Earnings Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Earnings Per Common Share [Abstract]
Net income	$ 5,903	$ 6,789	$ 7,047	$ 4,232
Preferred stock dividend	(21)	(2)	(68)	(2)
Net income available to common shareholders	$ 5,882	$ 6,787	$ 6,979	$ 4,230
Weighted average shares outstanding, basic	10,447	10,447	10,447	8,858
Dilutive shares, stock options	26		16
Weighted average shares outstanding, diluted	10,473	10,447	10,463	8,858
Earnings per common share, basic	$ 0.56	$ 0.65	$ 0.67	$ 0.48
Earnings per common share, diluted	$ 0.56	$ 0.65	$ 0.67	$ 0.48