CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 2,986	$ 5,471	$ 14,428	$ 17,080
Unrealized gain (loss) on securities:
Change in unrealized holding gain (loss) on available for sale securities during the period	735	(2,308)	6,115	5,127
Reclassification of amount realized through the sale of securities	12	0	12	0
Total other comprehensive income (loss)	747	(2,308)	6,127	5,127
Income tax effect to other comprehensive income (loss)	(268)	808	(2,152)	(1,794)
Other comprehensive income (loss), net of tax	479	(1,500)	3,975	3,333
Comprehensive income	$ 3,465	$ 3,971	$ 18,403	$ 20,413