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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Summary Of Significant Accounting Policies [Line Items]    
Allowance for doubtful accounts $ 1,636 $ 1,635
Capitalized exploratory drilling costs pending evaluation 0 0
Amortization expense including write-off of debt issuance costs $ 600 600
Chance of tax benefit likely to be realized greater than 50%  
LOPI insurance payments recognized   6,667
Southern California Pipeline Incident and Oil Release    
Summary Of Significant Accounting Policies [Line Items]    
LOPI insurance payments recognized $ 50,200 6,700
LOPI coverage period 18 months  
Proved Developed And Producing Oil And Gas Properties [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Impairment expense for proved/unproved properties $ 0 0
Unproved Oil and Natural Gas Properties [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Impairment expense for unproved leasehold costs $ 0 $ 0
Minimum | Other Property & Equipment [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Estimated useful lives 3 years  
Minimum | Support Equipment and Facilities [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Estimated useful lives 12 years  
Maximum | Other Property & Equipment [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Estimated useful lives 7 years  
Maximum | Support Equipment and Facilities [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Estimated useful lives 24 years