Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurement - Summary of Assumptions Used for Valuation of Fair Value Liabilities (Details)

v3.20.2
Fair Value Measurement - Summary of Assumptions Used for Valuation of Fair Value Liabilities (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Risk Free Interest Rate [Member]        
Fair value assumptions, measurement input, percentages 0.36%      
Risk Free Interest Rate [Member] | Minimum [Member]        
Fair value assumptions, measurement input, percentages   1.47% 0.16% 1.47%
Risk Free Interest Rate [Member] | Maximum [Member]        
Fair value assumptions, measurement input, percentages   1.75% 1.69% 2.45%
Contractual Term (Years) [Member]        
Fair value assumptions, measurement input, term 6 years      
Contractual Term (Years) [Member] | Minimum [Member]        
Fair value assumptions, measurement input, term   1 year 1 year 1 year
Contractual Term (Years) [Member] | Maximum [Member]        
Fair value assumptions, measurement input, term   5 years 8 years 10 years
Expected Volatility [Member]        
Fair value assumptions, measurement input, percentages 137.00%      
Expected Volatility [Member] | Minimum [Member]        
Fair value assumptions, measurement input, percentages   118.00% 78.00% 106.00%
Expected Volatility [Member] | Maximum [Member]        
Fair value assumptions, measurement input, percentages   139.00% 138.00% 140.00%
Expected Dividend Yield [Member]        
Fair value assumptions, measurement input, percentages 0.00% 0.00% 0.00% 0.00%