Annual report pursuant to Section 13 and 15(d)

Liquidity (Details Narrative)

v3.8.0.1
Liquidity (Details Narrative) - USD ($)
1 Months Ended 12 Months Ended
Oct. 31, 2017
Oct. 12, 2017
Sep. 30, 2017
Jul. 31, 2017
Jun. 21, 2017
Jun. 16, 2017
Apr. 18, 2017
Mar. 22, 2017
Feb. 08, 2017
Jan. 25, 2017
Jan. 06, 2017
Apr. 18, 2017
Dec. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Jul. 07, 2017
Jul. 05, 2017
Sep. 28, 2016
Dec. 31, 2015
Oct. 31, 2014
Cash and cash equivalents                         $ 602,000 $ 15,199,000 $ 602,000       $ 8,310,000  
Accounts receivable, net                         2,209,000 3,437,000 2,209,000          
Total current assets                         4,240,000 19,808,000 4,240,000          
Total current liabilities                         16,241,000 8,091,000 16,241,000          
Net loss                           12,216,000 8,332,000          
Net cash used in operating activities                           15,263,000 7,607,000          
Gross proceeds from sale of equity                           34,000,000            
Proceeds from issuance of sale of equity                           29,900,000            
Number of common stock shares issued         9,900,000                              
Common stock issued price per share       $ 1.09                                
Warrant exercise price   $ 1.25                             $ 1.25      
Gross proceeds from equity offerings       $ 960,000                   29,900,000            
Underwriters over-allotment option to purchase common stock       875,000   1,875,000                            
Proceeds from exercise of warrants $ 1,200,000   $ 900,000                     6,861,000          
Warrants exercised 925,000 4,000,000 747,800                                  
Other (expense) income                           (2,128,000) 14,000          
SCM Specialty Finance Opportunities Fund, L.P. [Member]                                        
Line of credit                                   $ 1,200,000    
Senior Secured Convertible Note [Member]                                        
Debt conversion, converted instrument, shares issued                       3,795,429                
RedPath Note [Member]                                        
Debt instrument, face amount                         9,340,000   $ 9,340,000         $ 10,700,000
Repayments of debt                         $ 1,330,000              
RedPath Note [Member] | Senior Secured Convertible Note [Member]                                        
Debt instrument, face amount               $ 5,320,000                        
RedPath Note [Member] | Senior Secured Non-Convertible Note [Member]                                        
Debt instrument, face amount               3,550,000           3,550,000            
Debt conversion, converted instrument, shares issued             3,795,429         3,795,429                
RedPath Note [Member] | Investor [Member]                                        
Business combination cash acquired               $ 8,870,000                        
RedPath Note [Member] | Investor [Member] | Senior Secured Non-Convertible Note [Member]                                        
Debt instrument, face amount             $ 3,550,000         $ 3,550,000                
Base Warrants [Member]                                        
Number of common stock shares issued         12,500,000                              
Gross proceeds from equity offerings         $ 13,700,000                              
Underwriters over-allotment option to purchase common stock           1,875,000                            
Proceeds from exercise of warrants                           $ 6,200,000            
Pre-Funded Warrants [Member]                                        
Number of common stock shares issued         2,600,000                              
Warrant to purchase shares of common stock         2,600,000                              
Warrant exercise price           $ 1.09               $ 0.01   $ 0.01        
Gross proceeds from equity offerings         $ 12,300,000                              
First Registered Direct Offering [Member]                                        
Proceeds from issuance of sale of equity                     $ 4,300,000                  
Number of common stock shares issued                     630,000                  
Common stock issued price per share                     $ 6.81                  
Second Registered Direct Offering [Member]                                        
Number of common stock shares issued                   855,000                    
Warrant to purchase shares of common stock                   855,000                    
Second Registered Direct Offering and Private Placement [Member]                                        
Proceeds from issuance of sale of equity                   $ 4,000,000                    
Confidentially Marketed Public Offering [Member]                                        
Proceeds from issuance of sale of equity                 $ 3,900,000                      
Number of common stock shares issued                 1,200,000                      
Common stock issued price per share                 $ 3.00                      
Public Offering [Member] | Base Warrants [Member]                                        
Number of common stock shares issued         9,900,000                              
Common stock issued price per share         $ 1.10                              
Prefunded warrants of shares         2,600,000                              
Warrant exercise price         $ 1.09                              
Private Placement [Member]                                        
Warrant exercise price   $ 1.80                                    
Proceeds from exercise of warrants   $ 5,000,000                                    
Warrants exercised   3,200,000