XML 176 R147.htm IDEA: XBRL DOCUMENT v3.20.4
Fair Value Measurements - Schedule of Warrant Liabilities, Change In Using Black Scholes to Monte Carlo Simulation Assumptions (Details)
Sep. 30, 2020
Integer
$ / shares
Sep. 29, 2020
$ / shares
Apr. 23, 2020
$ / shares
Apr. 02, 2020
$ / shares
Exercise Price | $ / shares   $ 3.06 $ 9.00 $ 7.74
Fair value assumption, warrant Contractual term (years)     3 years 5 years
Warrant Liability [Member]        
Fair value of underlying common shares | $ / shares $ 9.00      
Exercise Price | $ / shares $ 2.75      
Warrant Liability [Member] | Expected Dividend Yield [Member]        
Fair value of warrant liability, measurement input, percentage      
Warrant Liability [Member] | Expected Volatility [Member]        
Fair value of warrant liability, measurement input, percentage 50.7      
Warrant Liability [Member] | Risk Free Rate [Member]        
Fair value of warrant liability, measurement input, percentage 0.22      
Warrant Liability [Member] | Contractual Term (Years) [Member]        
Fair value assumption, warrant Contractual term (years) 4 years 5 months 16 days      
Purchase Agreements Investors [Member]        
Fair value of underlying common shares | $ / shares $ 9.00      
Exercise Price | $ / shares 7.00      
Purchase Agreements Investors [Member] | Monte Carlo [Member]        
Fair value of underlying common shares | $ / shares 9.00      
Exercise Price | $ / shares $ 9.25      
Purchase Agreements Investors [Member] | Expected Dividend Yield [Member]        
Fair value of warrant liability, measurement input, percentage      
Purchase Agreements Investors [Member] | Expected Dividend Yield [Member] | Monte Carlo [Member]        
Fair value of warrant liability, measurement input, percentage      
Purchase Agreements Investors [Member] | Expected Volatility [Member] | Minimum [Member]        
Fair value of warrant liability, measurement input, percentage 73.6      
Purchase Agreements Investors [Member] | Expected Volatility [Member] | Minimum [Member] | Monte Carlo [Member]        
Fair value of warrant liability, measurement input, percentage 69.7      
Purchase Agreements Investors [Member] | Expected Volatility [Member] | Maximum [Member]        
Fair value of warrant liability, measurement input, percentage 74.3      
Purchase Agreements Investors [Member] | Expected Volatility [Member] | Maximum [Member] | Monte Carlo [Member]        
Fair value of warrant liability, measurement input, percentage 71.2      
Purchase Agreements Investors [Member] | Risk Free Rate [Member]        
Fair value of warrant liability, measurement input, percentage 0.12      
Purchase Agreements Investors [Member] | Risk Free Rate [Member] | Monte Carlo [Member]        
Fair value of warrant liability, measurement input, percentage 0.12      
Purchase Agreements Investors [Member] | Contractual Term (Years) [Member] | Minimum [Member]        
Fair value assumption, warrant Contractual term (years) 1 year 1 month 13 days      
Purchase Agreements Investors [Member] | Contractual Term (Years) [Member] | Minimum [Member] | Monte Carlo [Member]        
Fair value assumption, warrant Contractual term (years) 1 year 4 months 20 days      
Purchase Agreements Investors [Member] | Contractual Term (Years) [Member] | Maximum [Member]        
Fair value assumption, warrant Contractual term (years) 1 year 2 months 8 days      
Purchase Agreements Investors [Member] | Contractual Term (Years) [Member] | Maximum [Member] | Monte Carlo [Member]        
Fair value assumption, warrant Contractual term (years) 1 year 5 months 27 days      
ARETE Wealth Management [Member]        
Fair value of underlying common shares | $ / shares $ 9.00      
Exercise Price | $ / shares $ 5.00      
ARETE Wealth Management [Member] | Expected Dividend Yield [Member]        
Fair value of warrant liability, measurement input, percentage      
ARETE Wealth Management [Member] | Expected Volatility [Member]        
Fair value of warrant liability, measurement input, percentage 60.0      
ARETE Wealth Management [Member] | Risk Free Rate [Member]        
Fair value of warrant liability, measurement input, percentage 0.27      
ARETE Wealth Management [Member] | Contractual Term (Years) [Member]        
Fair value assumption, warrant Contractual term (years) 4 years 7 months 6 days