Annual report [Section 13 and 15(d), not S-K Item 405]

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
 3 Months Ended 12 Months Ended
Feb. 24, 2023
USD ($)
Dec. 31, 2024
USD ($)
Sep. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
Jun. 30, 2023
USD ($)
Mar. 31, 2023
USD ($)
Dec. 31, 2024
USD ($)
segment
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Summary Of Significant Accounting Policies [Line Items]                  
Number of reportable segments | segment             1    
Accounts receivable, collection period             30 days    
Allowance for doubtful accounts   $ 0   $ 0     $ 0 $ 0  
Impairment of oil and natural gas properties   342,700,000 $ 30,500,000       $ 373,214,000 0 $ 0
Conversion ratio, gas to barrels of oil (in Mcf of gas)             0.16667    
Unproved properties   221,650,000   204,233,000     $ 221,650,000 $ 204,233,000  
Unrecognized tax benefits that would impact effective tax rate   $ 0         0    
Change in legal reserves             4,900,000    
Administrative claim           $ 1,000,000      
Noninterest income $ 17,800,000     $ 8,300,000          
Proceeds from plan of reorganization, recoupment of collateral         $ 5,000,000        
Pipe Inventory                  
Summary Of Significant Accounting Policies [Line Items]                  
Change in legal reserves             $ 1,900,000    
Minimum                  
Summary Of Significant Accounting Policies [Line Items]                  
Useful life   3 years         3 years    
Minimum | Restricted stock                  
Summary Of Significant Accounting Policies [Line Items]                  
Vesting period             1 year    
Maximum                  
Summary Of Significant Accounting Policies [Line Items]                  
Useful life   30 years         30 years    
Maximum | Restricted stock                  
Summary Of Significant Accounting Policies [Line Items]                  
Vesting period             3 years