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, 2022	$ 16	$ 73,776	$ (3,135)	$ (63,549)	$ 7,108
Beginning balance, 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
Ending balance, shares at Sep. 30, 2023	15,906
Beginning balance, value at Jun. 30, 2023	$ 16	73,816	(3,135)	(64,079)	6,618
Beginning balance, 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
Ending balance, shares at Sep. 30, 2023	15,906
Beginning balance, value at Dec. 31, 2023	$ 16	73,840	(3,135)	(65,103)	5,618
Beginning balance, shares at Dec. 31, 2023	15,906
Net loss				2,083	2,083
Restricted stock award		(168)	168
Share-based compensation		76			76
Stock option exercise		(46)	159		113
Ending balance, value at Sep. 30, 2024	$ 16	73,702	(2,808)	(63,020)	7,890
Ending balance, shares at Sep. 30, 2024	15,906
Beginning balance, value at Jun. 30, 2024	$ 16	73,725	(2,967)	(63,543)	7,231
Beginning balance, shares at Jun. 30, 2024	15,906
Net loss				523	523
Share-based compensation		23			23
Stock option exercise		(46)	159		113
Ending balance, value at Sep. 30, 2024	$ 16	$ 73,702	$ (2,808)	$ (63,020)	$ 7,890
Ending balance, shares at Sep. 30, 2024	15,906