Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Narrative (Details)

v3.22.2
Commitments and Contingencies - Narrative (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2022
USD ($)
rig
Mar. 31, 2022
bbl
Jun. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
rig
bbl
Jun. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Commitments and Contingencies Disclosure [Line Items]            
Drilling rig, contract period       2 years    
Unrecorded unconditional purchase obligation, change of amount as result of variable components (in dollars per barrel) $ 90     $ 90    
Unrecorded unconditional purchase obligation, purchases 10,600,000   $ 8,700,000 20,800,000 $ 17,100,000  
Estimated litigation liability, current 100,000     100,000   $ 100,000
Asset retirement obligation 8,400,000     8,400,000   8,400,000
Environmental remediation liability $ 2,105,000     $ 2,105,000   $ 2,287,000
Drilling Rig With Two Year Contract            
Commitments and Contingencies Disclosure [Line Items]            
Drilling rigs | rig 1     1    
Drilling Rig With Contractual Term            
Commitments and Contingencies Disclosure [Line Items]            
Drilling rigs | rig 2     2    
Crude Oil Gathering And Transportation Services            
Commitments and Contingencies Disclosure [Line Items]            
Purchase obligation, remainder of 2022 $ 7,000,000     $ 7,000,000    
Purchase obligation, year 2023 13,900,000     13,900,000    
Purchase obligation, year 2024 13,900,000     13,900,000    
Purchase obligation, year 2025 13,900,000     13,900,000    
Purchase obligation, year 2026 7,800,000     7,800,000    
Purchase obligation, year 2027 3,800,000     3,800,000    
Purchase obligation, year 2028 3,800,000     3,800,000    
Purchase obligation, year 2029 3,800,000     3,800,000    
Purchase obligation, year 2030 3,800,000     3,800,000    
Purchase obligation, year 2031 $ 600,000     $ 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