Quarterly report pursuant to Section 13 or 15(d)

Convertible Unsecured Notes (Details Textual)

v3.7.0.1
Convertible Unsecured Notes (Details Textual) - USD ($)
1 Months Ended 6 Months Ended 12 Months Ended
Sep. 01, 2016
Jan. 30, 2017
Jun. 30, 2017
Dec. 31, 2016
Apr. 27, 2017
Convertible Unsecured Notes (Textual)          
Purchase of warrants   250,000      
Ownership percentage         4.99%
Warrants valued using Black-Scholes Option pricing model     $ 73,000    
Debt discount     $ 53,000    
Warrant exercise price     $ 3.00 $ 3.00  
Issuance of warrants     62,500    
Unsecured Debt [Member] | Minimum [Member]          
Convertible Unsecured Notes (Textual)          
Debt discount       $ 305,000  
Fair value of additional issuance to warrants       $ 30,000  
Warrant exercise price       $ 3.00  
Unsecured Debt [Member] | Maximum [Member]          
Convertible Unsecured Notes (Textual)          
Debt discount       $ 335,000  
Fair value of additional issuance to warrants       $ 305,000  
Warrant exercise price       $ 3.00  
Securities Purchase Agreement [Member]          
Convertible Unsecured Notes (Textual)          
Warrants exercisable term 5 years        
Purchase of warrants 124,999        
Exercise price per share $ 4.00        
Convertible unsecured notes $ 1,250,000     $ 1,250,000  
Transaction expenses and consisting of legal costs 45,000        
Net proceeds $ 1,205,000        
Convertible unsecured notes bear interest rate 12.00%        
Unsecured notes maturity date Sep. 01, 2017        
Unsecured notes conversion, description The Convertible Unsecured Notes are subordinate to the Senior Notes described in Note 8. The Convertible Unsecured Notes were initially convertible at the option of the holder into common stock at a conversion price of $4.31 per share and will automatically convert into shares of common stock in the event of a conversion of at least 50% of the then outstanding (i) principal, (ii) accrued and unpaid interest with respect to such principal and (iii) accrued and unpaid late charges, if any, with respect to such principal and interest, under the Senior Notes. In connection with the issuance of the 2016 Senior Notes and amendment and restatement of the 2015 Senior Notes, the conversion price was reduced to $2.50 per share.        
Ownership percentage 9.99%        
Unpaid interest rate on notes 100.00%        
Debt discount $ 553,000        
Securities Purchase Agreement One [Member]          
Convertible Unsecured Notes (Textual)          
Warrants exercisable term 5 years        
Purchase of warrants 62,500        
Exercise price per share $ 4.00        
Gross proceeds from issuance of warrants $ 3,000,000