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Stock-Based Compensation - Schedule of Fair Value Profits Interest Estimated on Weighted Average Assumptions (Details) - Restricted Stock
9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Expected term (in years) 6 years 6 years
Risk-free rate 0.36% 1.75%
Expected volatility 140.45% 65.06%
Expected dividend yield 0.00% 0.00%