Condensed Consolidated Statement of Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Preferred Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2020	21,122		2
Balance at Dec. 31, 2020	$ 211		$ (2)	$ 16,645	$ (3,913)	$ 9,218	$ 16,463	$ 38,622
Share-based compensation				99				99
Other comprehensive income (loss)					(198)		(1,637)	(1,835)
Net income						917	864	1,781
Exercise of stock options (in shares)	131
Exercise of stock options				(66)				(65)
Balance (in shares) at Mar. 31, 2021	21,253		2
Balance at Mar. 31, 2021	$ 212		$ (2)	16,678	(4,111)	10,135	15,690	38,602
Balance (in shares) at Dec. 31, 2021	21,320	0	54
Balance at Dec. 31, 2021	$ 213	$ 0	$ (104)	17,231	(5,028)	7,439	17,597	37,348
Share-based compensation						0	0	150
Majority stockholders change in control agreement: Issuance of Preferred Stock (in shares)	0	2,000	0
Majority stockholders change in control agreement: Issuance of Preferred Stock	$ 0	$ 20	$ 0	3,248	0	0	0	3,268
Conversion of preferred stock to common stock (in shares)	525	(350)	0
Conversion of preferred stock to common stock	$ 5	$ (3)	$ 0	0	0	0	0	2
Other comprehensive income (loss)	$ 0	$ 0	$ 0	0	1,602	0	(1,976)	(374)
Net income				0	0	674	780	1,454
Balance (in shares) at Mar. 31, 2022	21,845	1,650	54
Balance at Mar. 31, 2022	$ 218	$ 17	$ (104)	$ 20,629	$ (3,426)	$ 8,113	$ 16,401	$ 41,848