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Fresh Start Accounting - Equity Issuance (Details) - shares
1 Months Ended
Feb. 09, 2021
Feb. 09, 2021
Class C Warrants    
Debt Instrument [Line Items]    
Warrants issued (in shares) 9,768,527 614,616
New Common Stock    
Debt Instrument [Line Items]    
Stock issued during period, new issues (in shares) 97,907,081  
New Common Stock | Class A Warrants    
Debt Instrument [Line Items]    
Warrants issued (in shares) 11,111,111  
New Common Stock | Class B Warrants    
Debt Instrument [Line Items]    
Warrants issued (in shares) 12,345,679  
New Common Stock | Class C Warrants    
Debt Instrument [Line Items]    
Warrants issued (in shares) 9,768,527