Annual report pursuant to Section 13 and 15(d)

Debt (Details Narrative)

v3.20.1
Debt (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
May 14, 2018
Jan. 03, 2018
Jul. 28, 2017
Jun. 30, 2014
Dec. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Oct. 02, 2018
Jan. 31, 2018
Sep. 30, 2014
Percentage of loan bear interest rate               10.00%    
Total payoff amount           $ 3      
Debt maturity date           Oct. 01, 2021        
L2 Capital Debt [Member]                    
Debt principal amount $ 700               $ 840  
Debt purchase price                 $ 750  
Warrant to purchase shares of common stock                 68,257  
Warrant exercise price per share                 $ 3.31  
Percentage of loan bear interest rate                 8.00%  
Percentage of default interest rate                 18.00%  
Gross proceeds of convertible preferred stock and warrants 15,000                  
Total payoff amount 1,100                  
Interest amount 400                  
Hercules Term Loan [Member]                    
Debt principal amount   $ 2,300                
Hercules Term Loan [Member] | Closing Date [Member]                    
Term loan fee amount                   $ 200
Final payment fee for debt                   1,700
Hercules Term Loan [Member] | Loan and Security Agreement [Member]                    
Debt principal amount                   $ 20,000
Debt maturity date       Jan. 01, 2018            
Hercules Term Loan [Member] | Senior Secured Convertible Promissory Notes One [Member]                    
Debt principal amount   1,100                
Hercules Term Loan [Member] | Senior Secured Convertible Promissory Notes Two [Member]                    
Debt principal amount   $ 2,200                
Exchange Notes [Member]                    
Percentage of loan bear interest rate   15.00%                
Debt maturity date   Feb. 03, 2019                
MEF I, L.P. and Anson Investments [Member]                    
Debt principal amount 1,400                  
Gross proceeds of convertible preferred stock and warrants 15,000                  
Total payoff amount 1,600                  
Interest amount $ 200                  
North Stadium Loan [Member] | North Stadium Investments, LLC [Member]                    
Debt principal amount     $ 2,500              
Warrant to purchase shares of common stock     55,000              
Warrant exercise price per share     $ 5.04              
Percentage of loan bear interest rate     10.00%              
Debt maturity date     Jul. 28, 2018              
Warrant term     5 years              
Fair value of warrants     $ 200              
Equipment Loan [Member]                    
Debt principal amount         $ 20 $ 20        
Percentage of loan bear interest rate         12.00% 12.00%        
Debt monthly payments         $ 1