Risk Management and Derivative Instruments - Open Commodity Positions (Detail)	6 Months Ended
Jun. 30, 2022 MMBTU $ / bbl $ / MMBTU bbl
Natural Gas Derivative Contracts Fixed Price Swap 2022 [Member]
Derivative [Line Items]
Average monthly volume (MMBtu) \| MMBTU	695,000
Weighted-average fixed price \| $ / MMBTU	2.56
Natural Gas Derivative Two Way Collars Contracts 2022 [Member]
Derivative [Line Items]
Average monthly volume (MMBtu) \| MMBTU	775,000
Weighted-average floor price	2.56
Weighted-average ceiling price	3.44
Crude Oil Derivative Contracts Fixed Price Swap 2022 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	57,000
Weighted-average fixed price	48.27
Crude Oil Derivative Two Way Collars Contracts 2022 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	15,000
Weighted-average floor price	60.00
Weighted-average ceiling price	71.00
Crude Oil Derivative Three Way Collars Contracts 2022 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	89,000
Weighted-average floor price	42.92
Weighted-average ceiling price	55.55
Weighted-average sub-floor price	32.58
Natural Gas Derivative Contracts Fixed Price Swap 2023 [Member]
Derivative [Line Items]
Average monthly volume (MMBtu) \| MMBTU	0
Weighted-average fixed price \| $ / MMBTU	0
Natural Gas Derivative Two Way Collars Contracts 2023 [Member]
Derivative [Line Items]
Average monthly volume (MMBtu) \| MMBTU	1,160,000
Weighted-average floor price	3.49
Weighted-average ceiling price	5.92
Crude Oil Derivative Contracts Fixed Price Swap 2023 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	55,000
Weighted-average fixed price	57.30
Crude Oil Derivative Two Way Collars Contracts 2023 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	0
Weighted-average floor price	0
Weighted-average ceiling price	0
Crude Oil Derivative Three Way Collars Contracts 2023 [Member]
Derivative [Line Items]
Average monthly volume (Bbls) \| bbl	30,000
Weighted-average floor price	55.00
Weighted-average ceiling price	67.15
Weighted-average sub-floor price	40.00

Derivative sub floor price.

No definition available.

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- Definition

Derivative weighted average fixed price.

+ References

No definition available.

+ Details

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- Definition

The cap rate on a price risk derivative such as a cap or collar. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Floor rate on a price risk derivative such as a floor or a collar. A payment or receipt is triggered if the market rate falls below the floor rate on the contract.

+ References

No definition available.

+ Details

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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.

+ Details

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Data Type:	xbrli:stringItemType
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Period Type:	duration

- Definition

Nominal energy measure used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:energyItemType
Balance Type:	na
Period Type:	duration

- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:volumeItemType
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Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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