Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net Income	$ 20,040	$ 18,269	$ 60,123	$ 59,656
Other comprehensive income, net of tax:
Unrealized net holding gain (loss) on securities available-for-sale, net of income tax (benefit) of $3,528 and $(1,564) for the three months ended September 30, 2015 and 2014, and $3,328 and $11,369 for the nine months ended September 30, 2015 and 2014, respectively	6,551	(2,905)	6,179	21,115
Other comprehensive income (loss)	6,551	(2,905)	6,179	21,115
Comprehensive income	$ 26,591	$ 15,364	$ 66,302	$ 80,771