Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net income	$ 10,467	$ 9,284	$ 30,411	$ 27,541
Other comprehensive income, net of tax:
Unrealized gains (losses) arising during the period (net of tax of ($616), $1,089, $2,213 and $683, respectively)	(1,147)	2,023	4,110	1,270
Unrealized gains (losses) on hedging instruments:
Unrealized gains (losses) arising during the period (net of tax of $74, ($124), ($162) and ($135), respectively)	137	(231)	(301)	(250)
Other comprehensive income (loss), net of tax	(1,010)	1,792	3,809	1,020
Comprehensive income	$ 9,457	$ 11,076	$ 34,220	$ 28,561