Debt covenant current ratio.

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- Definition

Debt covenant to earnings before interest taxes depreciation and amortization ratio.

+ References

No definition available.

+ Details

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- Definition

Debt instrument springing maturity period.

+ References

No definition available.

+ Details

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- Definition

Line of credit facility lender approval for access capacity amount.

+ References

No definition available.

+ Details

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- Definition

Line of credit facility lender approval for access capacity reduction amount.

+ References

No definition available.

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- Definition

The number of shares 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 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 5
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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.

+ Details

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- Definition

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

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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-Paragraph 2
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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

+ Details

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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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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

+ References

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- Definition

Description of debt redemption features under terms of the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

+ Details

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- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

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-Name Accounting Standards Codification
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-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions 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.

+ References

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Description of the terms of a credit facility arrangement. Terms typically include interest rate, collateral required, guarantees required, repayment requirements, and restrictions on use of assets and activities of the entity.

+ References

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Debt - Additional Information (Details) - USD ($) shares in Millions				3 Months Ended	6 Months Ended	12 Months Ended
	May 10, 2021	Jun. 15, 2020	May 10, 2018	Jun. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Aug. 05, 2020	Jun. 19, 2020	Feb. 28, 2020	Feb. 27, 2020	Nov. 21, 2017
Debt Instrument [Line Items]
Debt instrument redemption, description					The indenture governing the 11.00% Notes applies certain limitations on the Company’s ability and the ability of its subsidiaries to, among other things, (i) incur additional indebtedness or issue certain preferred shares; (ii) pay dividends and make certain other restricted payments; (iii) create restrictions on the payment of dividends or other distributions to the Company from its restricted subsidiaries; (iv) create liens on certain assets to secure debt; (v) make certain investments; (vi) engage in sales of assets and subsidiary stock; (vii) transfer all or substantially all of its assets or enter into merger or consolidation transactions; and (viii) engage in transactions with affiliates. The 11.00% Notes contain customary quarterly and annual reporting, financial and administrative covenants. The Company was in compliance with all debt covenants at June 30, 2020.
Gain on extinguishment of debt					$ 1,470,000
7.50% Senior Notes – due May 2022
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage					105.63%
Debt instrument maturity date					May 31, 2022	May 31, 2022
Debt instrument frequency of periodic payment					semi-annually
Debt instrument payment terms					semi-annually each May 31 and November 30
Debt instrument, interest rate, stated percentage				7.50%	7.50%	7.50%
Debt instrument interest rate				7.50%	7.50%	7.50%
Debt instrument, face amount				$ 6,100,000	$ 6,100,000
7.50% Senior Notes – due May 2022 \| Maximum
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage					105.63%
7.50% Senior Notes – due May 2022 \| Minimum
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage					100.00%
Bank Credit Facility – matures May 2022
Debt Instrument [Line Items]
Debt instrument maturity date			May 10, 2022		May 10, 2022
Debt instrument, face amount				25,000,000.0	$ 25,000,000.0
Credit facility, maximum borrowing capacity				985,000,000.0	$ 985,000,000.0
Bank credit facility, description					The Bank Credit Facility matures on May 10, 2022, provided that the Bank Credit Facility mandates a springing maturity that is 120 days prior to May 10, 2022, if greater than $25.0 million of the 11.00% Notes or any permitted refinancing indebtedness in respect thereof is outstanding on such date.
Debt instrument springing maturity period					120 days
Commitment fee percentage					0.50%
Letters of credit outstanding amount				13,600,000	$ 13,600,000
Line of credit outstanding borrowing amount				650,000,000.0	650,000,000.0
Bank Credit Facility – matures May 2022 \| Letter of Credit
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity				200,000,000.0	200,000,000.0
Bank Credit Facility – matures May 2022 \| Castex 2005 Acquisition
Debt Instrument [Line Items]
Line of credit facility lender approval for access capacity amount				$ 85,000,000.0	$ 85,000,000.0			$ 85,000,000.0
Line of credit facility lender approval for access capacity reduction amount							$ 25,000,000.0
Bank Credit Facility – matures May 2022 \| ILX and Castex
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity								$ 985,000,000.0	$ 1,150,000,000	$ 950,000,000.0
Bank Credit Facility – matures May 2022 \| Maximum
Debt Instrument [Line Items]
Debt covenant to EBITDAX					300.00%
Bank Credit Facility – matures May 2022 \| Maximum \| London Interbank Offered Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					4.00%
Bank Credit Facility – matures May 2022 \| Maximum \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					3.00%
Bank Credit Facility – matures May 2022 \| Minimum
Debt Instrument [Line Items]
Debt covenant current ratio					100.00%
Bank Credit Facility – matures May 2022 \| Minimum \| London Interbank Offered Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					3.00%
Bank Credit Facility – matures May 2022 \| Minimum \| Base Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate					2.00%
Senior Notes \| 11.00% Second-Priority Notes - due April 2022
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage					100.00%
Debt instrument maturity date					Apr. 03, 2022
Debt instrument frequency of periodic payment					semi-annually
Debt instrument payment terms					semi-annually each April 15 and October 15
Debt instrument, interest rate, stated percentage		11.00%		11.00%	11.00%						11.00%
Debt instrument, repurchase amount		$ 37,200,000		$ 2,000,000.0	$ 2,000,000.0
Debt instrument interest rate		11.00%		11.00%	11.00%						11.00%
Debt instrument, shares issued in conversion for repurchased and retired notes		3.1
Senior Notes \| 11.00% Second-Priority Notes - due April 2022 \| Other Income (Expense)
Debt Instrument [Line Items]
Gain on extinguishment of debt				$ 1,500,000
Senior Notes \| 11.00% Second-Priority Notes - due April 2022 \| Forecast
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage	102.75%
Senior Notes \| 7.50% Senior Notes – due May 2022
Debt Instrument [Line Items]
Debt instrument maturity date					May 31, 2022
Debt instrument, interest rate, stated percentage				7.50%	7.50%
Debt instrument interest rate				7.50%	7.50%