Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Cumulative Effect, Period of Adoption, Adjustment Undivided Profits	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance Common Stock	Cumulative Effect, Period of Adoption, Adjusted Balance Surplus	Cumulative Effect, Period of Adoption, Adjusted Balance Undivided Profits	Cumulative Effect, Period of Adoption, Adjusted Balance Accumulated Other Comprehensive Income (Loss)	Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Surplus	Undivided Profits	Accumulated Other Comprehensive Income (Loss)	Total
Beginning balance (in shares) at Dec. 31, 2021								4,678,186
Beginning balance at Dec. 31, 2021								$ 4,678	$ 65,780	$ 23,102	$ (1,831)	$ 91,729
Net income (loss)										8,941		8,941
Cash dividend										(889)		(889)
Other comprehensive income (loss)											(44,587)	(44,587)
Ending Balance (in shares) (ASU 2016-13) at Dec. 31, 2022			4,678,186
Ending Balance (in shares) at Dec. 31, 2022								4,678,186
Ending Balance (ASU 2016-13) at Dec. 31, 2022	$ (81)	$ (81)	$ 4,678	$ 65,780	$ 31,073	$ (46,418)	$ 55,113
Ending Balance at Dec. 31, 2022								$ 4,678	65,780	31,154	(46,418)	55,194
Net income (loss)										9,166		9,166
Cash dividend										(2,473)		(2,473)
Other comprehensive income (loss)											7,685	7,685
Stock repurchase (in shares)								(16,500)
Stock repurchase								$ (16)		(192)		(208)
Ending Balance (in shares) at Dec. 31, 2023								4,661,686
Ending Balance at Dec. 31, 2023								$ 4,662	65,780	37,574	(38,733)	69,283
Net income (loss)										21,703		21,703
Cash dividend										(2,039)		(2,039)
Other comprehensive income (loss)											1,846	1,846
Stock repurchase (in shares)								(44,220)
Stock repurchase								$ (45)		(747)		(792)
Ending Balance (in shares) at Dec. 31, 2024								4,617,466
Ending Balance at Dec. 31, 2024								$ 4,617	$ 65,780	$ 56,491	$ (36,887)	$ 90,001