Consolidated Statements of Changes in Stockholders’ Equity - USD ($) $ in Thousands	Common Stock [Member]	Surplus [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Total
Beginning balance at Dec. 31, 2021	$ 827	$ 96,443		$ 110,015	$ (1,767)	$ (256)		$ 205,262
Beginning balance, shares at Dec. 31, 2021	8,266,751				65,328
Net Income				22,093				22,093
Other comprehensive loss						(60,309)		(60,309)
Cash dividends declared				(6,865)				(6,865)
Acquisition of treasury stock, shares					84,668
Acquisition of treasury stock					$ (2,204)			(2,204)
Compensation expense related to restricted stock, shares	7,500
Compensation expense related to restricted stock	$ 1	271						272
Stock options exercised		(130)			$ 529			399
Stock options exercised, shares	1,650				(19,950)
Compensation expense related to stock options		201						201
Ending balance, shares at Sep. 30, 2022	8,275,901				130,046
Ending balance at Sep. 30, 2022	$ 828	96,785		125,243	$ (3,442)	(60,565)		158,849
Beginning balance at Dec. 31, 2021	$ 827	96,443		110,015	$ (1,767)	(256)		$ 205,262
Beginning balance, shares at Dec. 31, 2021	8,266,751				65,328
Accounting Standards Update [Extensible Enumeration]								us-gaap:AccountingStandardsUpdate201613Member
Ending balance, shares at Dec. 31, 2022	8,291,401				124,650
Ending balance at Dec. 31, 2022	$ 829	96,897	$ (2,011)	130,020	$ (3,308)	(57,353)	$ (2,011)	$ 167,085
Beginning balance at Jun. 30, 2022	$ 828	96,752		119,414	$ (2,933)	(40,230)		173,831
Beginning balance, shares at Jun. 30, 2022	8,275,901				110,084
Net Income				8,109				8,109
Other comprehensive loss						(20,335)		(20,335)
Cash dividends declared				(2,280)				(2,280)
Acquisition of treasury stock, shares					36,687
Acquisition of treasury stock					$ (952)			(952)
Compensation expense related to restricted stock		101						101
Stock options exercised		(135)			$ 443			308
Stock options exercised, shares					(16,725)
Compensation expense related to stock options		67						67
Ending balance, shares at Sep. 30, 2022	8,275,901				130,046
Ending balance at Sep. 30, 2022	$ 828	96,785		125,243	$ (3,442)	(60,565)		158,849
Beginning balance at Dec. 31, 2022	$ 829	96,897	$ (2,011)	130,020	$ (3,308)	(57,353)	$ (2,011)	167,085
Beginning balance, shares at Dec. 31, 2022	8,291,401				124,650
Net Income				16,405				16,405
Other comprehensive loss						(7,629)		(7,629)
Cash dividends declared				(7,051)				(7,051)
Acquisition of treasury stock, shares					113,526
Acquisition of treasury stock					$ (3,077)			(3,077)
Compensation expense related to restricted stock		326						326
Stock options exercised		(61)			$ 428			$ 367
Stock options exercised, shares					(16,125)			16,125
Compensation expense related to stock options		287						$ 287
Ending balance, shares at Sep. 30, 2023	8,291,401				222,051
Ending balance at Sep. 30, 2023	$ 829	97,449		137,363	$ (5,957)	(64,982)		164,702
Beginning balance at Jun. 30, 2023	$ 829	97,268		135,583	$ (6,007)	(54,249)		173,424
Beginning balance, shares at Jun. 30, 2023	8,291,401				223,926
Net Income				4,119				4,119
Other comprehensive loss						(10,733)		(10,733)
Cash dividends declared				(2,339)				(2,339)
Compensation expense related to restricted stock		102						102
Stock options exercised		(17)			$ 50			33
Stock options exercised, shares					(1,875)
Compensation expense related to stock options		96						96
Ending balance, shares at Sep. 30, 2023	8,291,401				222,051
Ending balance at Sep. 30, 2023	$ 829	$ 97,449		$ 137,363	$ (5,957)	$ (64,982)		$ 164,702