Commitments and Contingencies - Narrative (Details)	3 Months Ended
	Mar. 31, 2022 USD ($) rig bbl	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Commitments and Contingencies Disclosure [Line Items]
Drilling rig, contract period	1 year
Unrecorded unconditional purchase obligation, change of amount as result of variable components	$ 90
Unrecorded unconditional purchase obligation, purchases	10,200,000	$ 8,400,000
Estimated litigation liability, current	100,000		$ 100,000
Asset retirement obligation	8,200,000		8,400,000
Environmental remediation liability	$ 2,277,000		$ 2,287,000
Drilling Rig With Contractual Term
Commitments and Contingencies Disclosure [Line Items]
Drilling rigs | rig	1
Drilling Rig With Pad-to-Pad Basis Commitment
Commitments and Contingencies Disclosure [Line Items]
Drilling rigs | rig	1
Crude Oil Gathering And Transportation Services
Commitments and Contingencies Disclosure [Line Items]
Purchase obligation, remainder of 2022	$ 10,500,000
Purchase obligation, year 2023	13,900,000
Purchase obligation, year 2024	13,900,000
Purchase obligation, year 2025	13,900,000
Purchase obligation, year 2026	7,800,000
Purchase obligation, year 2027	3,800,000
Purchase obligation, year 2028	3,800,000
Purchase obligation, year 2029	3,800,000
Purchase obligation, year 2030	3,800,000
Purchase obligation, year 2031	$ 600,000
Intermediate pipeline transportation services
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	8,000
Field gathering agreement
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	8,000
Gonzales, Lavaca and Fayette Counties, Texas | Intermediate pipeline transportation services
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	20,000
Gonzales, Lavaca and Fayette Counties, Texas | Field gathering agreement
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	20,000
Nuevo G&T | Crude Oil Storage Capacity
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	180,000
Nuevo G&T | Tank Capacity
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	70,000
Nuevo G&T | Crude Oil Storage Capacity with Downstream Interstate Pipeline
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	90,000
South Texas Region | Crude Oil Storage Capacity
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	340,000
Nuevo Dos Gathering and Transportation, LLC-Marketing Affiliate | Crude Oil Storage Capacity with Downstream Interstate Pipeline
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	62,000
Nuevo Dos Gathering and Transportation, LLC-Marketing Affiliate | Additional Crude Oil Storage Capacity With Downstream Interstate Pipeline
Commitments and Contingencies Disclosure [Line Items]
Number of barrels | bbl	120,000