Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 12,551	$ 8,748	$ 8,051
Other comprehensive loss, net of tax:
Unrealized holding losses on securities arising during the current period, net of tax effect of ($355), ($570), and ($1,218) for the years ended December 31, 2018, December 31, 2017, and December 31, 2016, respectively	(884)	(854)	(1,829)
Reclassification adjustment due to losses realized on sales of securities, net of tax effect of $6, $6, and $0 for the years ended December 31, 2018, December 31, 2017, and December 31, 2016, respectively	14	8	1
Officers' retirement plan equity adjustments, net of tax effect of $82, ($236), and ($16) for the years ended December 31, 2018, December 31, 2017, and December 31, 2016, respectively	205	(591)	(24)
Directors' retirement plan equity adjustments, net of tax effect of $10, ($7), and (2) for the years ended December 31, 2018, December 31, 2017, and December 31, 2016, respectively	26	(11)	(3)
Total other comprehensive loss, net of tax effect of ($257), ($807), and ($1,236) for the years ended December 31, 2018, December 31, 2017, and December 31, 2016, respectively	(639)	(1,448)	(1,855)
Comprehensive income	$ 11,912	$ 7,300	$ 6,196