Fair value of commodity derivative contracts Derivative Asset, Noncurrent Federal Funds Rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] Reclassification [Line Items] Reclassification [Line Items] Statistical Measurement [Domain] Statistical Measurement [Domain] Debt instrument, covenant, revolving commitments, minimum Debt Instrument, Covenant, Revolving Commitments, Minimum Debt Instrument, Covenant, Revolving Commitments, Minimum Escrow funds payable to sellers, percentage of released funds in excess of expenditures Escrow Funds Payable To Sellers, Percentage Of Released Funds In Excess Of Expenditures Escrow Funds Payable To Sellers, Percentage Of Released Funds In Excess Of Expenditures Contribution to the Carbon TerraVault JV Noncash Investing Activities, Capital Call Related To Equity Method Investment Noncash Investing Activities, Capital Call Related To Equity Method Investment Employee severance and related costs Business Combination, Severance Related Costs Business Combination, Severance Related Costs Cover [Abstract] Cover [Abstract] 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 Increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect NWPL Rockies - Natural Gas 2026 NWPL Rockies - Natural Gas 2026 [Member] NWPL Rockies - Natural Gas 2026 Initial investment Equity Method Investment, Initial Investment, Amount Equity Method Investment, Initial Investment, Amount Exploration expense Exploration Expense Trading Symbol Trading Symbol Interest in joint venture Equity Method Investment, Ownership Percentage All Trading Arrangements All Trading Arrangements [Member] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Gross Amounts at Fair Value Derivative Asset, Subject to Master Netting Arrangement, before Offset Non-NEOs Non-NEOs [Member] Schedule of Calculation of Basic and Diluted EPS Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Reimbursement for abandonment work Equity Method Investment, Reimbursement Amount Equity Method Investment, Reimbursement Amount Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Dividends declared, common stock (in dollars per share) Rate per share (in dollars per share) Common Stock, Dividends, Per Share, Declared Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Shares issued in exchange for warrants (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Disposal Group Name [Domain] Disposal Group Name [Domain] INVESTMENT IN UNCONSOLIDATED SUBSIDIARY Investment in unconsolidated subsidiary Investment in unconsolidated subsidiaries Equity Method Investments Pay vs Performance Disclosure [Line Items] Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] EPS Earnings Per Shares Basic and Diluted [Abstract] Earnings Per Shares Basic and Diluted Debt Long-Term Debt, Unclassified [Abstract] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Schedule of Fair Value of Derivatives Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] SoCal Border - Natural Gas 2027 SoCal Border - Natural Gas 2027 [Member] Swap - Natural Gas 2027 SoCal Border - Natural Gas Q1 2025 SoCal Border - Natural Gas Q1 2025 [Member] SoCal Border - Natural Gas Q1 2025 Award Timing Disclosures [Line Items] Investment, Name [Domain] Investment, Name [Domain] Net (gain) loss from commodity derivatives Derivative, Gain (Loss) on Derivative, Net Other Performance Measure, Amount Other Performance Measure, Amount Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Common stock, outstanding shares (in shares) Balance at December 31, 2023 Balance at September 30, 2024 Common Stock, Shares, Outstanding Receivable from affiliate Other Receivables, Net, Current Purchased Puts - Crude Oil Q4 2024 Purchased Puts - Crude Oil Q4 2024 [Member] Purchased Puts - Crude Oil Q4 2024 CONDENSED CONSOLIDATING FINANCIAL INFORMATION Condensed Financial Statements [Text Block] Operating lease liability Operating Lease, Liability, Noncurrent Prior to June 2026 Two Debt Instrument, Redemption, Period Five [Member] Interest and other revenue Product and Service, Other [Member] Energy [Axis] Energy [Axis] Line of credit facility commitment fee amount, writeoff Line Of Credit Facility, Commitment Fee Amount, Writeoff Line Of Credit Facility, Commitment Fee Amount, Writeoff Reclassification adjustment Revision of Prior Period, Reclassification, Adjustment [Member] Service cost - benefits earned during the period Defined Benefit Plan, Service Cost OTHER NONCURRENT ASSETS Other noncurrent assets Other assets Other Assets, Noncurrent Entity Tax Identification Number Entity Tax Identification Number Schedule of Long-term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Share repurchase (in shares) Treasury Stock, Shares, Acquired Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Increase (decrease) in debt issuance costs Increase (Decrease) In Debt Issuance Costs, Net Increase (Decrease) In Debt Issuance Costs, Net Period Beginning On June 2027 Period Beginning February 2025 Debt Instrument, Redemption, Period Two [Member] Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities CASH FLOW FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Treasury Stock Treasury Stock, Common [Member] Schedule of Open Derivative Contracts Schedule of Derivative Instruments [Table Text Block] Numerator for Basic and Diluted EPS Earnings Per Share Reconciliation [Abstract] Other Acquisitions Other Acquisitions [Member] Other Acquisitions Transaction and integration costs Business Combination, Transaction And Integration Related Costs Business Combination, Transaction And Integration Related Costs Asset retirement obligations Asset retirement obligations Asset Retirement Obligations, Noncurrent Other Stockholders' Equity, Other Prepaid expenses Prepaid Expense, Current Warrants cancelled (in shares) Class Of Warrant Or Right, Shares, Cancelled Class Of Warrant Or Right, Shares, Cancelled Equity Components [Axis] Equity Components [Axis] Other current assets, net Other current assets, net Other Assets, Current Award Timing Method Award Timing Method [Text Block] Net periodic benefit costs Net periodic benefit costs Defined Benefit Plan, Net Periodic Benefit Cost (Credit) PG&E Citygate - Natural Gas 2027 PG&E Citygate - Natural Gas 2027 [Member] PG&E Citygate - Natural Gas 2027 Management Services Agreement Management Services Agreement [Member] Management Services Agreement Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Net income Business Acquisition, Pro Forma Net Income (Loss) Borrowing base Line Of Credit Facility, Borrowing Base Line Of Credit Facility, Borrowing Base Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Other shares issued, net (in share) Stock Issued During Period, Shares, Other Insider Trading Policies and Procedures [Line Items] Line of credit facility, accordion feature, increase limit Line Of Credit Facility, Accordion Feature, Increase Limit Line Of Credit Facility, Accordion Feature, Increase Limit Total costs and other Costs and Expenses Investments in consolidated subsidiaries Investments In Consolidated Affiliates Subsidiaries Associates And Joint Ventures Investments In Consolidated Affiliates Subsidiaries Associates And Joint Ventures Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Swaps - Crude Oil Q4 2024 Swaps - Crude Oil Q4 2024 [Member] Swaps - Crude Oil Q4 2024 Carbon management business Carbon Management Business [Member] Carbon Management Business Adjustment to Compensation, Amount Adjustment to Compensation Amount Fair value of share consideration Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Additional paid-in capital Additional Paid in Capital, Common Stock Payments on equity-settled awards Payments on equity-settled awards Payments on Share-Based Payment Arrangement, Cash Used to Settle Award Payments on Share-Based Payment Arrangement, Cash Used to Settle Award Compensation Amount Outstanding Recovery Compensation Amount Disposal Group Classification [Axis] Disposal Group Classification [Axis] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Entity Small Business Entity Small Business Company Selected Measure Amount Company Selected Measure Amount Tabular List, Table Tabular List [Table Text Block] Deferred tax assets, net Deferred Tax Assets, Net Valuation allowance, deferred tax asset, increase (decrease), amount Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Electricity generation expenses Electricity Generation Expenses [Member] Electricity Generation Expenses Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Schedule of Other Noncurrent Assets Schedule of Other Assets, Noncurrent [Table Text Block] Entity Bankruptcy Proceedings, Reporting Current Entity Bankruptcy Proceedings, Reporting Current Other noncurrent assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Accrued liabilities Accrued liabilities Accrued Liabilities, Current Total antidilutive shares (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Credit Facility [Domain] Credit Facility [Domain] Cash and cash equivalents—beginning of period Cash and cash equivalents—end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Taxes other than on income Taxes, Miscellaneous Sold Calls - Crude Oil 2027 Sold Calls - Crude Oil 2027 [Member] Sold Calls - Crude Oil 2027 2026 Senior Notes 2026 Senior Notes [Member] 2026 Senior Notes Natural gas Natural Gas, Production [Member] Second Amendment Second Amendment [Member] Second Amendment CURRENT ASSETS Assets, Current [Abstract] Consolidation Items [Axis] Consolidation Items [Axis] Shares cancelled for taxes Payment, Tax Withholding, Share-Based Payment Arrangement Stock repurchase program authorized amount Share Repurchase Program, Authorized, Amount Natural Gas Natural Gas [Member] Treasury stock (in shares) Treasury Stock, Common, Shares Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Transportation costs Transportation Costs [Member] Transportation Costs Products and Services [Domain] Product and Service [Domain] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Other Proceeds from (Payments for) Other Financing Activities Swaps - Crude Oil Q3 2025 Swaps - Crude Oil Q3 2025 [Member] Swaps - Crude Oil Q3 2025 Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Income taxes payable Accrued Income Taxes, Current Pension Benefit Pension Plan [Member] Purchased Puts - Crude Oil Q3 2025 Purchased Puts - Crude Oil Q3 2025 [Member] Purchased Puts - Crude Oil Q3 2025 Line of credit facility, accordion feature, higher borrowing capacity option Line Of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Line Of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Preferred stock, outstanding shares (in shares) Preferred Stock, Shares Outstanding Repayments of Revolving Credit Facility Repayments of Lines of Credit Warrants Warrants Warrant [Member] Security Exchange Name Security Exchange Name Interest rate added to variable rate basis Debt Instrument, Basis Spread on Variable Rate Award Type Award Type [Axis] Deferred tax liabilities, net Deferred Tax Liabilities, Net NWPL Rockies - 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Revolving Credit Facility Debt Issuance Costs, Noncurrent, Net Common stock, issued shares (in shares) Common Stock, Shares, Issued Sold Calls - Crude Oil Q1 2025 Sold Calls - Crude Oil Q1 2025 [Member] Sold Calls - Crude Oil Q1 2025 Entity [Domain] Entity [Domain] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Age threshold for retirement benefits Defined Benefit Plan, Age Threshold For Retirement Benefits Defined Benefit Plan, Age Threshold For Retirement Benefits Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Concentration risk, percentage Concentration Risk, Percentage Supplemental Information [Line Items] Supplemental Information [Line Items] Supplemental Information Net Fair Value Derivative Liability Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] PG&E Citygate - Natural Gas Q1 2025 PG&E Citygate - Natural Gas Q1 2025 [Member] PG&E Citygate - Natural Gas Q1 2025 Subsequent Event [Line Items] Subsequent Event [Line Items] Funded pension Defined Benefit Plan, Funded Pension, Noncurrent Defined Benefit Plan, Funded Pension, Noncurrent NWPL Rockies - Natural Gas Q2 2025 NWPL Rockies - Natural Gas Q2 2025 [Member] NWPL Rockies - Natural Gas Q2 2025 Debt instrument Debt Instrument [Line Items] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Common stock, authorized shares (in shares) Common Stock, Shares Authorized Total derivatives Derivative Assets (Liabilities), at Fair Value, Net Accumulated depreciation, depletion and amortization Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Eliminations Consolidation, Eliminations [Member] Purchase of a business, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Credit Spread Adjustment Credit Spread Adjustment [Member] Credit Spread Adjustment Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Diluted (in shares) Weighted-average common shares outstanding — diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Changes in accrued capital investments Increase Decrease In Capital Investment Accrual Represents the information pertaining to changes in capital investment accruals Events of Default and Change of Control Debt Instrument, Redemption, Period Six [Member] Debt Instrument, Redemption, Period Six Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Current liabilities Accrued Liabilities [Member] ScheduleOfCondensedFinancialStatements [Line Items] Condensed Financial Statements, Captions [Line Items] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Schedule of Cash Flow, Supplemental Disclosures Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Proceeds from issuance of debt Proceeds from Issuance of Debt Cost of special termination benefits Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits Related Party Related Party [Member] Balance Sheet Location [Axis] Statement of Financial Position Location, Balance [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Deferred income tax provision (benefit) Deferred Income Tax Expense (Benefit) Fair value of commodity derivative contracts Derivative Asset, Current Concentration Risk Type [Domain] Concentration Risk Type [Domain] DIVESTITURES, ACQUISITIONS AND ASSETS HELD FOR SALE Acquisitions And Divestitures [Text Block] Acquisitions And Divestitures Text Block Letters of credit outstanding, amount Letters of Credit Outstanding, Amount Schedule of Business Acquisition, Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] General and administrative expenses Selling, General and Administrative Expense Other comprehensive income, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Trade receivables Accounts Receivable, after Allowance for Credit Loss, Current NWPL Rockies - Natural Gas Q3 2025 NWPL Rockies - Natural Gas Q3 2025 [Member] NWPL Rockies - Natural Gas Q3 2025 Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Asset impairments Asset Impairment Charges Long-term debt, net Long-Term Debt Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Document Fiscal Period Focus Document Fiscal Period Focus Total merger-related costs Business Combination, Acquisition Related Costs All Executive Categories All Executive Categories [Member] 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 Liabilities associated with assets held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current Postretirement and pension benefit plans Liability, Defined Benefit Pension Plan, Noncurrent Balance Sheet Location [Domain] Statement of Financial Position Location, Balance [Domain] Common stock per share fair value (in dollars per share) Business Acquisition, Share Price Sold Calls - Crude Oil Q2 2025 Sold Calls - Crude Oil Q2 2025 [Member] Sold Calls - Crude Oil Q2 2025 Variable rate debt Long-Term Debt, Percentage Bearing Variable Interest, Amount Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Schedule of Condensed Financial Statements Condensed Financial Statements [Table Text Block] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Stock warrants exercised Proceeds from Warrant Exercises Amortization of prior service cost credit included in net periodic benefit cost, net of tax Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax Document Type Document Type Derivative Contract [Domain] Derivative Contract [Domain] Non-cash commodity derivative gain (loss) Non-cash commodity derivative loss Unrealized Gain (Loss) on Derivatives and Commodity Contracts, Portion Attributable To Parent Unrealized Gain (Loss) on Derivatives and Commodity Contracts, Portion Attributable To Parent Swaps - Crude Oil 2027 Swaps - Crude Oil 2027 [Member] Swaps - Crude Oil 2027 Net gain (loss) from commodity derivatives Net gain (loss) from commodity derivatives Net gain from commodity derivatives Gain (Loss) on Derivative Instruments, Net, Pretax Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Period Beginning On June 2028 Debt Instrument, Redemption, Period Three [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Average price (in dollar per share) Shares Acquired, Average Cost Per Share Debt amendment costs Debt Amendment Costs Debt Amendment Costs Amortization of prior service cost credit included in net periodic benefit cost, tax Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax Derivative Liability, Statement of Financial Position [Extensible Enumeration] Derivative Liability, Statement of Financial Position [Extensible Enumeration] Earnings (loss) of acquiree since acquisition date, actual Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual MMBtu per day (in millions of BTU) Derivative, Nonmonetary Notional Amount, Energy Measure Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan [Table] PG&E Citygate - Natural Gas Q3 2025 PG&E Citygate - Natural Gas Q3 2025 [Member] PG&E Citygate - Natural Gas Q3 2025 Number of plans Defined Benefit Plan, Number Of Plans Defined Benefit Plan, Number Of Plans Subsequent Event [Table] Subsequent Event [Table] Parent Parent Company [Member] Maximum Maximum [Member] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Sold Calls - Crude Oil Q3 2025 Sold Calls - Crude Oil Q3 2025 [Member] Sold Calls - Crude Oil Q3 2025 Accounts payable Accounts Payable, Current REVENUES Revenues [Abstract] NWPL Rockies - Natural Gas 2028 NWPL Rockies - Natural Gas 2028 [Member] NWPL Rockies - Natural Gas 2028 AERA MERGER Business Combination Disclosure [Text Block] Current Fiscal Year End Date Current Fiscal Year End Date Swaps - Crude Oil 2028 Swaps - Crude Oil 2028 [Member] Swaps - Crude Oil 2028 Statistical Measurement [Axis] Statistical Measurement [Axis] PEO Name PEO Name Warrant outstanding (in shares) Class of Warrant or Right, Outstanding Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] (LOSS) INCOME BEFORE INCOME TAXES Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Warrants unissued (in shares) Class of Warrant or Right, Unissued Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount All Award Types Award Type [Domain] Name Outstanding Recovery, Individual Name Cash Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Disaggregation of revenue Disaggregation of Revenue [Line Items] 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] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Revision of Prior Period [Axis] Revision of Prior Period [Axis] DEFERRED INCOME TAXES Deferred tax asset Deferred Income Tax Assets, Net Non-PEO NEO Non-PEO NEO [Member] Total Assets Acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Expected number of positions eliminated, percent Restructuring And Related Cost, Expected Number Of Positions Eliminated, Percent Restructuring And Related Cost, Expected Number Of Positions Eliminated, Percent Additional Paid-in Capital Additional Paid-in Capital [Member] Purchased Puts - Crude Oil Q1 2025 Purchased Puts - Crude Oil Q1 2025 [Member] Purchased Puts - Crude Oil Q1 2025 Award Timing Predetermined Award Timing Predetermined [Flag] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Common stock dividends Payments of Ordinary Dividends, Common Stock PENSION AND POSTRETIREMENT BENEFIT PLANS Retirement Benefits [Text Block] Total annual dividend (in dollars per share) Common Stock, Dividends, Per Share, Expected Annual Dividend Common Stock, Dividends, Per Share, Expected Annual Dividend Shares cancelled for taxes APIC, Share-Based Payment Arrangement, Shares Cancelled For Taxes APIC, Share-Based Payment Arrangement, Shares Cancelled For Taxes Sold Calls - Crude Oil Q4 2025 Sold Calls - Crude Oil Q4 2025 [Member] Sold Calls - Crude Oil Q4 2025 Investment, Name [Axis] Investment, Name [Axis] Deferred tax liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Percentage of principal amount at which notes can be redeemed prior to their maturity date Debt Instrument, Redemption Price, Percentage Amortization of prior service cost credit Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Class of Stock [Axis] Class of Stock [Axis] DEBT Long-Term Debt [Text Block] Diluted (in dollars per share) Earnings Per Share, Diluted Michael L. Preston [Member] Michael L. Preston Name Measure Name Entity Interactive Data Current Entity Interactive Data Current Combined Unrestricted Subsidiaries Combined Unrestricted Subsidiaries, Consolidating [Member] Combined Unrestricted Subsidiaries, Consolidating Premiums due on commodity derivative contracts Premiums Received On Derivative Contracts, Current Premiums Received On Derivative Contracts, Current Current income tax provision Current Income Tax Expense (Benefit) Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Ownership [Axis] Ownership [Axis] San Joaquin Energy Company San Joaquin Energy Company [Member] San Joaquin Energy Company PG&E Citygate - Natural Gas 2028 PG&E Citygate - Natural Gas 2028 [Member] PG&E Citygate - Natural Gas 2028 Retirement Benefits [Abstract] Retirement Benefits [Abstract] Income taxes paid Income Taxes Paid Debt instrument, redemption price, percentage of principal amount redeemed Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Customer [Axis] Customer [Axis] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Proceeds from sale of Ventura basin assets Proceeds from Sale of Property, Plant, and Equipment Acquired inventory Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Income tax (provision) benefit Total income tax provision (benefit) Income Tax Expense (Benefit) Interest cost on projected benefit obligation Defined Benefit Plan, Interest Cost NON-OPERATING (EXPENSES) INCOME Nonoperating Income (Expense) [Abstract] Debt instrument, interest rate, stated percentage Interest rate Debt Instrument, Interest Rate, Stated Percentage Net periodic benefit costs: Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] Net Fair Value Derivative Asset Due from joint interest partners, allowances Allowance For Credit Loss, Due From Joint Ventures Allowance For Credit Loss, Due From Joint Ventures NWPL Rockies - Natural Gas 2027 NWPL Rockies - Natural Gas 2027 [Member] NWPL Rockies - Natural Gas 2027 Oil, natural gas and NGL sales Oil, natural gas and NGL sales Revenue from Contract with Customer, Excluding Assessed Tax Excise tax on share repurchases Noncash Financing Activities, Excise Tax on Share Repurchases To Be Paid Noncash Financing Activities, Excise Tax on Share Repurchases To Be Paid Non-operating (loss) income Nonoperating Income (Expense) Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Inventory write-down Inventory Write-down Effective tax rate Effective Income Tax Rate Reconciliation, Percent Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities OPERATING INCOME (LOSS) Operating Income (Loss) Variable Rate [Domain] Variable Rate [Domain] Business Acquisition [Line Items] Business Acquisition [Line Items] TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity SUBSEQUENT EVENTS Subsequent Events [Text Block] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] All Adjustments to Compensation All Adjustments to Compensation [Member] Employee-related costs Employee-related Liabilities, Current Schedule of Equity Method Investment Unconsolidated Subsidiary Equity Method Investments [Table Text Block] Other Divestitures Other Divestitures [Member] Other Divestitures PG&E Citygate - Natural Gas Q4 2024 PG&E Citygate - Natural Gas Q4 2024 [Member] PG&E Citygate - Natural Gas Q4 2024 Hedging Designation [Axis] Hedging Designation [Axis] Fair value of derivative contracts Derivative Liability, Current DERIVATIVES Derivative Instruments and Hedging Activities Disclosure [Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Total Dividend Payments of Dividends Legal Entity [Axis] Legal Entity [Axis] Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Contingent liability (related to Carbon TerraVault JV put and call rights) Equity Method Investments, Contingent Liabilities, Noncurrent Equity Method Investments, Contingent Liabilities, Noncurrent Sold Calls - Crude Oil Q4 2024 Sold Calls - Crude Oil Q4 2024 [Member] Sold Calls - Crude Oil Q4 2024 Amounts due under production-sharing contracts Amounts Due Under Production Sharing Contracts, Current Amounts Due Under Production Sharing Contracts, Current Underlying Security Market Price Change Underlying Security Market Price Change, Percent Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Individual: Individual [Axis] Asset retirement obligations Asset Retirement Obligation, Current Commodity Contracts Commodity Contract [Member] 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] Accrued liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accrued Liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accrued Liabilities Restricted cash Restricted Cash PG&E Citygate - Natural Gas Q4 2025 PG&E Citygate - Natural Gas Q4 2025 [Member] PG&E Citygate - Natural Gas Q4 2025 Settlement of Aera debt Business Combination, Consideration Transferred, Liabilities