ORGANIZATION BACKGROUND AND BASIS OF PRESENTATION (Details Narrative) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
ORGANIZATION BACKGROUND AND BASIS OF PRESENTATION
Accumulated deficit	(148,300)
Total stockholders' deficits	$ (2,855)	$ (2,883)	$ (4,989)	$ (5,445)
Working capital	1,500
Net loss including preferred dividend	1,000
Proceeds from sale of common stock and warrants (net of expenses)		$ 3,200
Proceeds from sale of common stock	195
Proceeds from warrant exercises	$ 495