Annual report pursuant to Section 13 and 15(d)

Bankruptcy Proceedings, Emergence and Fresh Start Accounting Schedule of Items Included in Reorganization Items, Net (Details)

v3.10.0.1
Bankruptcy Proceedings, Emergence and Fresh Start Accounting Schedule of Items Included in Reorganization Items, Net (Details) - USD ($)
$ in Thousands
8 Months Ended 12 Months Ended
Sep. 12, 2016
Dec. 31, 2018
Reorganizations [Abstract]    
Liabilities subject to compromise, gain $ 1,150,248 $ 0
Fresh-Start Adjustment, Description 28319 0
Reorganization items, legal and professional fees $ 29,976 $ 200
Reorganization items, Settlements related to contract amendments (2,550) 0
Debtor Reorganization Items, DIP Facility Costs and Commitment fees (170) 0
Reorganization Items, Write-off Prepaid D&O Insurance (832) 0
Debtor Reorganization Items, Other Expense (Income) (46) 3,122
Debtor Reorganization Items $ 1,144,993 3,322
Reorganization Item - Potential Settlement of Certain Claims in Cash   2,700
Reorganization Items - Secured claims-AP   $ 400