CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 11,262	$ 9,638	$ 7,108
Securities available for sale:
Unrealized holding (losses) gains on available-for-sale-securities	(150)	(1,543)	(725)
Tax effect	45	622	293
Reclassification of gains recognized in net income (loss)	(5)	(30)
Tax effect	2	12
Amortization of unrealized loss on securities transferred from available-for-sale to held-to-maturity securities	(30)	(29)	(76)
Tax effect	(12)	(12)	(31)
Net of tax amount	(90)	(922)	(387)
Total other comprehensive (loss)	(90)	(922)	(387)
Comprehensive income	$ 11,172	$ 8,716	$ 6,721