NET INCOME (LOSS) PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Basic earnings (loss) per common share
Net income	$ 441	$ 288	$ 403	$ 628
Weighted average shares outstanding (in thousands)	5,184	5,134	5,184	5,134
Basic earnings (loss) per common share	$ .09	$ .06	$ .08	$ .12
Diluted earnings (loss) per common share
Net income	$ 441	$ 288	$ 403	$ 628
Weighted average shares outstanding (in thousands)	5,184	5,134	5,184	5,134
Dilutive effect of stock options and restricted stock (in thousands)	0	9	0	7
Total weighted average shares outstanding (in thousands)	5,184	5,143	5,184	5,141
Diluted earnings (loss) per common share	$ .09	$ .06	$ .08	$ .12