STOCKHOLDERS' EQUITY (Deemed Dividends) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Class of Stock [Line Items]
Amount Recorded	$ 3,344	$ 0
2018 Purchase Agreement | Deemed Dividend A
Class of Stock [Line Items]
Amount Recorded	3,333
2018 Purchase Agreement | Deemed Dividend B
Class of Stock [Line Items]
Amount Recorded	6
2018 Purchase Agreement | Deemed Dividend D
Class of Stock [Line Items]
Amount Recorded	$ 5