Consolidated Statements of Comprehensive Income (Unaudited) (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	$ 9,675	$ 6,494	$ 25,091	$ 17,384
Other comprehensive income, net of tax:
Net unrealized gain on securities available for sale	911	1,681	1,610	3,193
Reclassification adjustment for net gains included in net income	(278)	(512)	(459)	(867)
Net change in unrealized gains on securities	633	1,169	1,151	2,326
Comprehensive Income	$ 10,308	$ 7,663	$ 26,242	$ 19,710