Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Surplus	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock
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 (loss)	(2,341)				(2,341)
Share-based compensation expense	29		29
Purchase of treasury stock	(414)					(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)
Balance at beginning of period at Dec. 31, 2024	149,547	7,555	76,857	89,542	(12,443)	(11,964)
Increase (Decrease) in Stockholders' Equity
Net income	5,383			5,383
Other comprehensive income (loss)	168				168
Share-based compensation expense	81		81
Purchase of treasury stock	(440)					(440)
Cash dividends declared, common stock	(1,328)			(1,328)
Balance at end of period at Mar. 31, 2025	$ 153,411	$ 7,555	$ 76,938	$ 93,597	$ (12,275)	$ (12,404)