Annual report pursuant to Section 13 and 15(d)

Fresh Start Accounting - Liabilities Subject to Comprise, Settled (Details)

v3.20.4
Fresh Start Accounting - Liabilities Subject to Comprise, Settled (Details) - USD ($)
$ in Thousands
Sep. 01, 2019
Aug. 31, 2019
Aug. 30, 2019
Fresh-Start Adjustment [Line Items]      
Liabilities subject to compromise   $ 1,722,052 $ 1,722,052
Fair value of common stock issued to Predecessor Term Loan and Predecessor Senior Notes holders   (171,989)  
Gain on settlement of Liabilities subject to compromise $ 559,737 559,737  
Predecessor Term Loan      
Fresh-Start Adjustment [Line Items]      
(Payment) Issue Long-term debt   (165,619)  
Predecessor Senior Notes      
Fresh-Start Adjustment [Line Items]      
(Payment) Issue Long-term debt   (2,207)  
Takeback Loan Facility      
Fresh-Start Adjustment [Line Items]      
(Payment) Issue Long-term debt   $ (822,500)