Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Surplus	Surplus Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance	Treasury Stock	Treasury Stock Cumulative Effect, Period of Adoption, Adjusted Balance
Balance at beginning of period at Dec. 31, 2022	$ 127,411	$ (5,581)	$ 121,830	$ 7,284	$ 7,284	$ 71,042	$ 71,042	$ 91,789	$ (5,581)	$ 86,208	$ (31,714)	$ (31,714)	$ (10,990)	$ (10,990)
Increase (Decrease) in Stockholders' Equity
Net income	3,271							3,271
Other comprehensive income	4,401										4,401
Cash dividends declared, common stock	(1,150)							(1,150)
Balance at end of period at Mar. 31, 2023	128,352			7,284		71,042		88,329			(27,313)		(10,990)
Balance at beginning of period at Dec. 31, 2023	136,085			7,555		76,818		76,464			(13,762)		(10,990)
Increase (Decrease) in Stockholders' Equity
Net income	4,456							4,456
Other comprehensive income	(2,341)										(2,341)
Share-based compensation expense	29					29
Purchase of treasury stock	(414)			0		0		0					(414)
Cash dividends declared, common stock	(1,195)							(1,195)
Balance at end of period at Mar. 31, 2024	$ 136,620			$ 7,555		$ 76,847		$ 79,725			$ (16,103)		$ (11,404)