15	$ 0.59	$ 0.44