Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 13,035	$ 11,576	$ 11,006
Other comprehensive income (loss), before tax:
Unrealized holding gain (loss) on available-for-sale debt securities	6,887	5,960	(3,127)
Reclassification adjustment for net gains realized in income	(115)	(14)	(10)
Net unrealized gain (loss)	6,772	5,946	(3,137)
Tax effect	(1,422)	(1,249)	659
Unrealized gain (loss), net of tax	5,350	4,697	(2,478)
Other comprehensive income (loss), net of tax	5,350	4,697	(2,478)
Total comprehensive income, net of tax	$ 18,385	$ 16,273	$ 8,528