Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Assumptions Used in Black-Scholes-Merton Option-Pricing Model (Details)

v3.20.1
Stockholders' Equity - Schedule of Assumptions Used in Black-Scholes-Merton Option-Pricing Model (Details)
3 Months Ended
Mar. 31, 2019
Expected years until exercise 3 years 4 months 24 days
Dividend yield 0.00%
Minimum  
Expected stock volatility 70.50%
Risk free interest rate 0.92%
Maximum  
Expected stock volatility 86.30%
Risk free interest rate 3.04%