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Share-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of assumptions used to calculate black-scholes option pricing model for options granted

The following table illustrates the various assumptions used to calculate the Black-Scholes option pricing model for stock options granted during the nine months periods presented:

 

For the nine months ended  September 30,
2020
  September 30,
2019
Weighted-average risk-free interest rates   0.5%   2.3%
Dividend yield   0.00%   0.00%
Weighted-average expected life of the option   7 years    7 years 
Weighted-average expected stock price volatility   94%   94%
Weighted-average fair value of the options granted  $0.36   $0.41