CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - 9 months ended Sep. 30, 2021 - USD ($) $ in Thousands	Total	IPO	Preferred Stock	Common Stock	Common Stock IPO	Capital Surplus	Capital Surplus IPO	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Unvested Restricted Stock
Beginning balance at Dec. 31, 2020	$ 140,656		$ 0	$ 38,391		$ 65,327		$ 34,183	$ 3,194	$ (439)
Beginning balance (in shares) at Dec. 31, 2020			0	7,678,195
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	14,508							14,508
Issuance of common stock (in shares)				8,240	1,296,429
Issuance of common stock	165	$ 24,632		$ 41	$ 6,482	124	$ 18,150
Issuance of common stock - IPO cost	(3,674)					(3,674)
Exercise of common stock options (in shares)				5,008
Exercise of common stock options	0			$ 25		(25)
Issuance of restricted stock (in shares)				24,985
Issuance of restricted stock	1			$ 125		376				(500)
Stock-based compensation	607					269				338
Common stock dividends paid	(2,080)							(2,080)
Other comprehensive loss	(594)								(594)
Ending balance (in shares) at Sep. 30, 2021			0	9,012,857
Ending balance at Sep. 30, 2021	$ 174,221		$ 0	$ 45,064		$ 80,547		$ 46,611	$ 2,600	$ (601)