Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual)

v3.10.0.1
Stockholders' Equity (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
Apr. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Allocated Share-based Compensation Expense     $ 9,000 $ 180,000 $ 131,000 $ 345,000  
Derivative Liability   $ 180,000          
Fair Value Adjustment of Warrants   180,000          
Adjustments to Additional Paid in Capital, Warrant Issued         91,000    
Series E Preferred Stock Accreted Value From Dividends $ 396,000       $ 396,000    
Class Of Warrant Or Right Shares Granted         4,391,744   387,597
Class Of Warrants Or Rights Options Increased         4,004,147    
Class Of Warrant Or Right Weighted Average Exercise Price Granted         $ 0.0759   $ 0.86
Deemed Dividend     (5,541,000) $ 0 $ (11,140,000) $ 0  
HlhwIv Llc [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Adjustments to Additional Paid in Capital, Warrant Issued   $ 180,000          
Employee Stock Option [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Allocated Share-based Compensation Expense         $ 100,000    
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period         2 years 1 month 6 days    
Series E Convertible Preferred Stock [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Conversion of Stock, Shares Converted         8,478    
Dividends         $ 342,000    
Common Stock [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Conversion of Stock, Shares Issued         23,825,614    
Adjustments to Additional Paid in Capital, Warrant Issued         $ 0    
Series E Preferred Stock Accreted Value From Dividends         0    
Warrant [Member]              
Disclosure Of Compensation Related Costs Share based Payments [Line Items]              
Class Of Warrant Or Right Issued   83,333          
Deemed Dividend     $ 441,000   $ 441,000