Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Numerator:
Net income	$ 1,362	$ 1,421	$ 95	$ 2,790
Preferred stock dividends	0	(52)	(15)	(105)
Net income available to common shareholders	$ 1,362	$ 1,369	$ 80	$ 2,685
Denominator:
Weighted average common shares outstanding (basic)	18,897	18,859	18,890	18,855
Effect of stock options	51	82	53	68
Weighted average common shares outstanding (diluted)	18,948	18,941	18,943	18,923
Earnings per common share:
Basic	$ 0.07	$ 0.07	$ 0	$ 0.14
Diluted	$ 0.07	$ 0.07	$ 0	$ 0.14