Debt covenant current ratio.

No definition available.

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- Definition

Debt covenant minimum current ratio.

+ References

No definition available.

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- Definition

Debt covenant requirement maximum leverage ratio.

+ References

No definition available.

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- Definition

Debt instrument borrowing base determination.

+ References

No definition available.

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- Definition

Debt instrument expanded borrowing base.

+ References

No definition available.

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- Definition

Letter of credit facility sub limit.

+ References

No definition available.

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- Definition

Maximum margin for loans.

+ References

No definition available.

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- Definition

Minimum margin for loans.

+ References

No definition available.

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- Definition

Percentage of assets secured under credit facility.

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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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.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

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- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

The carrying value as of the balance sheet date of the noncurrent portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Long-Term Debt - Senior Secured Credit Facility - Additional Information (Details) - USD ($)				3 Months Ended	12 Months Ended
	Jan. 04, 2018	Jul. 28, 2015	Apr. 04, 2014	Sep. 30, 2017	Dec. 31, 2018	Nov. 30, 2018	Sep. 30, 2018	May 31, 2018	Jan. 31, 2018	Dec. 31, 2017	Jun. 15, 2017
Debt Instrument [Line Items]
Senior Secured Credit Facility					$ 183,000,000					$ 142,080,000
Senior secured credit facility sub limit					2,500,000
Debt instrument expanded borrowing base					$ 275,000,000
Debt instrument borrowing base determination					semi-annually as of May 1 and November 1
Leverage ratio				4.00%	1.00%
Minimum
Debt Instrument [Line Items]
Commitment fee percentage					0.375%
Debt instrument expanded borrowing base						$ 190,000,000					$ 112,000,000
Maximum
Debt Instrument [Line Items]
Commitment fee percentage					0.50%
Debt instrument expanded borrowing base						$ 275,000,000		$ 190,000,000			$ 160,000,000
Senior Secured Credit Facility
Debt Instrument [Line Items]
Senior Secured Credit Facility					$ 183,000,000					$ 142,100,000
Current borrowing availability	$ 160,000,000				$ 91,500,000
Debt instrument covenant description					The Credit Facility contains two financial covenants, as defined in the Credit Facility: (a) a maximum debt to EBITDAX ratio (discussed further below) and (b) a current ratio of not less than 1.0 to 1.0. As of December 31, 2017, the Company was in compliance with the minimum debt to EBITDAX ratio; however, the current ratio as of December 31, 2017 was approximately 0.7 to 1.0 due to low availability under the Credit Facility.
Minimum current ratio					100.00%
Current ratio					70.00%
8.750% Senior Notes Due April 15, 2019
Debt Instrument [Line Items]
Debt instrument maturity date					Apr. 15, 2019
Debt instrument interest rate					8.75%				8.75%	8.75%
11.25% Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount									$ 250,000,000
Debt instrument maturity date	Jan. 01, 2023
Debt instrument interest rate					11.25%		11.25%		11.25%
LRAI \| Senior Secured Credit Facility
Debt Instrument [Line Items]
Lien percentage of assets for senior secured credit facility					90.00%
LRAI \| Senior Secured Credit Facility \| Federal Funds Effective Rate
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		0.50%
LRAI \| Senior Secured Credit Facility \| Adjusted LIBOR Rate
Debt Instrument [Line Items]
Debt instrument basis spread on variable rate		1.00%
Margin of loans, minimum		2.50%
Margin of loans, maximum		3.50%
Weighted average interest rate					5.13%
LRAI \| Senior Secured Credit Facility \| ABR
Debt Instrument [Line Items]
Margin of loans, minimum		1.50%
Margin of loans, maximum		2.50%
LRAI \| Senior Secured Credit Facility \| Minimum
Debt Instrument [Line Items]
Lien percentage of assets for senior secured credit facility					80.00%
LRAI \| 8.750% Senior Notes Due April 15, 2019
Debt Instrument [Line Items]
Debt instrument face amount			$ 220,000,000
Debt instrument maturity date			Apr. 15, 2019
Debt instrument interest rate			8.75%
LRAI \| Citibank N A \| Senior Secured Credit Facility
Debt Instrument [Line Items]
Debt instrument face amount		$ 500,000,000
Letter of Credit \| Senior Secured Credit Facility
Debt Instrument [Line Items]
Current borrowing availability					$ 500,000