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Stock Options and Warrants (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Jul. 31, 2017
Stock Options and Warrants (Textual)      
Stock compensation expense $ 378,000 $ 293,000  
Unrecognized compensation cost related to non-vested stock option awards 28,000    
Unrecognized compensation cost related to non-vested stock option awards, period   1 year 3 months 19 days  
Fair value of shares vested 1,210,000 $ 224,718  
Additional Paid-In Capital      
Stock Options and Warrants (Textual)      
Stock compensation expense $ 378,000 $ 293,000  
Warrant [Member]      
Stock Options and Warrants (Textual)      
Granted during the period, options   535,600  
Weighted average exercise price $ 2.90 $ 3.10  
Weighted-average grant date fair value per share $ 1.24 $ 1.24  
Warrant outstanding 2,182,902 2,239,702  
Risk free interest rate 2.33% 2.69%  
Expected volatility factor 116.00% 66.00%  
Expected dividend yield 0.00% 0.00%  
Estimated option term 4 years 10 months 25 days 4 years 10 months 25 days  
Warrants issued in connection with convertible notes payable and common stock issuances 0 535,600  
Stock option [Member]      
Stock Options and Warrants (Textual)      
Plan authorized     1,200,000
Granted during the period, options 613,000 88,000  
Intrinsic value $ 1,300,000    
Weighted-average grant date fair value per share $ 0.50 $ 0.72  
Exercisable in-the-money 1,206,000    
Risk free interest rate   2.69%  
Risk free interest rate, minimum 1.87%    
Risk free interest rate, maximum 2.60%    
Expected volatility factor   66.00%  
Expected volatility factor, minimum 65.80%    
Expected volatility factor, maximum 72.40%    
Expected dividend yield 0.00% 0.00%  
Estimated option term 5 years 5 years