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Capital Structure - Summary of Fair Value Assumptions Black Scholes Option Pricing Model (Details)

v3.20.4
Capital Structure - Summary of Fair Value Assumptions Black Scholes Option Pricing Model (Details)
$ in Thousands
Dec. 31, 2020
USD ($)
Schedule Of Capitalization Equity [Line Items]  
Fair value $ 65
Series A Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value $ 33
Remaining contractual term 4 years 2 months 26 days
Series B Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value $ 32
Remaining contractual term 3 months 25 days
Expected Volatility | Series A Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value measurement warrant inputs 0.7518
Expected Volatility | Series B Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value measurement warrant inputs 0.7722
Risk Free Interest Rates | Series A Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value measurement warrant inputs 0.0027
Risk Free Interest Rates | Series B Warrants  
Schedule Of Capitalization Equity [Line Items]  
Fair value measurement warrant inputs 0.0009