CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total	Cumulative Effect, Period of Adoption, Adjustment [Member] Common Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Additional Paid-in Capital [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]
Balance at Dec. 31, 2022	$ 17,027	$ 112,834	$ 292,261	$ (65,108)	$ 357,014
Balance (ASU 2016-13 [Member]) at Dec. 31, 2022						$ 0	$ 0	$ (997)	$ 0	$ (997)
Balance (in shares) at Dec. 31, 2022	17,027,197
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	9,244	0	9,244
Cash dividends declared	0	0	(2,208)	0	(2,208)
Other comprehensive loss (income)	0	0	0	4,729	4,729
Exercise of employee stock options and vesting of restricted stock units, net of shares for cashless exercise and net of shares for taxes	$ 35	(378)	0	0	(343)
Exercise of employee stock options and vesting of restricted stock units, net of shares for cashless exercise and net of shares for taxes (in shares)	35,375
Stock-based compensation	$ 0	525	0	0	525
Balance at Mar. 31, 2023	$ 17,062	112,981	298,300	(60,379)	367,964
Balance (in shares) at Mar. 31, 2023	17,062,572
Balance at Dec. 31, 2023	$ 16,417	97,107	345,264	(51,674)	$ 407,114
Balance (in shares) at Dec. 31, 2023	16,417,099				16,417,099
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	10,874	0	$ 10,874
Cash dividends declared	0	0	(2,127)	0	(2,127)
Other comprehensive loss (income)	0	0	0	(7,463)	(7,463)
Exercise of employee stock options and vesting of restricted stock units, net of shares for cashless exercise and net of shares for taxes	$ 16	(148)	0	0	(132)
Exercise of employee stock options and vesting of restricted stock units, net of shares for cashless exercise and net of shares for taxes (in shares)	16,062
Repurchases of common stock	$ (1)	(34)	0	0	(35)
Repurchases of common stock (in shares)	(1,406)
Stock-based compensation	$ 0	481	0	0	481
Balance at Mar. 31, 2024	$ 16,432	$ 97,406	$ 354,011	$ (59,137)	$ 408,712
Balance (in shares) at Mar. 31, 2024	16,431,755				16,431,755