Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 1,726	$ 1,611	$ 3,456	$ 3,091
Other comprehensive income
Unrealized gains arising during the period	916	519	1,386	1,327
Amounts reclassified from accumulated other comprehensive income, held-to-maturity	26	270	57	317
Income tax effect	(321)	(268)	(491)	(559)
Other comprehensive income	621	521	952	1,085
Total comprehensive income	$ 2,347	$ 2,132	$ 4,408	$ 4,176