Debt conversion, percentage of princpal amount exchanged.

No definition available.

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- Definition

Shareholder dilution percentage.

+ References

No definition available.

+ Details

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- Definition

Volume-weighted average price of common shares.

+ References

No definition available.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

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- Definition

The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586

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- Definition

The expiration, mandatory redemption, or due date, month and year (YYYY-MM), of the financial instrument issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

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- Definition

Dividend or interest rate associated with the financial instrument issued in exchange for the original debt being converted in a noncash or part noncash transaction. Noncash are transactions that affect recognized assets or liabilities but that do not result in cash receipts or cash payments. Part noncash refers to that portion of the transaction not resulting in cash receipts or cash payments.

+ References

+ Details

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- Definition

The number of warrants issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

+ Details

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- Definition

The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

+ Details

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash inflow from the collection of receivables related to a loss contingency.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12053-110248

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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 17
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Subsequent Events - Additional Information (Details) - USD ($)			12 Months Ended
	Nov. 08, 2018	Oct. 17, 2018	Dec. 31, 2017	Oct. 16, 2018
Subsequent Event [Line Items]
Equitization of Holdco Notes			$ 978,230,000
Subsequent Event \| Exchange Agreement
Subsequent Event [Line Items]
Number of common stock issued upon exercise of each warrant		1
Volume-weighted average price of common shares		$ 2.50
Shareholder dilution percentage		6.00%
Subsequent Event \| Settlement Agreements
Subsequent Event [Line Items]
Settlement agreement, receivables	$ 13,200,000
Subsequent Event \| Ultra Resources, Inc. \| Exchange Agreement
Subsequent Event [Line Items]
Debt issued on exchange, maturity date		2024-07
Warrants price per share		$ 0.01
Subsequent Event \| 6.875% Senior, Unsecured Notes Due 2022 \| Ultra Resources, Inc. \| Exchange Agreement
Subsequent Event [Line Items]
Aggregate principal amount of debt exchanged		$ 556,400,000
Aggregate principal amount of debt exchanged, percentage		79.50%
Equitization of Holdco Notes		$ 720
Warrants issued on exchange		14.0
Subsequent Event \| 7.125% Senior, Unsecured Notes Due 2025 \| Ultra Resources, Inc. \| Exchange Agreement
Subsequent Event [Line Items]
Aggregate principal amount of debt exchanged		$ 267,100,000
Aggregate principal amount of debt exchanged, percentage		53.40%
Equitization of Holdco Notes		$ 660
Warrants issued on exchange		14.0
Subsequent Event \| Senior Secured Second Lien Notes due July 2024 \| Ultra Resources, Inc. \| Exchange Agreement
Subsequent Event [Line Items]
Debt issued on exchange, maturity date		2024-07
Subsequent Event \| Senior Secured Second Lien Notes due July 2024 \| Ultra Resources, Inc. \| Exchange Agreement \| Cash Notes
Subsequent Event [Line Items]
Debt issued on exchange, interest rate		9.00%
Subsequent Event \| Senior Secured Second Lien Notes due July 2024 \| Ultra Resources, Inc. \| Exchange Agreement \| Payment in Kind (PIK) Note
Subsequent Event [Line Items]
Debt issued on exchange, interest rate		2.00%
Subsequent Event \| SPMT
Subsequent Event [Line Items]
Settlement agreement, accrued payment				$ 2,000,000