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Commitments and Contingencies (Details) - USD ($)
12 Months Ended
Nov. 20, 2017
Sep. 11, 2017
Dec. 31, 2017
Dec. 31, 2018
Oct. 19, 2017
Sep. 27, 2017
Financial Condition and Liquidity [Abstract]            
Working capital     $ (4,100,000) $ 2,100,000    
Legal proceedings [Abstract]            
Litigation settlement amount awarded   $ 278,923        
Preferred stock dividend rate per annum     12.00%      
Possible gain contingency amount           $ 669,989
Possible loss for advance or indemnification of legal fees and expenses         $ 1,550,000  
Costa Brava [Member]            
Legal proceedings [Abstract]            
Percentage of public preferred stock owned       12.70%    
Wynnefield [Member]            
Legal proceedings [Abstract]            
Percentage of public preferred stock owned       17.40%    
Hamot [Member]            
Legal proceedings [Abstract]            
Legal fees and expenses $ 1,450,000          
Hamot [Member] | Counts I and III [Member] | Pending Appeal [Member]            
Legal proceedings [Abstract]            
Legal fees and expenses, entitled 750,000          
Hamot [Member] | Counts II and IV [Member]            
Legal proceedings [Abstract]            
Legal fees and expenses, entitled $ 659,750          
Percentage entitled for legal fees and expenses 91.00%          
Hamot [Member] | Third Amended Complaint [Member]            
Legal proceedings [Abstract]            
Legal fees and expenses $ 100,000          
Legal fees and expenses, entitled $ 100,000