Incurred Emission reduction credits Emission Reduction Credits, Noncurrent Emission Reduction Credits, Noncurrent Existing CRC Stockholders Existing CRC Stockholders [Member] Existing CRC Stockholders Inventories Inventories Inventory, Net Swaps - Crude Oil 2026 Swaps - Crude Oil 2026 [Member] Swaps - Crude Oil 2026 Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Product and Service [Axis] Product and Service [Axis] Entity Address, State or Province Entity Address, State or Province Statement [Line Items] Statement [Line Items] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Assets held for sale Disposal Group, Including Discontinued Operation, Assets, Current Acquisitions And Divestitures [Abstract] Acquisitions And Divestitures Abstract Supplemental Information [Table] Supplemental Information [Table] Supplemental Information OPERATING EXPENSES Operating Expenses [Abstract] Postretirement and Other Benefit Plans Disclosure Defined Benefit Plan Disclosure [Line Items] Net Assets Acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Total purchase consideration Total purchase consideration Business Combination, Consideration Transferred Oil Oil and Condensate [Member] Fair Value of Derivatives Offsetting Assets [Line Items] Schedule of Components of Net Periodic Benefit Costs Schedule of Net Benefit Costs [Table Text Block] NWPL Rockies - Natural Gas Q1 2025 NWPL Rockies - Natural Gas Q1 2025 [Member] NWPL Rockies - Natural Gas Q1 2025 Unamortized debt discount and issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Minimum Minimum [Member] Restatement Determination Date Restatement Determination Date Prepaid power plant maintenance Prepaid Expense, Noncurrent Gross Amounts at Fair Value Estimate of Fair Value Measurement [Member] Reportable Legal Entities Reportable Legal Entities [Member] Reclassification [Table] Reclassification [Table] Adoption Date Trading Arrangement Adoption Date Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Signal Hill maintenance Accrued Maintenance Liabilities, Current Accrued Maintenance Liabilities, Current Barrels per day (in barrels) Derivative, Nonmonetary Notional Amount, Volume Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Other long-term liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Total operating revenue Business Acquisition, Pro Forma Revenue Derivative Instrument [Axis] Derivative Instrument [Axis] Asset retirement obligations Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Noncurrent Liabilities, Asset Retirement Obligations Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Noncurrent Liabilities, Asset Retirement Obligations Schedule of Other Current Assets, Net Schedule of Other Current Assets [Table Text Block] Principal amount Long-Term Debt, Gross Exercise Price Award Exercise Price Curtailment gain Curtailment gain Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment EARNINGS PER SHARE Earnings Per Share [Text Block] Arrangement Duration Trading Arrangement Duration Subsequent Event Subsequent Event [Member] Two Customers Two Customers [Member] Two Customers Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] EPS Business Acquisition, Pro Forma Earnings Per Share [Abstract] Business Acquisition, Pro Forma Earnings Per Share Exploration and production, corporate and other Exploration And Production, Corporate And Other [Member] Exploration And Production, Corporate And Other Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Midway Sunset Cogeneration Company Midway Sunset Cogeneration Company [Member] Midway Sunset Cogeneration Company Debt repurchases Debt Instrument, Repurchase Amount All Individuals All Individuals [Member] Fixed rate debt Long-Term Debt, Percentage Bearing Fixed Interest, Amount Committed amount Equity Method Investment, Authorized Commitment Amount Equity Method Investment, Authorized Commitment Amount Proceeds from Revolving Credit Facility Proceeds from Lines of Credit PEO PEO [Member] Prior to June 2026 One Debt Instrument, Redemption, Period Four [Member] Variable Rate [Axis] Variable Rate [Axis] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Name Trading Arrangement, Individual Name Defined benefit plan, funded (unfunded) status of plan Defined Benefit Plan, Funded (Unfunded) Status of Plan Other non-operating income (loss) Recognized actuarial gain Other Nonoperating Income (Expense) Postretirement Benefit Other Postretirement Benefits Plan [Member] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Brookfield BGTF Sierra Aggregator LLC [Member] BGTF Sierra Aggregator LLC Disposal Group Name [Axis] Disposal Group Name [Axis] Loss from investment in unconsolidated subsidiaries Loss from investment in unconsolidated subsidiaries Income (Loss) from Equity Method Investments Treasury stock (17,468,837 shares held at cost at September 30, 2024 and 14,863,915 shares held at cost at December 31, 2023) Treasury Stock, Common, Value PG&E Citygate - Natural Gas 2026 PG&E Citygate - Natural Gas 2026 [Member] PG&E Citygate - Natural Gas 2026 Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] SoCal Border - Natural Gas Q2 2025 SoCal Border - Natural Gas Q2 2025 [Member] SoCal Border - Natural Gas Q2 2025 Purchased Puts - Crude Oil Q4 2025 Purchased Puts - Crude Oil Q4 2025 [Member] Purchased Puts - Crude Oil Q4 2025 Impairment recognized Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments Related to Previous Period Issuance of shares for stock-based compensation awards Stock Issued Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Diluted (in dollars per share) Business Acquisition, Pro Forma Earnings Per Share, Diluted Related Party, Type [Domain] Related and Nonrelated Parties [Domain] Schedule of Shares Repurchased Schedule Of Shares Repurchased [Table Text Block] Schedule Of Shares Repurchased Unamortized premium Debt Instrument, Unamortized Premium Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Proceeds from 2029 Senior Notes, net Proceeds from Issuance of Senior Long-Term Debt Amounts due to (from) affiliates Other Liabilities (Other Assets) Other Liabilities (Other Assets) Local Phone Number Local Phone Number Liabilities Assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] Other Other Assets, Miscellaneous, Current Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Total Liabilities Assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Total operating expenses Operating Expenses Deferred tax liability Deferred tax