Quarterly report pursuant to Section 13 or 15(d)

Warrants and Derivative Liabilities - Schedule of input and valuation technique used to value warrant liabilities (Details)

v3.21.1
Warrants and Derivative Liabilities - Schedule of input and valuation technique used to value warrant liabilities (Details)
Mar. 31, 2021
$ / shares
Dec. 31, 2020
$ / shares
Class of Warrant or Right [Line Items]    
Underlying common stock price (in dollars per share) $ 0.12 $ 0.04
Dividend yield    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input 0.0000 0.0000
Volatility factor    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input 1.375 0.909
Risk-free interest rate    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input 0.0015 0.0014
Expected term (years)    
Class of Warrant or Right [Line Items]    
Expected term (years) 1 year 10 months 17 days 2 years 1 month 17 days