NET INCOME (LOSS) PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Basic income (loss) per share
Net income (loss)	$ 331	$ (422)
Weighted average shares outstanding (in thousands)	5,134	5,114
Basic income (loss) per share	$ .06	$ (.08)
Diluted income (loss) per share
Net income (loss)	$ 331	$ (422)
Weighted average shares outstanding (in thousands)	5,134	5,114
Dilutive effect of stock options and restricted stock (in thousands)	8	0
Total weighted average shares outstanding (in thousands)	5,142	5,114
Diluted income (loss) per share	$ .06	$ (.08)