CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 2,527	$ 2,956	$ 6,966	$ 5,935
Other comprehensive income (loss):
Unrealized holding gains (losses) on securities available for sale	(400)	2,854	(4,839)	6,020
Reclassification adjustment for gains realized in net income	0	(12)	0	(12)
Net unrealized gains (losses)	(400)	2,842	(4,839)	6,008
Tax effect	(101)	1,078	(1,233)	2,267
Net of tax amount	(299)	1,764	(3,606)	3,741
Change in funded status of defined benefit pension plan and other benefit plans:
Net gain (loss) arising during the period	0	0	0	0
Reclassification adjustment for amortization of prior service costs	(55)	(55)	(110)	(110)
Reclassification adjustment for amortization of net actuarial loss	73	88	146	176
Total before tax effect	18	33	36	66
Tax effect	4	13	9	25
Net of tax amount	14	20	27	41
Total other comprehensive income (loss)	(285)	1,784	(3,579)	3,782
Comprehensive income	$ 2,242	$ 4,740	$ 3,387	$ 9,717