CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 13,127	$ 16,757	$ 14,253
Other comprehensive income (loss):
Change in unrealized income (loss) on securities available for sale	925	1,045	(175)
Tax effect	(273)	(309)	(23)
Total other comprehensive income (loss)	652	736	(198)
Comprehensive income	$ 13,779	$ 17,493	$ 14,055