Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Dec. 31, 2020	$ 8,040	$ 189,547	$ 3,020	$ 200,607
Net income	0	20,382	0	20,382
Other comprehensive income (loss), net of tax	0	0	(7,078)	(7,078)
Cash dividend	0	(8,806)	0	(8,806)
Stock repurchase	(460)	(12,894)	0	(13,354)
Balance at Dec. 31, 2021	7,580	188,229	(4,058)	191,751
Net income	0	25,932	0	25,932
Other comprehensive income (loss), net of tax	0	0	(79,708)	(79,708)
Cash dividend	0	(8,950)	0	(8,950)
Stock repurchase	(218)	(6,120)	0	(6,338)
Balance at Dec. 31, 2022	$ 7,362	$ 199,091	$ (83,766)	$ 122,687