Quarterly report pursuant to Section 13 or 15(d)

SALE OF COMMON STOCK (Details Narrative)

v3.20.1
SALE OF COMMON STOCK (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2020
Feb. 07, 2020
Nov. 14, 2019
Dec. 13, 2018
Dec. 11, 2018
Dec. 07, 2018
Feb. 28, 2020
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Proceeds from the exercise of warrants               $ 7,474 $ 70  
Number of options granted               556,500    
Number of shares issued, value               $ 1,895    
Net proceeds               16,681 $ 3  
Preferred stock deemed dividend               1,260    
Warrant deemed dividend               451    
Beneficial conversion feature in connection with issuance of Series B Convertible preferred stock               $ 1,260    
Warrants from Feb 7 Financing [Member]                    
Number of exercised warrants               10,800,000    
Exercise price (in dollars per share)               $ 0.57    
Proceeds from the exercise of warrants               $ 6,200    
Warrants from Nov 2019 Financing [Member]                    
Number of exercised warrants               2,300,000    
Exercise price (in dollars per share)               $ 0.57    
Proceeds from the exercise of warrants               $ 1,300    
Warrant deemed dividend               $ 500    
Series B Convertible Preferred Stock [Member]                    
Number of shares converted (in shares)             5,313      
Series A Convertible Preferred Stock [Member]                    
Number of shares converted (in shares)                 9,856  
Issuance of Series A Convertible preferred stock and common stock warrants (in shares)                   7,938
Shares issue upon conversion of preferred stock (shares)                 281,610  
Underwriting Agreement [Member] | Alliance Global Partners [Member]                    
Sale of stock, price (in dollars per share) $ 1.10           $ 1.10      
Percentage of underwriting discount 7.00% 7.00% 7.00%              
Underwriting discount $ 1,100 $ 500 $ 600              
Net proceeds 14,800 6,500 7,900              
Offering expenses $ 100 500 $ 500              
Number of shares issued (in shares) 14,550,000                  
Beneficial conversion feature in connection with issuance of Series B Convertible preferred stock   $ 1,300                
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Class A Units [Member]                    
Sale of stock, price (in dollars per share)     $ 1.94              
Issuance of common stock and common stock warrants (in shares)     547,420              
Number of common shares per unit     1              
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Class B Units [Member]                    
Sale of stock, price (in dollars per share)     $ 1,000              
Issuance of Series A Convertible preferred stock and common stock warrants (in shares)     7,938              
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Warrant [Member]                    
Exercise price (in dollars per share)     $ 1.94              
Warrants expiration period     5 years              
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Warrant [Member] | Class B Units [Member]                    
Number of warrants to purchase to common stock per unit     515.464              
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Common Warrants [Member]                    
Exercise price (in dollars per share)     $ 1.94              
Value of securities traded to trigger exercise of warrants     $ 9,000              
Warrants expiration period     12 months              
Underwriting Agreement [Member] | Alliance Global Partners [Member] | Common Warrants [Member] | Class B Units [Member]                    
Number of warrants to purchase to common stock per unit     257.732              
Underwriting Agreement [Member] | Alliance Global Partners Dawson James Securities Inc [Member] | Over-Allotment Option [Member]                    
Underwriting discount       $ 100            
Number of shares issued (in shares)       25,000            
Net proceeds       $ 800            
Underwriting discount per share (in dollars per share)       $ 2.40            
Underwriting Agreement [Member] | Alliance Global Partners Dawson James Securities Inc [Member] | Class A Units [Member]                    
Sale of stock, price (in dollars per share)           $ 35.00        
Issuance of common stock and common stock warrants (in shares)           86,171        
Number of common shares per unit           1        
Number of warrants to purchase to common stock per unit           1        
Number of options granted           64,286        
Number of options granted, term           45 days        
Number of warrants granted           64,286        
Underwriting Agreement [Member] | Alliance Global Partners Dawson James Securities Inc [Member] | Class A Units [Member] | Public Offering [Member]                    
Percentage of underwriting discount         7.00%          
Underwriting discount         $ 1,100          
Offering expenses         400          
Net proceeds         $ 13,600          
Underwriting discount per share (in dollars per share)         $ 2.40          
Preferred stock deemed dividend         $ 3,300          
Underwriting Agreement [Member] | Alliance Global Partners Dawson James Securities Inc [Member] | Class A Units [Member] | Over-Allotment Option [Member]                    
Number of shares issued (in shares)         64,000          
Net proceeds         $ 6          
Underwriting Agreement [Member] | Alliance Global Partners Dawson James Securities Inc [Member] | Class B Units [Member]                    
Sale of stock, price (in dollars per share)           $ 1,000        
Number of shares of common stock convertible           28.5714        
Exercise price (in dollars per share)           $ 35.00        
Issuance of Series A Convertible preferred stock and common stock warrants (in shares)           11,984        
Number of warrants to purchase to common stock per unit           28.5714        
Number of convertible preferred stock per unit           1        
Warrants expiration period           5 years        
Conversion price per share           $ 35.00        
Underwriting Agreement [Member] | Class A Unit [Member]                    
Number of units sold   3,837,000                
Sale of stock, price (in dollars per share)   $ 0.57                
Underwriting Agreement [Member] | Class B Unit [Member]                    
Number of units sold   5,313                
Sale of stock, price (in dollars per share)   $ 1,000                
Conversion price (in dollars per share)   $ 0.57                
Number of shares of common stock convertible   1,754.386                
Number of warrants issued   1,754.386                
Exercise price (in dollars per share)   $ 0.57                
Warrant term   5 years                
Underwriting Agreement [Member] | Series A Convertible Preferred Stock [Member] | Alliance Global Partners [Member] | Class B Units [Member]                    
Number of shares of common stock convertible     515.464              
Number of convertible preferred stock per unit     1              
Conversion price per share     $ 1.94              
Preferred stock deemed dividend     $ 2,500