Fresh Start Accounting - Reorganization Items (Details) - Predecessor - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Oct. 01, 2016	Dec. 31, 2015
Schedule of Reorganization Items [Line Items]
Unamortized long-term debt	$ 3,546,847
Litigation claims	(20,478)
Rejections and cures of executory contracts	(16,038)
Ad valorem and franchise taxes	(3,494)
Legal and professional fees and expenses	(44,920)
Write off of director and officer insurance policy	(7,533)
Gain on accounts payable settlements	84,228
Loss on mortgage	(8,153)
Gain on preferred stock dividends	37,893
Fresh start valuation adjustments	(28,549)
Fair value of equity issued	(827,424)
Principal value of Convertible Notes issued	(281,780)
Gain on reorganization items, net	$ 2,430,599	$ 0

Debtor Reorganization Items, Ad Valorem and Franchise Taxes

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Debtor Reorganization Items, Fair Value of Equity issued

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Debtor Reorganization Items, Gain (Loss) on Settlement of Accounts Payable

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Debtor Reorganization Items, Gain (Loss) on Settlement of Mortgage Claims

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Debtor Reorganization Items, Gain (Loss) on Settlement of Preferred Stock Dividends

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Debtor Reorganization Items, Unamortized Long Term Debt

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Debtor Reorganization Items, Value of Debt Issued

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Debtor Reorganization Items, Write-off Prepaid Expenses

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[Line Items] for Schedule of Reorganization Items [Table]

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Amount of reorganization items related to legal and advisory professional fees related to entities in bankruptcy.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 45
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=64805424&loc=d3e55730-112764

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-Section 55
-Paragraph 3
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Amount of gain (loss) on rejection of leases and other executory contracts, reported as a reorganization item.

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-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56145-112766

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-Paragraph 9
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Amount of expense for claims expected to be incurred by an entity in reorganization.

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Amount recognized from the revaluation of assets and liabilities.

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Total amount of reorganization items.

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