Earnings Per Common Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Income [Abstract]
Net income before preferred stock dividends	$ 4,436	$ 3,290
Less preferred stock dividends	(508)	(508)
Net income applicable to common stock	3,928	2,782
Net income applicable to common shareholders, diluted	$ 3,928	$ 2,782
Shares [Abstract]
Weighted average shares outstanding, basic (in shares)	21,222	22,142
Effect of dilutive stock options (in shares)	67	130
Weighted average shares outstanding, diluted (in shares)	21,289	22,272
Per Share Amount [Abstract]
Net income applicable to common shareholders, basic (in dollars per share)	$ 0.19	$ 0.13
Net income applicable to common shareholders, diluted (in dollars per share)	$ 0.18	$ 0.12