XML 110 R93.htm IDEA: XBRL DOCUMENT v3.22.0.1

Long-Term Debt - Schedule of Long-Term Debt Interest Rate (Detail) - Oasis Credit Facility	12 Months Ended
	Dec. 31, 2021
1st Range | Maximum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.25
2nd Range | Minimum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.25
2nd Range | Maximum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.50
3rd Range | Minimum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.50
3rd Range | Maximum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.75
4th Range | Minimum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.75
4th Range | Maximum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.90
5th Range | Minimum
Debt Instrument [Line Items]
Ratio of total outstanding borrowings to borrowing base	0.90
Eurodollar | 1st Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	3.00%
Eurodollar | 2nd Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	3.25%
Eurodollar | 3rd Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	3.50%
Eurodollar | 4th Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	3.75%
Eurodollar | 5th Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	4.00%
ABR | 1st Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	2.00%
ABR | 2nd Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	2.25%
ABR | 3rd Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	2.50%
ABR | 4th Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	2.75%
ABR | 5th Range
Debt Instrument [Line Items]
Applicable margin on variable rate (percent)	3.00%

X

- Definition

Ratio of total outstanding borrowings to borrowing base.

+ References

No definition available.

+ Details

Name:	oas_RatioOfTotalOutstandingBorrowingsToBorrowingBase
Namespace Prefix:	oas_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- 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.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DebtInstrumentAxis=oas_SeniorSecuredRevolvingLineofCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	oas_DebtCovenantTermsAxis=oas_RatioofTotalOutstandingBorrowingsToBorrowingBaseRangeOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	oas_DebtCovenantTermsAxis=oas_RatioofTotalOutstandingBorrowingsToBorrowingBaseRangeTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	oas_DebtCovenantTermsAxis=oas_RatioofTotalOutstandingBorrowingsToBorrowingBaseRangeThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	oas_DebtCovenantTermsAxis=oas_RatioofTotalOutstandingBorrowingsToBorrowingBaseRangeFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	oas_DebtCovenantTermsAxis=oas_RatioofTotalOutstandingBorrowingsToBorrowingBaseRangeFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=oas_AlternateBasedRateABRMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: