Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	No Par, Common Stock	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period at Dec. 31, 2021	$ 40,503	$ 92,692	$ (50,079)	$ (2,110)
Balance at beginning of period (in shares) at Dec. 31, 2021		9,707,817
Net income (loss)	(2,870)		(2,870)
Stock-based compensation expense	38	$ 38
Other comprehensive income (loss)	(7,287)			(7,287)
Balance at end of period at Mar. 31, 2022	30,384	$ 92,730	(52,949)	(9,397)
Balance at ending of period (in shares) at Mar. 31, 2022		9,707,817
Balance at beginning of period at Dec. 31, 2022	18,950	$ 97,913	(60,760)	(18,203)
Balance at beginning of period (in shares) at Dec. 31, 2022		12,215,849
Net income (loss)	1,001		1,001
Stock-based compensation expense	55	$ 55
Other comprehensive income (loss)	2,286			2,286
Balance at end of period at Mar. 31, 2023	$ 22,292	$ 97,968	$ (59,759)	$ (15,917)
Balance at ending of period (in shares) at Mar. 31, 2023		12,215,849