Derivative, Cash Received on Early Settlement

No definition available.

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- Definition

Number Of Counterparties To Open Derivative Contracts

+ References

No definition available.

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- Definition

The net cash outflow or inflow from derivatives instruments during the period, which are classified as operating activities, excluding those designated as hedging instruments.

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No definition available.

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- Definition

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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No definition available.

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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Derivatives - Narrative (Details) $ in Thousands	3 Months Ended					9 Months Ended	12 Months Ended
Derivatives - Narrative (Details) $ in Thousands	Dec. 31, 2017 USD ($) institution	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 01, 2016 USD ($)	Dec. 31, 2017 USD ($) institution	Dec. 31, 2015 USD ($)
Successor
Derivative Instruments and Hedging Activities Disclosures [Line Items]
(Gain) loss on derivative contracts	$ 21,900	$ 11,700	$ (23,500)	$ (34,200)	$ 25,652		$ (24,090)
Cash receipts on settlement of derivative contracts					7,698		$ 7,260
Number of counterparties to open derivative contracts \| institution	7						7
Successor \| Commodity Derivatives
Derivative Instruments and Hedging Activities Disclosures [Line Items]
(Gain) loss on derivative contracts					25,700		$ (24,100)
Cash receipts on settlement of derivative contracts					$ 7,700		$ 7,300
Predecessor
Derivative Instruments and Hedging Activities Disclosures [Line Items]
(Gain) loss on derivative contracts						$ 4,823		$ (73,061)
Cash receipts on settlement of derivative contracts						72,608		327,702
Predecessor \| Commodity Derivatives
Derivative Instruments and Hedging Activities Disclosures [Line Items]
(Gain) loss on derivative contracts						4,800		(73,100)
Cash receipts on settlement of derivative contracts						72,600		$ 327,700
Derivative, cash received on early settlement						$ 17,900
Predecessor \| Senior Notes \| 8.75% Senior Notes due 2020
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Long-term debt, fixed interest rate						8.75%