Business Acquisition [Axis] Business Acquisition [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest DEFERRED TAX ASSET Deferred Income Tax Assets, Net Principal amount Long-Term Debt, Gross Non-cash investing activities, capital call Noncash Investing Activities, Capital Call Related To Equity Method Investment Noncash Investing Activities, Capital Call Related To Equity Method Investment Entity Address, Postal Zip Code Entity Address, Postal Zip Code Ventura Basin Ventura Basin [Member] Ventura Basin Offshore platforms with decommissioning obligations defaulted period since interest sold Off shore Platforms With Decommissioning Obligations Defaulted Period Since Interest Sold Off shore Platforms With Decommissioning Obligations Defaulted Period Since Interest Sold Preferred stock, outstanding shares (in shares) Preferred Stock, Shares Outstanding Common stock dividends Payments of Ordinary Dividends, Common Stock Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Fair Value Measurement [Domain] Fair Value Measurement [Domain] EPS Earnings Per Shares Basic and Diluted [Abstract] Earnings Per Shares Basic and Diluted Interest rate added to variable rate basis Debt Instrument, Basis Spread on Variable Rate Other Payments for (Proceeds from) Other Investing Activities Statistical Measurement [Domain] Statistical Measurement [Domain] Interest rate Debt Instrument, Interest Rate, Stated Percentage Other current assets - Fair value of derivative contracts Other Current Assets [Member] Additional paid-in capital Additional Paid in Capital, Common Stock Net periodic benefit costs Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Other non-cash charges to income, net Other Noncash Income (Expense) Total property, plant and equipment, net Property, plant and equipment Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Taxes paid Income Taxes Paid Repurchases of common stock Stock repurchase Treasury Stock, Value, Acquired, Cost Method NET INCOME (LOSS) Net income (loss) Net Income (Loss) Attributable to Parent Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Total antidilutive shares Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Accrued taxes other than on income Accrual for Taxes Other than Income Taxes, Current Amortization of prior service cost credit Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Subsequent Event Type [Axis] Subsequent Event Type [Axis] Federal Funds Rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] Equity Component [Domain] Equity Component [Domain] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Numerator for Basic and Diluted EPS Earnings Per Share Reconciliation [Abstract] Investment, Name [Domain] Investment, Name [Domain] Total income tax expense (benefit) differs from the U.S. federal income tax rate to pre-tax income (loss) Effective Income Tax Rate Reconciliation, Percent [Abstract] Other Acquisitions Other Acquisitions [Member] Other Acquisitions Treasury stock (12,880,024 shares held at cost at March 31, 2023 and 11,456,260 shares held at cost at December 31, 2022) Treasury Stock, Common, Value Potential Common Shares, if dilutive: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Supplemental Cash Flow Elements [Abstract] Management Services Agreement Management Services Agreement [Member] Management Services Agreement Derivative Instrument [Axis] Derivative Instrument [Axis] Borrowing base Line of Credit Facility, Borrowing Base Line of Credit Facility, Borrowing Base Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Entity Address, State or Province Entity Address, State or Province Carbon management business Carbon Management Business [Member] Carbon Management Business Term SOFR Loans, Applicable Margin Term SOFR Loans, Applicable Margin [Member] Term SOFR Loans, Applicable Margin 1H 2024 First Half Production 2024 [Member] First Half Production 2024 Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Operating lease liability Operating Lease, Liability, Current Net Fair Value Derivative Asset Electricity generation expenses Electricity Generation Expenses [Member] Electricity Generation Expenses Adjustments to reconcile net income (loss) to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Metric tons of carbon per annum Equity Method Investments, Amount of Capacity Equity Method Investments, Amount of Capacity Legal Entity [Axis] Legal Entity [Axis] Long-term debt, net Long-Term Debt, Excluding Current Maturities Proceeds from asset divestitures, net Proceeds from Sale of Productive Assets CASH FLOW FROM INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] Position [Axis] Position [Axis] 2H 2024 Second Half Production 2024 [Member] Second Half Production 2024 Fair value of derivative contracts Derivative Liability, Current Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Revolving Credit Facility Revolving Credit Facility Revolving Credit Facility [Member] Document Type Document Type Transportation costs Transportation Costs [Member] Transportation Costs DEBT Long-Term Debt [Text Block] Net periodic benefit costs: Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] Q4 