Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net Income	$ 15,888	$ 12,473
Other comprehensive income, before tax expense:
Unrealized holding gains on securities arising during the period	2,543	10,070
Less: reclassification adjustment for gains on securities included in net income	(652)	0
Unrealized holding (losses) gains on derivatives arising during the period	(516)	1,735
Less: reclassification adjustment for losses (gains) on derivatives included in net income	78	(15)
Total other comprehensive income, before tax expense	1,453	11,790
Income tax expense related to items of other comprehensive income	(509)	(4,126)
Total other comprehensive income	944	7,664
Comprehensive Income	$ 16,832	$ 20,137