Consolidated Statement of Changes in Shareholders' Equity - USD ($) $ in Thousands	Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Cumulative Effect, Period of Adoption, Adjusted Balance [Member] Common Stock [Member]	Cumulative Effect, Period of Adoption, Adjusted Balance [Member] Additional Paid-in Capital [Member]	Cumulative Effect, Period of Adoption, Adjusted Balance [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjusted Balance [Member] AOCI Attributable to Parent [Member]	Cumulative Effect, Period of Adoption, Adjusted Balance [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2020								4,878,557
December 31, 2022: at Dec. 31, 2020								$ 4,879	$ 65,780	$ 18,140	$ 5,872	$ 94,671
Net income										8,911		8,911
Cash dividend										(769)		(769)
Other comprehensive loss											(7,703)	(7,703)
Stock repurchase (in shares)								(200,371)
Stock repurchase								$ (201)		(3,180)		(3,381)
Balance (in shares) at Dec. 31, 2021								4,678,186
December 31, 2023 at Dec. 31, 2021								$ 4,678	65,780	23,102	(1,831)	91,729
Net income										8,941		8,941
Cash dividend										(889)		(889)
Other comprehensive loss											(44,587)	(44,587)
Balance (in shares) (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2022			4,678,186
Balance (in shares) at Dec. 31, 2022								4,678,186
December 31, 2023 (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2022	$ (81)		$ 4,678	$ 65,780	$ 31,073	$ (46,418)	$ 55,113
December 31, 2023 at Dec. 31, 2022								$ 4,678	65,780	31,154	(46,418)	55,194
Net income										9,166		9,166
Cash dividend										(2,473)		(2,473)
Other comprehensive loss											7,685	7,685
Stock repurchase (in shares)								(16,500)
Stock repurchase								$ (16)		(192)		(208)
Balance (in shares) at Dec. 31, 2023								4,661,686
December 31, 2023 at Dec. 31, 2023								$ 4,662	$ 65,780	$ 37,574	$ (38,733)	$ 69,283