Quarterly report pursuant to Section 13 or 15(d)

SALE OF COMMON STOCK (Details Narrative)

v3.5.0.2
SALE OF COMMON STOCK (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jul. 12, 2016
Jun. 21, 2016
Jun. 15, 2016
Apr. 28, 2016
Feb. 24, 2015
Feb. 09, 2015
Feb. 04, 2015
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Offering expenses                 $ 1,065 $ 2,115
Underwriters (Roth Capital Partners, LLC and National Securities Corporation) [Member] | 45 Days Over-Allotment Option [Member] | Subsequent Event [Member]                    
Number of shares issued 750,000                  
Underwriting discount $ 100                  
Net proceeds from issuance of common stock $ 1,400                  
Underwriting Agreement [Member] | Underwriters (Roth Capital Partners, LLC and National Securities Corporation) [Member] | June 2016 Financing [Member]]                    
Number of shares issued     5,000,000              
Share price (in dollars per share)     $ 2.00              
Percentage of underwriting discount   7.00%                
Underwriting discount   $ 700                
Underwriting discount per share (in dollars per share)   $ 0.14                
Offering expenses   $ 200                
Net proceeds from issuance of common stock   $ 9,100                
Underwriting Agreement [Member] | Underwriters (Roth Capital Partners, LLC and National Securities Corporation) [Member] | 45 Days Over-Allotment Option [Member]                    
Number of shares issued     750,000              
Underwriting Agreement [Member] | Underwriters (Roth Capital Partners, LLC and National Securities Corporation) [Member] | 45 Days Over-Allotment Option [Member] | Subsequent Event [Member]                    
Number of shares issued 750,000                  
Underwriting discount $ 100                  
Underwriting discount per share (in dollars per share) $ 0.14                  
Net proceeds from issuance of common stock $ 1,400                  
Underwriting Agreement [Member] | Underwriters (Roth Capital Partners, LLC and Oppenheimer & Co Inc) [Member] | 45 Days Over-Allotment Option [Member]                    
Number of shares issued             735,000      
Share price (in dollars per share)         $ 0.35          
Underwriting Agreement [Member] | Underwriters (Roth Capital Partners, LLC and Oppenheimer & Co Inc) [Member] | February 2015 Financing [Member]                    
Number of shares issued             4,900,000      
Share price (in dollars per share)             $ 5.85      
Percentage of underwriting discount           6.00%        
Underwriting discount           $ 1,700        
Underwriting discount per share (in dollars per share)           $ 0.35        
Offering expenses           $ 300        
Net proceeds from issuance of common stock           $ 26,700        
Sales Agreement [Member] | Cowen and Company LLC [Member] | At-The-Market Offering [Member]                    
Number of shares issued               1,188,211    
Net proceeds from issuance of common stock       $ 15,000       $ 2,700    
Percentage of selling commission       3.00%            
Selling commission               $ 100    
February 2015 Financing [Member] | Underwriters (Roth Capital Partners, LLC and Oppenheimer & Co Inc) [Member] | 45 Days Over-Allotment Option [Member]                    
Number of shares issued         418,700          
Underwriting discount         $ 100          
Underwriting discount per share (in dollars per share)         $ 0.35          
Net proceeds from issuance of common stock         $ 2,300