Fair Value Measurements - Schedule of Valuation Assumptions used in Determining Fair Value (Details) - 3.00% / 5.00% Convertible Senior Secured PIK Toggle Notes due August 31, 2024 - Level 3	Dec. 31, 2020
Measurement Input, Risk Free Interest Rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt Instrument, Measurement Input	0.0023
Measurement Input, Credit Spread
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt Instrument, Measurement Input	0.0645
Measurement Input, Control Premium
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt Instrument, Measurement Input	0.0200
Measurement Input, Price Volatility
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Debt Instrument, Measurement Input	0.5000