2023 Fourth Quarter Production 2023 [Member] Fourth Quarter Production 2023 Products and Services [Domain] Product and Service [Domain] Natural gas Natural Gas, Production [Member] Entity Shell Company Entity Shell Company Deferred income tax provision (benefit) Deferred Income Tax Expense (Benefit) Daily volume Derivative, Nonmonetary Notional Amount Subsequent Event Subsequent Event [Member] Document Period End Date Document Period End Date Puts Put Option [Member] Number of installments subject to certain milestones Equity Method Investment, Number Of Installments, Portion Subject To Certain Milestones Equity Method Investment, Number Of Installments, Portion Subject To Certain Milestones TOTAL ASSETS Assets Q2 2023 Second Quarter Production 2023 [Member] Second Quarter Production 2023 Debt Disclosure [Abstract] Debt Disclosure [Abstract] Net income (loss) per share Earnings Per Share [Abstract] Earnings Per Share [Abstract] Employer contributions to pension plan Defined Benefit Plan, Plan Assets, Contributions by Employer Antidilutive Securities [Axis] Antidilutive Securities [Axis] Liability for settlement payments on derivative contracts Settlement Liabilities, Current Accrued liabilities Accrued liabilities Accrued Liabilities, Current Supplemental Information [Line Items] Supplemental Information [Line Items] Supplemental Information SOFR Secured Overnight Financing Rate (SOFR) [Member] Secured Overnight Financing Rate (SOFR) Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Fair value of debt Long-Term Debt, Fair Value Stock repurchase program authorized amount Stock Repurchase Program, Authorized Amount Accrued employee-related costs Employee-related Liabilities, Current Debt Long-Term Debt, Unclassified [Abstract] Line of Credit Line of Credit [Member] Gain (loss) on disposition of business Gain (Loss) on Disposition of Business INCOME (LOSS) BEFORE INCOME TAXES Net income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Energy [Domain] Energy [Domain] EARNINGS PER SHARE Earnings Per Share [Text Block] Q3 2023 Third Quarter Production 2023 [Member] Third Quarter Production 2023 Credit Spread Adjustment Credit Spread Adjustment [Member] Credit Spread Adjustment Noncurrent - Fair value of derivative contracts Other Noncurrent Liabilities [Member] Compensation-related liabilities Deferred Compensation Liability, Classified, Noncurrent Changes in accrued capital investments Increase Decrease In Capital Investment Accrual Represents the information pertaining to changes in capital investment accruals Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Derivative instruments in hedges liabilities at fair value Derivative Instruments in Hedges, Liabilities, at Fair Value Summary of Fair Value of Derivatives Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Change in the valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Income tax receivable Income Taxes Receivable, Current Finished goods Inventory, Finished Goods, Gross Derivative Contract [Domain] Derivative Contract [Domain] Schedule of Other Noncurrent Assets Schedule of Other Assets, Noncurrent [Table Text Block] Entity Registrant Name Entity Registrant Name SUBSEQUENT EVENTS Subsequent Events [Text Block] DIVESTITURES AND ACQUISITIONS Acquisitions And Divestitures [Text Block] Acquisitions And Divestitures Text Block Fair Value of Derivatives Offsetting Assets [Line Items] Entity Address, City or Town Entity Address, City or Town PENSION AND POSTRETIREMENT BENEFIT PLANS Retirement Benefits [Text Block] OPERATING EXPENSES Operating Expenses [Abstract] Total stockholders' equity Beginning balance Ending balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Quarterly Dividend Quarterly Dividend [Member] Quarterly Dividend Revenue not from contract with customer Revenue Not from Contract with Customer Minimum Minimum [Member] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Entity Emerging Growth Company Entity Emerging Growth Company Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Asset retirement obligations Asset Retirement Obligations, Noncurrent Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Treasury Stock Treasury Stock, Common [Member] Pension Benefit Pension Plan [Member] Investment, Name [Axis] Investment, Name [Axis] Trading Symbol Trading Symbol Entity File Number Entity File Number Average price (in dollar per share) Treasury Stock Acquired, Average Cost Per Share Option retained to capture carbon emissions, percent Option Retained To Capture Carbon Emissions, Percent Option Retained To Capture Carbon Emissions, Percent Treasury stock (in shares) Treasury Stock, Common, Shares Accrued interest Interest Payable, Current Materials and supplies Other Inventory, Supplies, Gross Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Restricted Stock Units Shares issuable upon settlement of RSUs Restricted Stock Units (RSUs) [Member] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Accretion expense Accretion Expense Entity Bankruptcy Proceedings, Reporting Current Entity Bankruptcy Proceedings, Reporting Current Receivable from affiliate Due