CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Beginning balance at Dec. 31, 2020	$ 42	$ (39)	$ 61,955	$ 42,498	$ 104,456
Net income				1,352	1,352
Ending balance at Mar. 31, 2021	42	(39)	61,955	43,850	105,808
Beginning balance at Dec. 31, 2021	42	(39)	61,955	46,096	108,054
Net income				626	626
Ending balance at Mar. 31, 2022	$ 42	$ (39)	$ 61,955	$ 46,722	$ 108,680