Commitments and Contingencies - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2021 USD ($) bbl	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Commitments and Contingencies Disclosure [Line Items]
Commitment length	5 years
Number of drilling rigs	2
Estimated Litigation Liability, Current | $	$ 100,000
Asset retirement obligations | $	8,413,000	$ 5,461,000	$ 4,934,000
Unrecorded Unconditional Purchase Obligation, Purchases | $	36,000,000
Unrecorded Unconditional Purchase Obligation, Change of Amount as Result of Variable Components | $	$ 90
Field gathering agreement [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	8,000
Intermediate pipeline transportation services [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	8,000
Nuevo Dos Gathering and Transportation, LLC [Member] | Crude Oil Storage Capacity [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	180,000
Nuevo Dos Gathering and Transportation, LLC [Member] | Crude Oil Storage Capacity With Downstream Interstate Pipeline [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	90,000
Nuevo Dos Gathering and Transportation, LLC [Member] | Tank Capacity [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	70,000
South Texas Region | Crude Oil Storage Capacity [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	340,000
Nuevo Dos Gathering and Transportation, LLC-Marketing Affiliate [Member] | Crude Oil Storage Capacity With Downstream Interstate Pipeline [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	62,000
Nuevo Dos Gathering and Transportation, LLC-Marketing Affiliate [Member] | Additional Crude Oil Storage Capacity With Downstream Interstate Pipeline
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	120,000
Gonzales, Lavaca and Fayette Counties, Texas | Field gathering agreement [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	20,000
Gonzales, Lavaca and Fayette Counties, Texas | Intermediate pipeline transportation services [Member]
Commitments and Contingencies Disclosure [Line Items]
Minimum commitment	20,000
Gathering and Intermediate Transportation Commitments
Commitments and Contingencies Disclosure [Line Items]
Contractual Commitments Future Minimum Payments Due | $	$ 79,389,000
Contractual Commitments Future Minimum Payments Due Current | $	$ 13,937,000