Current report filing

Convertible Preferred Stock and Stockholders' Equity - Common Stock to Consultants (Details)

v3.20.4
Convertible Preferred Stock and Stockholders' Equity - Common Stock to Consultants (Details) - Consultant - $ / shares
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Risk-free interest rate, Minimum 0.60% 1.50%
Risk-free interest rate, Maximum 0.80% 2.50%
Expected volatility, Minimum 54.30% 54.40%
Expected volatility, Maximum 54.80% 54.90%
Expected life, Minimum (in years) 9 years 4 months 24 days 9 years 4 months 24 days
Expected life, Maximum (in years) 10 years 10 years
Fair value of Common Stock   $ 4.08
Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of Common Stock $ 1.71  
Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fair value of Common Stock $ 9.75