Annual report pursuant to Section 13 and 15(d)

Warrants and Derivative Liabilities (Details 1)

v3.20.1
Warrants and Derivative Liabilities (Details 1) - 2019 Common Stock Warrants - Black-Scholes option pricing model
Dec. 31, 2019
$ / shares
Class of Warrant or Right [Line Items]  
Underlying common stock price $ 0.22
Dividend yield  
Class of Warrant or Right [Line Items]  
Warrants and rights outstanding measurement input (in percent) 0
Volatility factor  
Class of Warrant or Right [Line Items]  
Warrants and rights outstanding measurement input (in percent) 93.08
Risk-free interest rate  
Class of Warrant or Right [Line Items]  
Warrants and rights outstanding measurement input (in percent) 1.62
Expected term (years)  
Class of Warrant or Right [Line Items]  
Expected Term (years) 5 years