from Related Parties, Current Contingent liability related to Carbon TerraVault JV put and call rights Due to Related Parties, Noncurrent Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] BASIS OF PRESENTATION Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Subsequent Events [Abstract] Subsequent Events [Abstract] Total operating revenues Revenues Schedule of Other Expenses, Net Schedule of Other Operating Cost and Expense, by Component [Table Text Block] INCOME TAXES Income Tax Disclosure [Text Block] Credit Facility [Domain] Credit Facility [Domain] Interest paid, net of capitalized amounts Interest Paid, Excluding Capitalized Interest, Operating Activities Investment warrants, exercise price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Basic (in dollars per share) Basic (in dollars per share) Earnings Per Share, Basic Postretirement and Other Benefit Plans Disclosure Defined Benefit Plan Disclosure [Line Items] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Shares cancelled for taxes APIC, Share-Based Payment Arrangement, Shares Cancelled For Taxes APIC, Share-Based Payment Arrangement, Shares Cancelled For Taxes Prepaid expenses Prepaid Expense, Current DERIVATIVES Derivative Instruments and Hedging Activities Disclosure [Text Block] Premiums due on derivative contracts Premiums Received On Derivative Contracts, Current Premiums Received On Derivative Contracts, Current Entity Interactive Data Current Entity Interactive Data Current Prepaid power plant maintenance Prepaid Expense, Noncurrent Net amounts due from joint interest partners Due from Joint Ventures Deposits and other Other Assets, Miscellaneous, Noncurrent Dividends paid Payments of Dividends Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Retained Earnings Retained Earnings [Member] Cash dividend Dividends, Common Stock, Cash Common Stock Common Stock [Member] Repurchases of common stock Payments for Repurchase of Common Stock Changes in operating assets and liabilities, net Increase (Decrease) in Operating Capital Operating costs Production Costs, Period Cost Statement [Table] Statement [Table] Document Quarterly Report Document Quarterly Report Letters of Credit Letter of Credit [Member] Net gain (loss) from commodity derivatives Gain (Loss) on Derivative Instruments, Net, Pretax Due from joint interest partners, allowances Allowance For Credit Loss, Due From Joint Ventures Allowance For Credit Loss, Due From Joint Ventures CURRENT ASSETS Assets, Current [Abstract] Operating lease liability Operating Lease, Liability, Noncurrent Statistical Measurement [Axis] Statistical Measurement [Axis] Share repurchase (in shares) Treasury Stock, Shares, Acquired Retained earnings Retained Earnings (Accumulated Deficit) Disposal Group Name [Axis] Disposal Group Name [Axis] Trade receivables Accounts Receivable, after Allowance for Credit Loss, Current Equity Components [Axis] Equity Components [Axis] Other Divestitures Other Divestitures [Member] Other Divestitures Sales of purchased natural gas Sale Of Purchased Natural Gas [Member] Sale Of Purchased Natural Gas Document Fiscal Year Focus Document Fiscal Year Focus CASH FLOW FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Statement [Line Items] Statement [Line Items] Impairment recognized Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments Related to Previous Period Amounts due under production-sharing contracts Amounts Due Under Production Sharing Contracts, Current Amounts Due Under Production Sharing Contracts, Current Variable Rate [Domain] Variable Rate [Domain] General and administrative expenses Selling, General and Administrative Expense Percent of deep rights and related seismic data retained Deep Rights And Related Seismic Data, Percent Retained Deep Rights And Related Seismic Data, Percent Retained Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Current income tax provision Current Income Tax Expense (Benefit) Number of offshore platforms with decommissioning obligations defaulted Number Of Offshore Platforms With Decommissioning Obligations Defaulted Number Of Offshore Platforms With Decommissioning Obligations Defaulted Accumulated Other Comprehensive Income AOCI Attributable to Parent [Member] Emission reduction credits Emission Reduction Credits, Noncurrent Emission Reduction Credits, Noncurrent Document Transition Report Document Transition Report Local Phone Number Local Phone Number Acquisitions And Divestitures [Abstract] Acquisitions And Divestitures Abstract Alternative Base Rate Alternative Base Rate [Member] Alternative Base Rate Member OPERATING INCOME (LOSS) Operating Income (Loss) Supplemental Information [Table] Supplemental Information [Table] Supplemental Information Position [Domain] Position [Domain] Common stock, outstanding shares (in shares) Common Stock, Shares, Outstanding Current - Fair value of derivative contracts(a) Other Current Liabilities [Member] Income tax (provision) benefit Total income tax provision (benefit) Income Tax Expense (Benefit) Deferred tax assets, valuation allowance Deferred Tax Assets, Valuation Allowance Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Income