Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance at Dec. 31, 2020	$ 93,859	$ 18,629	$ 9,815	$ 69,209	$ (4,780)	$ 986
Net income	10,837			10,837
Other comprehensive income (loss)	(3,111)					(3,111)
Purchase of treasury shares	(939)				(939)
Cash dividends declared	(3,331)			(3,331)
Balance at Dec. 31, 2021	97,315	18,629	9,815	76,715	(5,719)	(2,125)
Net income	13,313			13,313
Other comprehensive income (loss)	(10,794)					(10,794)
Purchase of treasury shares	(388)				(388)
Cash dividends declared	(3,526)			(3,526)
Balance at Dec. 31, 2022	$ 95,920	$ 18,629	$ 9,815	$ 86,502	$ (6,107)	$ (12,919)