CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income	$ 4,959	$ 5,074	$ 15,979	$ 15,282
Other comprehensive income:
Unrealized gain (loss) on securities (net of tax expense (benefit) $695 and $2,041 in 2012 and $(578) and $3,231 in 2011)	1,006	(838)	2,956	4,678
Reclassification adjustment for gains (losses) included in net income (net of tax expense (benefit) $92 and $(60))		88	(134)	88
Total comprehensive income	$ 5,965	$ 4,324	$ 18,801	$ 20,048