Consolidated Statement of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2020	$ 4,350	$ 75,908	$ 126,627	$ 2,587	$ (15,213)	$ 194,259
Balance (in shares) at Dec. 31, 2020	4,350,342
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			29,118			29,118
Net other comprehensive income (loss)				(2,742)		(2,742)
Stock dividend	$ 39	2,313				0
Stock dividend			(2,352)
Stock dividend (in shares)	38,559
Purchase of treasury stock					(1,374)	(1,374)
Restricted stock, executive and Board of Director awards		(273)			444	171
Restricted stock vesting		443				443
Forfeited restricted stock		4			(4)	0
Cash dividends			(7,383)			(7,383)
Balance at Dec. 31, 2021	$ 4,389	78,395	146,010	(155)	(16,147)	212,492
Balance (in shares) at Dec. 31, 2021	4,388,901
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			29,060			29,060
Net other comprehensive income (loss)				(32,986)		(32,986)
Stock dividend	$ 39	2,521				0
Stock dividend			(2,560)
Stock dividend (in shares)	38,786
Purchase of treasury stock					(1,279)	(1,279)
Restricted stock, executive and Board of Director awards		(226)			370	144
Restricted stock vesting		192				192
Sale of treasury stock		6			106	112
Forfeited restricted stock		23			(23)	0
Cash dividends			(7,588)			(7,588)
Balance at Dec. 31, 2022	$ 4,428	80,911	164,922	(33,141)	(16,973)	200,147
Balance (in shares) at Dec. 31, 2022	4,427,687
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income			17,811			17,811
Net other comprehensive income (loss)				8,230		8,230
Stock dividend	$ 39	2,982				0
Stock dividend			(3,021)
Stock dividend (in shares)	39,209
Issuance of Common stock	$ 694	59,443				60,137
Issuance of Common stock (in shares)	693,858
Purchase of treasury stock					(265)	(265)
Restricted stock, executive and Board of Director awards		(319)			431	112
Restricted stock vesting		197				197
Sale of treasury stock		6			28	34
Forfeited restricted stock		13			(13)	0
Change in Accounting policy for allowance for credit losses			1,766			1,766
Cash dividends			(8,503)			(8,503)
Balance at Dec. 31, 2023	$ 5,161	$ 143,233	$ 172,975	$ (24,911)	$ (16,792)	$ 279,666
Balance (in shares) at Dec. 31, 2023	5,160,754