Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
 3 Months Ended 5 Months Ended 7 Months Ended 12 Months Ended
Dec. 22, 2023
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Feb. 21, 2023
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Jan. 24, 2023
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Dec. 31, 2023
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Mar. 31, 2023
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Jun. 30, 2021
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May 17, 2021
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Dec. 31, 2021
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Dec. 31, 2023
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segment
Dec. 31, 2022
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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
Impairment of oil and natural gas properties           $ 117,800,000 $ 0 $ 117,813,000 $ 0 0
Conversion ratio, gas to barrels of oil (in Mcf of gas)                 0.16667  
Unproved properties       204,233,000     $ 230,174,000   $ 204,233,000 178,472,000
Unrecognized tax benefits that would impact effective tax rate       0         0  
Noninterest income                 17,800,000 11,500,000
Administrative claim   $ 1,000,000   $ 8,300,000 $ 1,000,000         5,100,000
Proceeds from plan of reorganization, recoupment of collateral                 $ 5,000,000  
Litigation settlement, amount awarded from other party $ 8,300,000   $ 17,800,000             $ 5,200,000
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                 4 years