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v3.20.4

Long-Term Debt - Schedule of Long-Term Debt Interest Rate (Detail) | 12 Months Ended
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Dec. 31, 2020
Oasis Credit Facility | 1st Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.25
Oasis Credit Facility | 2nd Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.25
Oasis Credit Facility | 2nd Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.50
Oasis Credit Facility | 3rd Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.50
Oasis Credit Facility | 3rd Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.75
Oasis Credit Facility | 4th Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.75
Oasis Credit Facility | 4th Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.90
Oasis Credit Facility | 5th Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 0.90
Oasis Credit Facility | Eurodollar | 1st Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.00%
Oasis Credit Facility | Eurodollar | 2nd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.25%
Oasis Credit Facility | Eurodollar | 3rd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.50%
Oasis Credit Facility | Eurodollar | 4th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.75%
Oasis Credit Facility | Eurodollar | 5th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 3.00%
Oasis Credit Facility | ABR | 1st Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 3.00%
Oasis Credit Facility | ABR | 2nd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 3.25%
Oasis Credit Facility | ABR | 3rd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 3.50%
Oasis Credit Facility | ABR | 4th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 3.75%
Oasis Credit Facility | ABR | 5th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 4.00%
OMP Credit Facility | 1st Range |
Debt Instrument [Line Items] |
Commitment fee (percent) | 0.375%
OMP Credit Facility | 1st Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 3.00
OMP Credit Facility | 2nd Range |
Debt Instrument [Line Items] |
Commitment fee (percent) | 0.375%
OMP Credit Facility | 2nd Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 3.00
OMP Credit Facility | 2nd Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 3.50
OMP Credit Facility | 3rd Range |
Debt Instrument [Line Items] |
Commitment fee (percent) | 0.50%
OMP Credit Facility | 3rd Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 3.50
OMP Credit Facility | 3rd Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 4.00
OMP Credit Facility | 4th Range |
Debt Instrument [Line Items] |
Commitment fee (percent) | 0.50%
OMP Credit Facility | 4th Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 4.00
OMP Credit Facility | 4th Range | Maximum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 4.50
OMP Credit Facility | 5th Range |
Debt Instrument [Line Items] |
Commitment fee (percent) | 0.50%
OMP Credit Facility | 5th Range | Minimum |
Debt Instrument [Line Items] |
Ratio of total outstanding borrowings to borrowing base | 4.50
OMP Credit Facility | Eurodollar | 1st Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 1.75%
OMP Credit Facility | Eurodollar | 2nd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.00%
OMP Credit Facility | Eurodollar | 3rd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.25%
OMP Credit Facility | Eurodollar | 4th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.50%
OMP Credit Facility | Eurodollar | 5th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 2.75%
OMP Credit Facility | ABR | 1st Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 0.75%
OMP Credit Facility | ABR | 2nd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 1.00%
OMP Credit Facility | ABR | 3rd Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 1.25%
OMP Credit Facility | ABR | 4th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 1.50%
OMP Credit Facility | ABR | 5th Range |
Debt Instrument [Line Items] |
Applicable margin on variable rate (percent) | 1.75%

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