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	$ 1,866	$ 1,694	$ 5,322	$ 4,785
Other comprehensive income (loss)
Unrealized (losses) gains arising during the period	(255)	128	1,132	1,455
Amounts reclassified from accumulated other comprehensive income, held-to-maturity	27	175	84	491
Income tax effect	78	(103)	(414)	(661)
Reclassification adjustment for gains on available-for-sale securities included in net income		(1)		(1)
Income tax effect	0	0	0	0
Other comprehensive income (loss)	(150)	199	802	1,284
Total comprehensive income	$ 1,716	$ 1,893	$ 6,124	$ 6,069