Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Deferred Compensation	Common Stock Held By Deferred Compensation Trust	Accumulated Other Comprehensive Loss
Balance, amount at Dec. 31, 2022	$ 105,195	$ 52,636	$ 100,156	$ 2,181	$ (2,181)	$ (47,597)
Balance, shares at Dec. 31, 2022		5,636,830
Adoption of new accounting standard, net of tax	(838)	$ 0	(838)	0	0	0
Cash dividends declared on common stock	(1,925)	$ 0	(1,925)	0	0	0
Restricted stock units issued shares		191
Restricted stock units issued amount	6	$ 6	0	0	0	0
Equity incentive plan, net	0	0	0	(344)	344	0
Net earnings	3,172	0	3,172	0	0	0
Change in accumulated other comprehensive income, net of tax	9,173	$ 0	0	0	0	9,173
Balance, shares at Mar. 31, 2023		5,637,021
Balance, amount at Mar. 31, 2023	114,783	$ 52,642	100,565	1,837	(1,837)	(38,424)
Balance, amount at Dec. 31, 2022	105,195	$ 52,636	100,156	2,181	(2,181)	(47,597)
Balance, shares at Dec. 31, 2022		5,636,830
Net earnings	7,980
Change in accumulated other comprehensive income, net of tax	3,854
Balance, shares at Jun. 30, 2023		5,590,799
Balance, amount at Jun. 30, 2023	112,370	$ 51,809	104,304	1,967	(1,967)	(43,743)
Balance, amount at Mar. 31, 2023	114,783	$ 52,642	100,565	1,837	(1,837)	(38,424)
Balance, shares at Mar. 31, 2023		5,637,021
Cash dividends declared on common stock	(1,069)	$ 0	(1,069)	0	0	0
Equity incentive plan, net	0	0	0	130	(130)	0
Net earnings	4,808	0	4,808	0	0	0
Change in accumulated other comprehensive income, net of tax	(5,319)	$ 0	0	0	0	(5,319)
Common stock repurchase shares		(46,222)
Common stock repurchase amount	(833)	$ (833)	0	0	0	0
Balance, shares at Jun. 30, 2023		5,590,799
Balance, amount at Jun. 30, 2023	112,370	$ 51,809	104,304	1,967	(1,967)	(43,743)
Balance, amount at Dec. 31, 2023	121,016	$ 50,625	109,756	1,910	(1,910)	(39,365)
Balance, shares at Dec. 31, 2023		5,534,499
Cash dividends declared on common stock	(1,929)	$ 0	(1,929)	0	0	0
Equity incentive plan, net	0	0	0	33	(33)	0
Net earnings	3,948	0	3,948	0	0	0
Change in accumulated other comprehensive income, net of tax	55	$ 0	0	0	0	55
Common stock repurchase shares		(78,500)
Common stock repurchase amount	(1,998)	$ (1,998)	0	0	0	0
Balance, shares at Mar. 31, 2024		5,455,999
Balance, amount at Mar. 31, 2024	121,092	$ 48,627	111,775	1,943	(1,943)	(39,310)
Balance, amount at Dec. 31, 2023	121,016	$ 50,625	109,756	1,910	(1,910)	(39,365)
Balance, shares at Dec. 31, 2023		5,534,499
Net earnings	8,836
Change in accumulated other comprehensive income, net of tax	(624)
Balance, shares at Jun. 30, 2024		5,457,646
Balance, amount at Jun. 30, 2024	124,312	$ 48,678	115,623	1,980	(1,980)	(39,989)
Balance, amount at Mar. 31, 2024	121,092	$ 48,627	111,775	1,943	(1,943)	(39,310)
Balance, shares at Mar. 31, 2024		5,455,999
Cash dividends declared on common stock	(1,040)	$ 0	(1,040)	0	0	0
Restricted stock units issued shares		1,647
Restricted stock units issued amount	51	$ 51	0	0	0	0
Equity incentive plan, net	0	0	0	37	(37)	0
Net earnings	4,888	0	4,888	0	0	0
Change in accumulated other comprehensive income, net of tax	(679)	$ 0	0	0	0	(679)
Balance, shares at Jun. 30, 2024		5,457,646
Balance, amount at Jun. 30, 2024	$ 124,312	$ 48,678	$ 115,623	$ 1,980	$ (1,980)	$ (39,989)