EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
EARNINGS PER SHARE
Net income (loss)	$ 300	$ (657)	$ 395	$ (2,477)
Denominator for basic earnings (loss) per share: weighted average shares	8,904	8,709	8,861	8,665
Employee stock options and awards	$ 171	$ 0	$ 191	$ 0
Denominator for diluted earnings (loss) per share: adjusted weighted-average shares and assumed conversions of stock options	9,075	8,709	9,052	8,665
Basic earnings (loss) per share	$ 0.03	$ (0.08)	$ 0.04	$ (0.29)
Diluted earnings (loss) per share	$ 0.03	$ (0.08)	$ 0.04	$ (0.29)