Statement [Abstract] Income Statement [Abstract] Additional Paid-in Capital Additional Paid-in Capital [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Document Fiscal Period Focus Document Fiscal Period Focus Costs of sales Cost of Goods and Services Sold Diluted (in shares) Weighted-average common shares outstanding — diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Net Fair Value Derivative Liability Total derivatives Derivative Assets (Liabilities), at Fair Value, Net Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Gross Amounts at Fair Value Derivative Liability, Subject to Master Netting Arrangement, before Offset Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Common stock (200,000,000 shares authorized at $0.01 par value) (83,429,182 and 83,406,002 shares issued; 70,549,158 and 71,949,742 shares outstanding at March 31, 2023 and December 31, 2022) Common Stock, Value, Issued Net Fair Value Reported Value Measurement [Member] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Senior Notes (Unsecured) Senior Notes [Member] Exploration and production, corporate and other Exploration And Production, Corporate And Other [Member] Exploration And Production, Corporate And Other Other operating expenses, net Other Operating Income (Expense), Net Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Committed amount Equity Method Investment, Authorized Commitment Amount Equity Method Investment, Authorized Commitment Amount Preferred stock, authorized shares (in shares) Preferred Stock, Shares Authorized Cash and cash equivalents—beginning of period Cash and cash equivalents—end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] CURRENT LIABILITIES Liabilities, Current [Abstract] Schedule of Equity Method Investment Unconsolidated Subsidiary Equity Method Investments [Table Text Block] Common stock, issued shares (in shares) Common Stock, Shares, Issued Brookfield BGTF Sierra Aggregator LLC [Member] BGTF Sierra Aggregator LLC Liabilities associated with assets held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current INVESTMENT IN UNCONSOLIDATED SUBSIDIARY Investment in unconsolidated subsidiary Equity Method Investments Hedge Production Periods [Domain] Hedge Production Periods [Domain] Identified production period subject to hedge instruments. Retirement Plan Type [Domain] Retirement Plan Type [Domain] Initial investment Equity Method Investments, Initial Investment Amount Equity Method Investments, Initial Investment Amount Amendment Flag Amendment Flag Supplemental Cash Flow Elements [Line Items] Supplemental Cash Flow Elements [Line Items] Supplemental Cash Flow Elements Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Schedule Of Shares Repurchased Schedule Of Shares Repurchased [Table Text Block] Schedule Of Shares Repurchased Entity Current Reporting Status Entity Current Reporting Status OTHER NONCURRENT ASSETS Other noncurrent assets Other Assets, Noncurrent Depreciation, depletion and amortization Depreciation, Depletion and Amortization Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Line of credit facility, unused capacity, commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage U.S. federal statutory tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Swaps Swap [Member] Commodity Contracts Commodity Contract [Member] Other current assets Other Assets Current Abstract No definition required Joint venture working interest acquired Joint Venture Working Interest Acquired Joint Venture Working Interest Acquired Unamortized debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net SUPPLEMENTAL ACCOUNT BALANCES Supplemental Information [Text Block] Supplemental Information Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code State income taxes, net Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Basis of Presentation Basis of Accounting, Policy [Policy Text Block] SUPPLEMENTAL CASH FLOW INFORMATION Cash Flow, Supplemental Disclosures [Text Block] Cash and Cash Equivalents [Abstract] OTHER INFORMATION SUPPLEMENTAL INFORMATION [Abstract] Supplemental Information Long-term debt, net Long-Term Debt Other non-operating (expense) income Other Nonoperating Income (Expense) Balance Sheet Location [Axis] Balance Sheet Location [Axis] Common stock, authorized shares (in shares) Common Stock, Shares Authorized Income taxes payable Accrued Income Taxes, Current Total operating expenses Operating Expenses Maximum Maximum [Member] Lost Hills, San Joaquin Basin Lost Hills, San Joaquin Basin [Member] Lost Hills, San Joaquin Basin Derivatives Derivative Instruments and Hedging Activities Disclosures [Line Items] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Dividends accrued for stock-based compensation awards Dividend, Share-Based Payment Arrangement Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Electricity sales Sale Of Electricity [Member] This member represents electricity sales. Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Total current assets Assets, Current Business Acquisition [Line Items] Business Acquisition [Line Items] Entity Small Business Entity Small Business Measurement Basis [Axis] Measurement Basis [Axis] STOCKHOLDERS' EQUITY Stockholders' Equity Note Disclosure [Text Block] Schedule of Components of Net Periodic Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Dividends declared, common stock (in dollars per share) Common Stock, Dividends, Per Share, Declared REVENUES Revenues [Abstract] Non-cash financing activities, excise tax to be paid Noncash Financing Activities, Excise Tax To Be Paid Noncash Financing Activities, Excise Tax To Be Paid Net gain on asset divestitures Gain (Loss) On Disposition Of Assets, Non-Cash Gain (Loss) On Disposition Of Assets, Non-Cash Purchased Long [Member] Schedule of Other Long-term Liabilities Other Noncurrent Liabilities [Table Text Block] Title of 12(b) Security Title of 12(b) Security Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Shares reserved for future issuance (in shares) Plan Of Reorganization, Common Stock, Capital Shares Reserved For Future Issuance Plan Of Reorganization, Common Stock, Capital Shares Reserved For Future Issuance Greenhouse gas allowances Prepaid Green House Gas Allowances, Current Prepaid Green House Gas Allowances, Current Other revenue Product and Service, Other [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Fair value of derivative contracts Derivative Asset, Noncurrent Debt instrument Debt Instrument [Line Items] Accrued interest Interest Payable Performance Stock Units Shares issuable upon settlement of PSUs Performance Stock Units [Member] Performance Stock Units Net (gain) loss from commodity derivatives Derivative, Gain (Loss) on Derivative, Net Gross Amounts at Fair Value Estimate of Fair Value Measurement [Member] Weighted-average common shares outstanding Denominator for Basic EPS Weighted Average Number of Shares Outstanding, Diluted [Abstract] Inventories Inventories Inventory, Net Accounts payable Accounts Payable, Current Other Other Accrued Liabilities, Noncurrent Accumulated depreciation, depletion and amortization Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Offsetting Assets [Table] Offsetting Assets [Table] Postretirement and pension benefit plans Liability, Defined Benefit Pension Plan, Noncurrent Natural gas margin deposits Collateral On Natural Gas Purchases, Current Collateral On Natural Gas Purchases, Current Warrants Shares issuable upon exercise of warrants Warrant [Member] Entity Filer Category Entity Filer Category Netting Derivative Asset, Subject to Master Netting Arrangement, Liability Offset Issuance of common stock Proceeds from Issuance of Common Stock Basic (in shares) Weighted-average common shares outstanding — basic (in shares) Weighted Average Number of Shares Outstanding, Basic STOCKHOLDERS' EQUITY Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Supplemental Cash Flow Elements [Table] Supplemental Cash Flow Elements [Table] Supplemental Cash Flow Elements. Accrued liabilities current [abstract] Accrued Liabilities, Current [Abstract] Interest in joint venture Equity Method Investment, Ownership Percentage Security Exchange Name Security Exchange Name Net gain on asset divestitures Gain (Loss) on Disposition of Assets Preferred stock (20,000,000 shares authorized at $0.01 par value) no shares outstanding at March 31, 2023 and December 31, 2022 Preferred Stock, Value, Issued Assets held for sale Disposal Group, Including Discontinued Operation, Assets, Current Oil, natural gas and NGL sales Revenue from Contract with Customer, Excluding Assessed Tax Service cost - benefits earned during the period Defined Benefit Plan, Service Cost Dividends [Domain] Dividends [Domain] NONCURRENT LIABILITIES Liabilities, Noncurrent [Abstract] Cover [Abstract] Cover [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] ABR Applicable Margin ABR Applicable Margin [Member] ABR Applicable Margin REVENUE Revenue from Contract with Customer [Text Block] Schedule of Other Current Assets, Net Schedule of Other Current Assets [Table Text Block] Calls Call Option [Member] Fair value of derivative contracts Derivative Asset, Current Offshore platforms with decommissioning obligations defaulted percentage Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Shares cancelled for taxes Payment, Tax Withholding, Share-Based Payment Arrangement TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity Period to enter into hedges on production Debt Instrument, Period To Enter Into Derivative Agreement Debt Instrument, Period To Enter Into Derivative Agreement Premiums due on derivative contracts Premiums Received On Derivative Contracts, Noncurrent Premiums Received On Derivative Contracts, Noncurrent Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Incremental common shares attributable to dilutive effect of share-based payment arrangements (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Number of installments Equity Method Investment, Number Of Installments Equity Method Investment, Number Of Installments Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Disposal Group Name [Domain] Disposal Group Name [Domain] Acquisitions Payments to Acquire Businesses, Net