5. INCOME OR LOSS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Net loss per share:
Net loss	$ (2,774)	$ (4,742)
Denominator:
Weighted average number of common shares outstanding	13,386	13,553
Denominator for basic and diluted earnings per share	13,386	13,553
Net loss per common share outstanding, basic and fully diluted	$ (0.21)	$ (0.35)