Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details Narrative)

v3.7.0.1
Subsequent Events (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Jul. 28, 2017
Jan. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Feb. 28, 2017
Jul. 08, 2016
Subsequent Event [Line Items]            
Shares issued, price per share           $ 0.88
Proceeds from issuance of common stock     $ 4,702 $ 4,337    
Term loan     $ 7,421 $ 17,814    
Subsequent Event [Member] | North Stadium Investments, LLC [Member]            
Subsequent Event [Line Items]            
Exercise price of warrants $ 0.42          
Term loan $ 2,500          
Interest rate 10.00%          
Warrant term 5 years          
Subsequent Event [Member] | North Stadium Investments, LLC [Member] | Maximum [Member]            
Subsequent Event [Line Items]            
Warrants purchased 660,000          
Subsequent Event [Member] | Secondary Offering [Member]            
Subsequent Event [Line Items]            
Stock issued during period, shares, new issues   8,900,000        
Warrants purchased   4,005,000        
Shares issued, price per share   $ 0.51        
Exercise price of warrants   $ 0.45        
Proceeds from issuance of common stock   $ 4,100        
Subsequent Event [Member] | Secondary Offering [Member] | Five-Year Anniversary [Member]            
Subsequent Event [Line Items]            
Exercise price of warrants   $ 0.55        
Subsequent Event [Member] | Underwriters Offering [Member]            
Subsequent Event [Line Items]            
Warrants purchased         360,000  
Subsequent Event [Member] | Engagement Letter [Member] | Ladenburg Thalmann [Member]            
Subsequent Event [Line Items]            
Legal fee   $ 314,160