Consolidated Statement of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Common Stock [Member] Cumulative Change, Adjusted Balance [Member]	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Cumulative Change, Adjusted Balance [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Change, Adjustment [Member]	Retained Earnings [Member] Cumulative Change, Adjusted Balance [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Other Comprehensive Income (Loss) [Member] Cumulative Change, Adjusted Balance [Member]	Total	Cumulative Change, Adjustment [Member]	Cumulative Change, Adjusted Balance [Member]
Balance at Dec. 31, 2021	$ 109,793		$ 977		$ 44,338			$ (4,197)		$ 150,911
Balance (in shares) at Dec. 31, 2021	13,848,904
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]						ASU 2016-13 [Member]	ASU 2016-13 [Member]				ASU 2016-13 [Member]	ASU 2016-13 [Member]
Net income					15,884					15,884
Other comprehensive income (loss), net of tax								(42,331)		(42,331)
Stock dividend adjustment	$ 366				(366)					0
Stock dividend adjustment (in shares)	3,276
Stock dividend declared	$ 5,356				(5,356)					0
Stock dividend declared (in shares)	697,742
Cash in lieu of fractional shares					(8)					(8)
Cash in lieu of fractional shares (in shares)	(161)
Stock-based compensation	$ 655									655
Common shares issued related to restricted stock grants and ESPP, net of restricted stock reversals	$ 116									116
Common shares issued related to restricted stock grants and ESPP, net of restricted stock reversals (in shares)	112,533
Stock options exercised, net	$ 0									0
Stock options exercised, net (in shares)	11,615
Stock repurchase and retirement	$ (187)									(187)
Stock repurchase and retirement (in shares)	(21,325)
Balance at Dec. 31, 2022	$ 116,099	$ 116,099	977	$ 977	54,492	$ (916)	$ 53,576	(46,528)	$ (46,528)	125,040	$ (916)	$ 124,124
Balance (in shares) at Dec. 31, 2022	14,652,584	14,652,584
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income					21,554					21,554
Other comprehensive income (loss), net of tax								12,801		12,801
Stock dividend adjustment	$ 296				(296)					0
Stock dividend adjustment (in shares)	3,525
Stock dividend declared	$ 6,067				(6,067)					0
Stock dividend declared (in shares)	737,253
Cash in lieu of fractional shares					(7)					(7)
Cash in lieu of fractional shares (in shares)	(164)
Stock-based compensation	$ 820									820
Common shares issued related to restricted stock grants and ESPP, net of restricted stock reversals	$ 96									96
Common shares issued related to restricted stock grants and ESPP, net of restricted stock reversals (in shares)	76,261
Stock options exercised, net	$ 0									0
Stock options exercised, net (in shares)	32,927
Stock repurchase and retirement	$ (143)									(143)
Stock repurchase and retirement (in shares)	(20,054)
Balance at Dec. 31, 2023	$ 123,235		$ 977		$ 68,760			$ (33,727)		$ 159,245
Balance (in shares) at Dec. 31, 2023	15,482,332