Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Summary of the weighted average significant unobservable inputs (Level 3 inputs) used in measuring the Company's warrant liability that is categorized within Level 3 of the fair value hierarchy (Details)

v3.20.1
Fair Value Measurements - Summary of the weighted average significant unobservable inputs (Level 3 inputs) used in measuring the Company's warrant liability that is categorized within Level 3 of the fair value hierarchy (Details)
Dec. 31, 2019
$ / shares
Dec. 31, 2018
USD ($)
$ / shares
Oct. 30, 2018
$ / shares
Sep. 30, 2018
$ / shares
Warrants and Rights Outstanding, Measurement Input 0.0 0.0    
Warrant [Member] | Consultant [Member] | Measurement Input, Price Volatility [Member]        
Warrants and Rights Outstanding, Measurement Input     59  
Warrant [Member] | Consultant [Member] | Measurement Input, Risk Free Interest Rate [Member]        
Warrants and Rights Outstanding, Measurement Input     2.94  
Warrant [Member] | Consultant [Member] | Measurement Input, Expected Dividend Rate [Member]        
Warrants and Rights Outstanding, Measurement Input     0  
Significant unobservable inputs (Level 3) [Member] | Derivative Liability [Member]        
Common Stock Price       $ 5.00
Significant unobservable inputs (Level 3) [Member] | Derivative Liability [Member] | Measurement Input, Expected Dividend Rate [Member]        
Warrants and Rights Outstanding, Measurement Input       0.0
Significant unobservable inputs (Level 3) [Member] | Warrant [Member]        
Common Stock Price $ 0.61 $ 3.42    
Significant unobservable inputs (Level 3) [Member] | Warrant [Member] | Measurement Input, Expected Term [Member]        
Warrants and Rights Outstanding, Measurement Input 3.26 4.27    
Significant unobservable inputs (Level 3) [Member] | Warrant [Member] | Measurement Input, Price Volatility [Member]        
Warrants and Rights Outstanding, Measurement Input 62 58    
Significant unobservable inputs (Level 3) [Member] | Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member]        
Warrants and Rights Outstanding, Measurement Input 1.62 2.58