CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common [Member]	Retained Earnings [Member]	Total
Beginning balance, value at Dec. 31, 2021	$ 16	$ 73,686	$ (2,809)	$ (60,621)	$ 10,272
Balance at beginning, shares at Dec. 31, 2021	15,906
Net loss				(1,666)	(1,666)
Treasury shares purchased			(326)		(326)
Share-based compensation		71			71
Ending balance, value at Sep. 30, 2022	$ 16	73,757	(3,135)	(62,287)	8,351
Balance at ending, shares at Sep. 30, 2022	15,906
Beginning balance, value at Jun. 30, 2022	$ 16	73,757	(3,135)	(60,708)	9,930
Balance at beginning, shares at Jun. 30, 2022	15,906
Net loss				(1,579)	(1,579)
Ending balance, value at Sep. 30, 2022	$ 16	73,757	(3,135)	(62,287)	8,351
Balance at ending, shares at Sep. 30, 2022	15,906
Beginning balance, value at Dec. 31, 2022	$ 16	73,776	(3,135)	(63,549)	7,108
Balance at beginning, shares at Dec. 31, 2022	15,906
Net loss				(673)	(673)
Share-based compensation		49			49
Ending balance, value at Sep. 30, 2023	$ 16	73,825	(3,135)	(64,222)	6,484
Balance at ending, shares at Sep. 30, 2023	15,906
Beginning balance, value at Jun. 30, 2023	$ 16	73,816	(3,135)	(64,079)	6,618
Balance at beginning, shares at Jun. 30, 2023	15,906
Net loss				(143)	(143)
Share-based compensation		9			9
Ending balance, value at Sep. 30, 2023	$ 16	$ 73,825	$ (3,135)	$ (64,222)	$ 6,484
Balance at ending, shares at Sep. 30, 2023	15,906