The amount of contractual interest expense on prepetition liabilities not included in the statement of operations.

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Amount of net gain (loss) on settlement of other claims for entities in bankruptcy, reported as a reorganization item.

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

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Amount recognized from the revaluation of assets and liabilities.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of interest expense on prepetition obligations included in the statement of operations.

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Total amount of reorganization items.

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Emergence from Bankruptcy and Fresh Start Accounting (Details) - USD ($) $ in Thousands	3 Months Ended									9 Months Ended	12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Oct. 01, 2016	Dec. 31, 2018	Dec. 31, 2017
Fresh-Start Adjustment [Line Items]
Gain on settlement of claims									$ 0		$ 0	$ 0
Fresh start adjustments, net									0		0	0
Professional fees									(759)		(1,661)	(2,398)
Reorganization Items	$ (60)	$ (560)	$ (740)	$ (301)	$ 494	$ (43)	$ (21)	$ (2,828)	$ (759)		$ (1,661)	$ (2,398)
Predecessor
Fresh-Start Adjustment [Line Items]
Gain on settlement of claims										$ 4,142,104
Fresh start adjustments, net										(2,466,010)
Professional fees										(46,053)
Reorganization Items										1,630,041
Interest expense										135,900
Contractual interest expense										$ 300,900