Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Consolidated Statement of Comprehensive Income (Unaudited) [Abstract]
Net income	$ 3,378	$ 2,897	$ 9,355	$ 8,570
Other comprehensive income:
Change in unrealized gains on available for sale securities	2,077	1,429	5,628	3,398
Change in unrealized loss on interest rate swap	(7)	(108)	(6)	(355)
Less: Reclassification adjustment for gain included in net income	(117)	0	(351)	(99)
Other comprehensive income, before tax	1,953	1,321	5,271	2,944
Income tax expense related to other comprehensive income	664	449	1,792	1,001
Other comprehensive income, net of tax	1,289	872	3,479	1,943
Comprehensive income	$ 4,667	$ 3,769	$ 12,834	$ 10,513