Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	AOCI Attributable to Parent [Member]	Total
Beginning balance at Dec. 31, 2022		$ 52	$ 84,273	$ 52,174		$ (25,066)	$ 111,433
Cumulative effect of change in accounting principle from implementation of ASU 2016-3				(1,204)			(1,204)
Beginning balance, value at January 1, 2023		52	84,273	50,970		(25,066)	110,229
Net earnings				3,357			3,357
Other comprehensive income (loss)						5,088	5,088
Dividends paid	[1]			(1,096)			(1,096)
Stock-based compensation			88				88
Exercise of stock options, 2,693 shares			52				52
Ending balance at Mar. 31, 2023		52	84,413	53,231		(19,978)	117,718
Beginning balance at Dec. 31, 2023		55	89,208	54,282	(75)	(16,556)	126,914
Net earnings				2,778			2,778
Other comprehensive income (loss)						(1,855)	(1,855)
Dividends paid				(1,148)			(1,148)
Stock-based compensation			156				156
Issuance of restricted common stock
Purhase of 8,728 shares treasury stock					(174)		(174)
Ending balance at Mar. 31, 2024		$ 55	$ 89,364	$ 55,912	$ (249)	$ (18,411)	$ 126,671

[1] Dividends per share have been adjutsted to give effect to the 5% stock dividend paid during December 2023.