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STOCKHOLDERS; EQUITY (Deemed Dividends) (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
USD ($)
2018 Purchase Agreement | Deemed Dividend A  
Class of Stock [Line Items]  
Amount Recorded $ 1,358
2018 Purchase Agreement | Deemed Dividend E  
Class of Stock [Line Items]  
Amount Recorded 62
2018 Purchase Agreement | Deemed Dividend J  
Class of Stock [Line Items]  
Amount Recorded 58
2018 Purchase Agreement | Deemed Dividend F  
Class of Stock [Line Items]  
Amount Recorded 8
2018 Purchase Agreement | Deemed Dividend C  
Class of Stock [Line Items]  
Amount Recorded 829
2018 Inducement Agreement  
Class of Stock [Line Items]  
Amount Recorded 3,514
2018 Inducement Agreement | Deemed Dividend G  
Class of Stock [Line Items]  
Amount Recorded 5
2018 Inducement Agreement | Deemed Dividend B  
Class of Stock [Line Items]  
Amount Recorded 40
2018 Inducement Agreement | Deemed Dividend D  
Class of Stock [Line Items]  
Amount Recorded $ 1,154