Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Member	Additional Paid In Capital Member	Retained Earnings Member	Accumulated Other Comprehensive Income Member	Treasury Stock Member
Balance, shares at Dec. 31, 2022		3,503,452
Balance, Beg at Dec. 31, 2022	$ 68,041	$ 39	$ 3,797	$ 116,600	$ (40,920)	$ (11,475)
Cumulative Effect Of Accounting Standard	(821)			(821)
Net earnings	5,380			5,380
Other Comprehensive Income (Loss), Net Of Tax	(8,093)				(8,093)
Cash Dividends Paid	2,833			2,833
Treasury Stock, acquired	(229)					(229)
Treasury Stock, acquired shares		(10,108)
Sale of treasury stock	6		4			2
Treasury shares sold		270
Balance, End at Sep. 30, 2023	61,451	$ 39	3,801	118,326	(49,013)	(11,702)
Balance, shares at Sep. 30, 2023		3,493,614
Balance, shares at Jun. 30, 2023		3,499,412
Balance, Beg at Jun. 30, 2023	70,976	$ 39	3,800	117,781	(39,072)	(11,572)
Net earnings	1,488			1,488
Other Comprehensive Income (Loss), Net Of Tax	(9,941)				(9,941)
Cash Dividends Paid	943			943
Treasury Stock, acquired	(130)					(130)
Treasury Stock, acquired shares		(5,883)
Sale of treasury stock	1		1
Treasury shares sold		85
Balance, End at Sep. 30, 2023	61,451	$ 39	3,801	118,326	(49,013)	(11,702)
Balance, shares at Sep. 30, 2023		3,493,614
Balance, shares at Dec. 31, 2023		3,493,614
Balance, Beg at Dec. 31, 2023	76,507	$ 39	3,801	113,398	(29,029)	(11,702)
Cumulative Effect Of Accounting Standard	(263)			(263)
Net earnings	4,837			4,837
Other Comprehensive Income (Loss), Net Of Tax	6,083				6,083
Cash Dividends Paid	2,830			2,830
Sale of treasury stock	2		1			1
Treasury shares sold		85
Balance, End at Sep. 30, 2024	84,336	$ 39	3,802	115,142	(22,946)	(11,701)
Balance, shares at Sep. 30, 2024		3,493,699
Balance, shares at Jun. 30, 2024		3,493,699
Balance, Beg at Jun. 30, 2024	75,209	$ 39	3,802	114,353	(31,284)	(11,701)
Net earnings	1,732			1,732
Other Comprehensive Income (Loss), Net Of Tax	8,338				8,338
Cash Dividends Paid	943			943
Balance, End at Sep. 30, 2024	$ 84,336	$ 39	$ 3,802	$ 115,142	$ (22,946)	$ (11,701)
Balance, shares at Sep. 30, 2024		3,493,699