Consolidated EBITDA to interest expense ratio

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Current ratio of credit facility.

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No definition available.

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Debt Instrument, Variable Interest Rate, Payable Assessment Period

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No definition available.

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- Definition

Funded debt to consolidated EBITDA ratio

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No definition available.

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- Definition

Interest Coverage Ratio

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No definition available.

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Interest rate in addition to LIBOR.

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No definition available.

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Loan origination fees paid to date. These fees are being amortized over the life of the agreement.

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No definition available.

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- Definition

Net leverage ratio

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No definition available.

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- Definition

Oil and Gas Property, Full Cost Method, Discount Percentage

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No definition available.

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- Definition

Percentage of collateral pledged

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No definition available.

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- Definition

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

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No definition available.

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- Definition

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

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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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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
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-Subparagraph (SX 210.5-02.22(a)(2))
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-Section 50
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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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- Definition

Amount debtor-in-possession financing arranged (but not necessarily all borrowed).

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No definition available.

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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.

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- 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.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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.

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- Definition

Identification of whether the entity has been in compliance with any credit facility debt covenants during the period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Name Accounting Standards Codification
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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.

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Date the credit facility first became available, in CCYY-MM-DD format.

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Description of the interest rate for the amounts borrowed under the credit facility, including the terms and the method for determining the interest rate (for example, fixed or variable, LIBOR plus a percentage, increasing rate, timing of interest rate resets, remarketing provisions).

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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.

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- Definition

The carrying value as of the balance sheet date of the current 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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- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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Long-Term Debt And Other Long-Term Liabilities (Narrative) (Details) - USD ($) $ in Thousands		4 Months Ended	8 Months Ended	12 Months Ended
	Sep. 03, 2020	Dec. 31, 2020	Aug. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	May 26, 2020	May 22, 2020
Debt Instrument [Line Items]
Current portion of long-term debt (Note 9)		$ 600		$ 600	$ 108,200
Write off of Deferred Debt Issuance Cost		0	$ (2,426)		$ 0
Predecessor Credit Agreement [Member]
Debt Instrument [Line Items]
Commitment fee percentage under credit facility				0.375%
Origination, agency and syndication fees		$ 3,300		$ 3,300
Write off of Deferred Debt Issuance Cost			$ (2,400)
Debt instrument, variable interest rate, payable assessment period				90 days
LIBOR interest rate plus one percent plus a margin				LIBOR plus 1.00% plus a margin
Predecessor Credit Agreement [Member] \| Minimum
Debt Instrument [Line Items]
LIBOR plus interest rate				1.50%
Predecessor Credit Agreement [Member] \| Maximum
Debt Instrument [Line Items]
LIBOR plus interest rate				2.50%
Predecessor Credit Agreement [Member] \| Proved developed producing total value of our oil and gas properties
Debt Instrument [Line Items]
Percentage of collateral pledged		80.00%		80.00%
Oil and Gas Property, Full Cost Method, Discount Percentage				8.00%
Superior Credit Agreement [Member]
Debt Instrument [Line Items]
Credit Facility Maximum Credit Amount		$ 250,000		$ 250,000
Commitment fee percentage under credit facility				0.375%
Origination, agency and syndication fees		1,700		$ 1,700
Superior Credit Agreement, Initiation Date				May 10, 2018
Superior Credit Agreement, Term				5 years
Credit facility current credit amount		$ 200,000		$ 200,000
Superior Credit Agreement, Interest Rate Description				annual interest at a rate, at Superior’s option, equal to (a) LIBOR plus the applicable margin of 2.00% to 3.25% or (b) the alternate base rate (greater of (i) the federal funds rate plus 0.5%, (ii) the prime rate, and (iii) the Thirty-Day LIBOR Rate (as defined in the Superior credit agreement) plus the applicable margin of 1.00% to 2.25%.
Consolidated EBITDA to interest expense ratio				2.50 to 1.00
Funded debt to consolidated EBITDA ratio				4.00 to 1.00
Covenant Compliance				As of December 31, 2020, Superior was in compliance with these covenants.
Successor Exit Facility
Debt Instrument [Line Items]
Current ratio of credit facility	0.50
Interest Coverage Ratio	2.50
Successor Exit Facility \| September 1, 2020 to March 31, 2021
Debt Instrument [Line Items]
Net leverage ratio	4.00
Successor Exit Facility \| April 1, 2021 to June 30, 2022
Debt Instrument [Line Items]
Net leverage ratio	3.75
Successor Exit Facility \| July 1, 2022 to September 30, 2022
Debt Instrument [Line Items]
Net leverage ratio	3.50
Successor Exit Facility \| Revolving Credit Facility \| Alternate Base Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	4.25%
Successor Exit Facility \| Revolving Credit Facility \| Eurodollar
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	5.25%
Successor Exit Facility \| Term loan \| Alternate Base Rate
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	5.25%
Successor Exit Facility \| Term loan \| Eurodollar
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	6.25%
Successor Exit Facility \| Letter of Credit
Debt Instrument [Line Items]
Letters of Credit Outstanding, Amount	$ 6,700
Successor Exit Facility \| Secured Debt
Debt Instrument [Line Items]
Debt Instrument, Maturity Date	Mar. 01, 2024
Successor Exit Facility \| Secured Debt \| Revolving Credit Facility
Debt Instrument [Line Items]
Credit Facility Maximum Credit Amount	$ 140,000
Long-term Line of Credit	92,000
Successor Exit Facility \| Secured Debt \| Term loan
Debt Instrument [Line Items]
Credit Facility Maximum Credit Amount	40,000
Long-term Line of Credit	$ 40,000
DIP credit facility [Member]
Debt Instrument [Line Items]
Debtor-in-Possession Financing, Amount Arranged						$ 18,000	$ 36,000