of Cash Acquired Schedule of General and Administrative Expenses Schedule of General and Administrative Expenses [Table Text Block] Schedule of General and Administrative Expenses Current Fiscal Year End Date Current Fiscal Year End Date Asset retirement obligations Asset Retirement Obligation, Current Equity method investments, distributed to satisfy future capital calls Equity Method Investments, Amounts That May Be Distributed To Satisfy Future Capital Calls Equity Method Investments, Amounts That May Be Distributed To Satisfy Future Capital Calls Diluted (in dollars per share) Earnings Per Share, Diluted Gain on sale of assets Gain (Loss) on Disposition of Property Plant Equipment Share-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Contribution from noncontrolling interest Equity Method Investment, Increase From Contribution From Noncontrolling Interest Equity Method Investment, Increase From Contribution From Noncontrolling Interest Interest and debt expense Interest And Debt Expense, Net Interest And Debt Expense, Net Total current liabilities Liabilities, Current Net (loss) income Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Other current assets, net Other current assets, net Other Assets, Current Energy [Axis] Energy [Axis] Crude Oil Crude Oil [Member] Summary of Open Derivative Contracts Schedule of Derivative Instruments [Table Text Block] Netting Derivative Liability, Subject to Master Netting Arrangement, Asset Offset NON-OPERATING (EXPENSES) INCOME Nonoperating Income (Expense) [Abstract] Gross Amounts at Fair Value Derivative Asset, Subject to Master Netting Arrangement, before Offset Entity Address, Address Line One Entity Address, Address Line One Product and Service [Axis] Product and Service [Axis] Weighted-average price (in dollars per barrel) Derivative, Average Price Risk Option Strike Price Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Exploration expense Exploration Expense Credit Facility [Axis] Credit Facility [Axis] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Schedule of Long-term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Equity [Abstract] Equity [Abstract] Subsequent Event [Table] Subsequent Event [Table] Carbon TerraVault JV Carbon TerraVault Joint Venture [Member] Carbon TerraVault Joint Venture Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Entity Tax Identification Number Entity Tax Identification Number Other noncurrent assets - Fair value of derivative contracts Other Noncurrent Assets [Member] Schedule of Disaggregated Revenue Disaggregation of Revenue [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Oil Oil and Condensate [Member] PROPERTY, PLANT AND EQUIPMENT Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Schedule of differences between the U.S. federal income tax rate and the company's effective tax rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Other Other Assets, Miscellaneous, Current Increase in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Entity Central Index Key Entity Central Index Key Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Business combination, consideration transferred Business Combination, Consideration Transferred Other Other Accrued Liabilities, Current NGLs Propane [Member] Entity [Domain] Entity [Domain] Hedge Production Periods [Axis] Hedge Production Periods [Axis] Information about the production period subject to hedge instruments. City Area Code City Area Code General and administrative expense General and Administrative Expense Deferred financing costs - Revolving Credit Facility Debt Issuance Costs, Noncurrent, Net Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Net payments on settled commodity derivatives Proceeds (Payments) on Derivative Settlements to Reconcile Net Income Loss to Cash provided by Used in Operating Activities The net proceeds (payments) on derivative settlements, which increase (reduce) net income and are thus added (deducted) when calculating cash provided by or used in operating activities. Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Dividends [Axis] Dividends [Axis] CASH FLOW FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Variable Rate [Axis] Variable Rate [Axis] Warrant outstanding (in shares) Class of Warrant or Right, Outstanding Other long-term liabilities Other long-term liabilities Other Liabilities, Noncurrent INVESTMENT IN UNCONSOLIDATED SUBSIDIARY AND RELATED PARTY TRANSACTIONS Equity Method Investments and Joint Ventures Disclosure [Text Block] Loss from investment in unconsolidated subsidiary Loss from investment in unconsolidated subsidiary Income (Loss) from Equity Method Investments Disposal Group Classification [Domain] Disposal Group Classification [Domain] Capital investments Payments to Acquire Property, Plant, and Equipment Asset impairment Asset Impairment Charges Disaggregation of revenue Disaggregation of Revenue [Line Items] Schedule of Calculation of Basic and Diluted EPS Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Postretirement Benefit Other Postretirement Benefits Plan [Member] Taxes other than on income Taxes, Miscellaneous