Annual report pursuant to Section 13 and 15(d)

Stock Options - Schedule of Fair Value Assumptions Using Black-Scholes Method (Details)

v3.20.1
Stock Options - Schedule of Fair Value Assumptions Using Black-Scholes Method (Details)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Average expected term (years) 5 years 5 years
Expected dividend yield 0.00% 0.00%
Maximum [Member]    
Risk-free interest rate 1.51% 2.25%
Expected volatility 180.00% 184.45%
Minimum [Member]    
Risk-free interest rate 2.75% 3.00%
Expected volatility 413.83% 190.22%