CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Comprehensive income:
Net income	$ 24,348	$ 23,056	$ 24,033
Other comprehensive income:
Net unrealized (loss) gain on securities available-for-sale	(10,644)	1,527	8,333
Tax effect	3,954	(567)	(3,096)
Reclassification adjustments for gains included in net income	(387)	(2,910)	(23)
Tax effect	144	1,081	8
FASB ASC 715 adjustment	(1,435)	6,256	(14,621)
Tax effect	531	(2,324)	5,432
Foreign currency translation adjustments	(42)	(96)	(104)
Total comprehensive income	$ 16,469	$ 26,023	$ 19,962