EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
EARNINGS PER SHARE
Net income (loss)	$ 95	$ (1,820)
Denominator for basic earnings (loss) per share: weighted average shares	8,818	8,622
Employee stock options and awards	$ 211	$ 0
Denominator for diluted earnings (loss) per share: adjusted weighted-average shares and assumed conversions of stock options	9,029	8,622
Basic earnings (loss) per share	$ 0.01	$ (0.21)
Diluted earnings (loss) per share	$ 0.01	$ (0.21)