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Long-Term Debt - Oasis Credit Facility (Details) - USD ($)		3 Months Ended
	Mar. 22, 2021	Mar. 31, 2021	Mar. 21, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Long-term debt, gross		$ 674,238,000		$ 450,000,000
Revolving Credit Facility | Credit Facility
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity	$ 450,000,000.0		$ 575,000,000.0
Credit facility borrowing base	$ 500,000,000.0		$ 575,000,000.0
Revolving Credit Facility | Credit Facility | Oasis Credit Facility
Debt Instrument [Line Items]
Commitment fee rates (percent)	0.50%
Letters of credit outstanding		1,300,000
Line of credit facility, remaining borrowing capacity		$ 448,700,000
Weighted average interest rate (percent)		4.30%
Long-term debt, gross		$ 0		$ 260,000,000
Revolving Credit Facility | Credit Facility | Minimum | LIBOR
Debt Instrument [Line Items]
Stated interest rate (percent)	0.25%		1.00%
Revolving Credit Facility | Credit Facility | Minimum | Eurodollar | Oasis Credit Facility
Debt Instrument [Line Items]
Spread on variable rate (percent)	3.00%
Revolving Credit Facility | Credit Facility | Minimum | Alternate Based Rate (ABR) | Oasis Credit Facility
Debt Instrument [Line Items]
Spread on variable rate (percent)	2.00%
Revolving Credit Facility | Credit Facility | Maximum | Eurodollar | Oasis Credit Facility
Debt Instrument [Line Items]
Spread on variable rate (percent)	4.00%
Revolving Credit Facility | Credit Facility | Maximum | Alternate Based Rate (ABR) | Oasis Credit Facility
Debt Instrument [Line Items]
Spread on variable rate (percent)	3.00%

X

- 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

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Topic 942
-SubTopic 210
-Section S99
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- Definition

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

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-Topic 210
-SubTopic 10
-Section S99
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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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- Definition

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

+ 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

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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

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

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Weighted average interest rate of long-term debt outstanding calculated over time.

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