STOCKHOLDERS' EQUITY (Deemed Dividends) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Class of Stock [Line Items]
Amount Recorded	$ 0	$ 0		$ 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
2018 Inducement Agreement
Class of Stock [Line Items]
Amount Recorded			$ 3,344