liability Deferred Income Tax Liabilities, Net Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Postemployment Benefits [Abstract] Fort Apache In Huntington Beach Fort Apache In Huntington Beach [Member] Fort Apache In Huntington Beach Sold Calls - Crude Oil 2026 Sold Calls - Crude Oil 2026 [Member] Sold Calls - Crude Oil 2026 Combined Restricted Subsidiaries Combined Restricted Subsidiaries, Consolidating [Member] Combined Restricted Subsidiaries, Consolidating Shares repurchased (in shares) Stock Repurchased During Period, Shares NONCURRENT LIABILITIES Liabilities, Noncurrent [Abstract] SOFR Secured Overnight Financing Rate (SOFR) [Member] California Resources Corporation California Resources Corporation [Member] California Resources Corporation PEO Total Compensation Amount PEO Total Compensation Amount Gross Amounts at Fair Value Derivative Liability, Subject to Master Netting Arrangement, before Offset Fourth Amendment Fourth Amendment [Member] Fourth Amendment Common Stock, Shares, Outstanding [Roll Forward] Common Stock, Shares, Outstanding [Roll Forward] Common Stock, Shares, Outstanding Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] SUPPLEMENTAL ACCOUNT BALANCES Supplemental Information [Text Block] Supplemental Information Interest Interest Payable, Current LAWSUITS, CLAIMS, COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Common Stock Common Stock [Member] Measure: Measure [Axis] ScheduleOfCondensedFinancialStatements [Table] Condensed Financial Statements [Table] Purchased Puts - Crude Oil Q2 2025 Purchased Puts - Crude Oil Q2 2025 [Member] Purchased Puts - Crude Oil Q2 2025 OTHER INFORMATION SUPPLEMENTAL INFORMATION [Abstract] Supplemental Information Member taxes Business Combination, Consideration Transferred, Member Taxes Business Combination, Consideration Transferred, Member Taxes Preferred stock, authorized shares (in shares) Preferred Stock, Shares Authorized Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other SoCal Border - Natural Gas 2026 SoCal Border - Natural Gas 2026 [Member] SoCal Border - Natural Gas 2026 Period Beginning On June 2026 Twelve Months Beginning February 2024 Debt Instrument, Redemption, Period One [Member] Line of Credit Line of Credit [Member] Entity Emerging Growth Company Entity Emerging Growth Company Compensation-related liabilities Deferred Compensation Liability, Classified, Noncurrent Share-based payment arrangement, accelerated cost Share-Based Payment Arrangement, Accelerated Cost Swaps - Crude Oil Q4 2025 Swaps - Crude Oil Q4 2025 [Member] Swaps - Crude Oil Q4 2025 NWPL Rockies - Natural Gas Q4 2024 NWPL Rockies - Natural Gas Q4 2024 [Member] NWPL Rockies - Natural Gas Q4 2024 Entity Central Index Key Entity Central Index Key PG&E Citygate - Natural Gas Q2 2025 PG&E Citygate - Natural Gas Q2 2025 [Member] PG&E Citygate - Natural Gas Q2 2025 Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Contribution from noncontrolling interest Equity Method Investment, Initial Investment Contribution, Amount Equity Method Investment, Initial Investment Contribution, Amount Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Purchased Puts - Crude Oil 2026 Purchased Puts - Crude Oil 2026 [Member] Purchased Puts - Crude Oil 2026 Electricity sales Sale Of Electricity [Member] This member represents electricity sales. STOCKHOLDERS' EQUITY Equity [Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Equity Component [Domain] Equity Component [Domain] Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share 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] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Elk Hills Elk Hills [Member] Elk Hills Accretion expense Accretion Expense Share-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition 2029 Senior Notes 2029 Senior Notes [Member] 2029 Senior Notes Entity Shell Company Entity Shell Company Measurement Basis [Axis] Measurement Basis [Axis] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Schedule of Dividends Declared Dividends Declared [Table Text Block] Title Trading Arrangement, Individual Title Repurchase face amount Debt Instrument, Repurchased Face Amount Net amounts due from joint interest partners Accounts Receivable, After Allowance For Credit Loss, Due From Joint Venture, Current Accounts Receivable, After Allowance For Credit Loss, Due From Joint Venture, Current Consolidated Entities [Axis] Consolidated Entities [Axis] Sold Calls - Crude Oil 2028 Sold Calls - Crude Oil 2028 [Member] Sold Calls - Crude Oil 2028 Statement [Table] Statement [Table] Other long-term liabilities Other Liabilities Including Derivative Liability, Noncurrent Other Liabilities Including Derivative Liability, Noncurrent Gain on asset divestitures Gain (Loss) On Disposition Of Assets, Non-Cash Gain (Loss) On Disposition Of Assets, Non-Cash Consolidation Items [Domain] Consolidation Items [Domain] City Area Code City Area Code CURRENT LIABILITIES Liabilities, Current [Abstract] Operating costs Oil and Gas, Production Cost, Period Cost Omar Hayat [Member] Omar Hayat Interest paid, net of amount capitalized Interest Paid, Excluding Capitalized Interest, Operating Activities Disposal Group Classification [Domain] Disposal Group Classification [Domain] PROPERTY, PLANT AND EQUIPMENT Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization 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 Business Combination, Segment Allocation [Table] Business Combination, Segment Allocation [Table] Net payments on settled commodity derivatives Payments (Proceeds) on Derivative Settlements The net payments (proceeds) on derivative settlements, which increase (reduce) net income and are thus added (deducted) when calculating cash provided by or used in operating activities. Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Greenhouse gas allowances Prepaid Green House Gas Allowances, Current Prepaid Green House Gas Allowances, Current Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] SoCal Border - Natural Gas 2028 SoCal Border - Natural Gas 2028 [Member] SoCal Border - Natural Gas 2028 Gain on asset divestitures Gain (loss) on disposition of assets Gain on asset divestitures Gain (Loss) on Disposition of Assets Total current assets Total current assets Assets, Current Aera Energy, LLC Aera Energy, LLC [Member] Aera Energy, LLC Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Senior Notes (Unsecured) Senior Notes Senior Notes [Member] Revision of Prior Period [Domain] Revision of Prior Period [Domain] Line of credit facility, remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Repurchases of common stock Payments for Repurchase of Common Stock Performance stock units Performance stock units Performance Stock Units [Member] Performance Stock Units Revenue of acquiree since acquisition date, actual Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Changes in operating assets and liabilities, net Increase (Decrease) in Operating Capital Employer contributions to pension plan Defined Benefit Plan, Plan Assets, Contributions by Employer Restricted cash Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Restricted Cash Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Restricted Cash Long-term debt, net Long-term debt Long-Term Debt, Excluding Current Maturities Estimated share of maintenance costs Decommissioning Liability, Noncurrent Subsequent Event Type [Axis] Subsequent Event Type [Axis] INCOME TAXES Income Tax Disclosure [Text Block] BASIS OF PRESENTATION Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Net income (loss) per share Earnings Per Share [Abstract] Earnings Per Share [Abstract] Equity [Abstract] Equity [Abstract] Taxes other than on income Accrual for Taxes Other than Income Taxes, Current Retained earnings Retained Earnings (Accumulated Deficit) Class of Stock [Domain] Class of Stock [Domain] Revenue from Contract with Customer Benchmark Revenue from Contract with Customer Benchmark [Member] Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] General and administrative expense General and Administrative Expense SoCal Border - Natural Gas Q4 2024 SoCal Border - Natural Gas Q4 2024 [Member] SoCal Border - Natural Gas Q4 2024 Noncurrent liabilities Other Noncurrent Liabilities [Member] Swaps - Crude Oil Q1 2025 Swaps - Crude Oil Q1 2025 [Member] Swaps - Crude Oil Q1 2025 Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Purchased Puts - Crude Oil 2028 Purchased Puts - Crude Oil 2028 [Member] Purchased Puts - Crude Oil 2028 Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount Debt repurchases Payment for Debt Extinguishment or Debt Prepayment Cost Business Combination Segment Allocation [Line Items] Business Combination Segment Allocation [Line Items] Credit Facility [Axis] Credit Facility [Axis] Cash dividend Dividends, Common Stock, Cash Amendment Flag Amendment Flag Net Fair Value Reported Value Measurement [Member] Fair Value of Long-Term Debt Long-Term Debt, Fair Value Entity Registrant Name Entity Registrant Name Settlement of Aera debt Payments to Acquire Businesses, Gross Materials and supplies Other Inventory, Supplies, Gross Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Depreciation, depletion and amortization Depreciation, Depletion and Amortization Carbon management business expenses Carbon Management Business Expenses Carbon Management Business Expenses Fair Value as of Grant Date Award Grant Date Fair Value Customer Concentration Risk Customer Concentration Risk [Member] Subsequent Events [Abstract] Subsequent Events [Abstract] Swaps - Crude Oil Q2 2025 Swaps - Crude Oil Q2 2025 [Member] Swaps - Crude Oil Q2 2025 SUPPLEMENTAL CASH FLOW INFORMATION Cash Flow, Supplemental Disclosures [Text Block] Debt issuance costs Debt Issuance Costs, Net Postretirement benefits, number of plans acquired Defined Benefit Plans, Postretirement Benefits, Number Of Plans Acquired Defined Benefit Plans, Postretirement Benefits, Number Of Plans Acquired Offsetting Assets [Table] Offsetting Assets [Table] STOCKHOLDERS' EQUITY Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Initial investment amount Debt Instrument, Face Amount Schedule of Disaggregated Revenue Disaggregation of Revenue [Table Text Block] Pension and other postretirement benefits Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Pension And Other Postretirement Benefit Obligations Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Pension And Other Postretirement Benefit Obligations Fair value of derivative contracts Derivative Liability, Noncurrent Entity Address, Postal Zip Code Entity Address, Postal Zip Code Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Restatement Determination Date: Restatement Determination Date [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Common stock (200,000,000 shares authorized at $0.01 par value) (106,930,510 and 83,557,800 shares issued; 89,461,673 and 68,693,885 shares outstanding at September 30, 2024 and December 31, 2023) Common Stock, Value, Issued ABR Applicable Margin ABR Applicable Margin [Member] ABR Applicable Margin Shares issued for Aera Merger Stock Issued During Period, Value, Acquisitions Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Offshore platforms with decommissioning obligations defaulted percentage Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Offshore Platforms With Decommissioning Obligations Defaulted, Ownership Percent Issued as part of the Aera Merger (in shares) Stock Issued During Period, Shares, Acquisitions Other, net Payments for (Proceeds from) Other Investing Activities Other noncurrent assets Other Noncurrent Assets [Member] Weighted-average price per MMBtu (in dollars per million of BTU) Underlying, Derivative Energy Measure Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Premiums due on commodity derivative contracts Premiums Received On Derivative Contracts, Noncurrent Premiums Received On Derivative Contracts, Noncurrent Liability for settlement payments on commodity derivative contracts Settlement Liabilities, Current Accrued liabilities current [abstract] Accrued Liabilities, Current [Abstract] Schedule of Common Stock Outstanding Roll Forward Schedule of Common Stock Outstanding Roll Forward [Table Text Block] NGLs Propane [Member] Derivatives Derivative Instruments and Hedging Activities Disclosures [Line Items] Loss on early extinguishment of debt Net loss on early extinguishment of debt Gain (Loss) on Extinguishment of Debt CASH FLOW FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Preferred stock (20,000,000 shares authorized at $0.01 par value) no shares outstanding at September 30, 2024 and December 31, 2023 Preferred Stock, Value, Issued Finished goods Inventory, Finished Goods, Gross Fair Value Measurement [Domain] Fair Value Measurement [Domain] Basic (in dollars per share) Basic (in dollars per share) Earnings Per Share, Basic Purchased Puts - Crude Oil 2027 Purchased Puts - Crude Oil 2027 [Member] Purchased Puts - Crude Oil 2027 Schedule of General and Administrative Expenses Schedule of General and Administrative Expenses [Table Text Block] Schedule of General and Administrative Expenses Issuance of common stock Proceeds from Issuance of Common Stock Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] 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 Total property, plant and equipment, net Total property, plant and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Aera Aera [Member] Aera Ownership [Domain] Ownership [Domain] Stock repurchase, excise tax Treasury Stock, Value, Acquired, Cost Method, Excise Tax Treasury Stock, Value, Acquired, Cost Method, Excise Tax Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Interest and debt expense Interest And Debt Expense, Net Interest And Debt Expense, Net Revenue from marketing of purchased commodities Marketing of Purchased Commodities [Member] Marketing of Purchased Commodities Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Total current liabilities Total current liabilities Liabilities, Current Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Weighted-average common shares outstanding Denominator for Basic EPS Weighted Average Number of Shares Outstanding, Diluted [Abstract] TOTAL ASSETS Assets Concentration Risk, Credit Risk, Policy Concentration Risk, Credit Risk, Policy [Policy Text Block] Net benefit liability Liability, Defined Benefit Pension Plan Costs of sales Cost of Goods and Services Sold Capital investments Payments to Acquire Property, Plant, and Equipment Actuarial gain associated with pension and postretirement plans Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax Other long-term liabilities Contingent liability (related to Carbon TerraVault JV put and call rights) Other long-term liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Netting Derivative Liability, Subject to Master Netting Arrangement, Asset Offset INVESTMENT IN UNCONSOLIDATED SUBSIDIARY AND RELATED PARTY TRANSACTIONS Equity Method Investments and Joint Ventures Disclosure [Text Block] 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] Dividends accrued for stock-based compensation awards Dividends Accrued For Stock-Based Compensation Awards Dividends Accrued For Stock-Based Compensation Awards Termination Date Trading Arrangement Termination Date Energy [Domain] Energy [Domain] Investment warrants, exercise price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights SoCal Border - Natural Gas Q3 2025 SoCal Border - Natural Gas Q3 2025 [Member] SoCal Border - Natural Gas Q3 2025 Total operating revenues Total operating revenues Revenues Business acquisition, percentage of ownership before transaction Business Acquisition, Percentage Of Ownership Before Transaction Business Acquisition, Percentage Of Ownership Before Transaction Assets Acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Entity Address, City or Town Entity Address, City or Town Investment in unconsolidated subsidiary Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Equity Method Investment Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Equity Method Investment Schedule of Recognized Identified Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Debt Instrument [Axis] Debt Instrument [Axis] Netting Derivative Asset, Subject to Master Netting Arrangement, Liability Offset NET INCOME (LOSS) Net income (loss) Net income (loss) Net Income (Loss) Attributable to Parent Other operating expenses, net Other Operating Income (Expense), Net Trading Arrangement: Trading Arrangement [Axis] Weighted-average price per barrel (in dollars per barrel) Underlying, Derivative Volume Stock issued during period, warrant exercises (in shares) Stock Issued During Period, Shares, Warrant Exercises Stock Issued During Period, Shares, Warrant Exercises Shares issued for warrants Stock Issued During Period, Value, Conversion of Convertible Securities Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Business Acquisition [Axis] Business Acquisition [Axis] Carbon TerraVault JV Carbon TerraVault Joint Venture [Member] Carbon TerraVault Joint Venture Area of real estate property Area of Real Estate Property Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Entity File Number Entity File Number Settlements and premiums Settlements and amortized premiums Gain (Loss) on Sale of Commodity Contracts Consolidated Entities [Domain] Consolidated Entities [Domain] Document Fiscal Year Focus Document Fiscal Year Focus Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Repurchases of common stock Stock repurchase Treasury Stock, Value, Acquired, Cost Method SoCal Border - Natural Gas Q4 2025 SoCal Border - Natural Gas Q4 2025 [Member] SoCal Border - Natural Gas Q4 2025 Entity Address, Address Line Two Entity Address, Address Line Two Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Other Other Accrued Liabilities, Current Name Forgone Recovery, Individual Name Document Period End Date Document Period End Date Supplemental Disclosure of Non-cash Investing and Financing Activities Supplemental Disclosure of Non-cash Investing and Financing Activities [Abstract] Supplemental Disclosure of Non-cash Investing and Financing Activities Other non-cash charges to income, net Other Noncash Income (Expense) Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Insider Trading Arrangements [Line Items] Basic (in dollars per share) Business Acquisition, Pro Forma Earnings Per Share, Basic Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Other current assets, net Other Current Assets [Member] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Interest income Interest Income, Operating Potential common shares, if dilutive: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Accounts payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Schedule of Merger Consideration and Preliminary Purchase Price Allocation Schedule of Business Acquisitions, by Acquisition [Table Text Block] Adjustment to Compensation: Adjustment to Compensation [Axis] Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Purchase obligation Purchase Obligation Bridge loan commitments Bridge Loan Commitments Bridge Loan Commitments Customer [Domain] Customer [Domain] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Earnings Retained Earnings [Member] Schedule of Other Long-term Liabilities Other Noncurrent Liabilities [Table Text Block] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Related Party, Type [Axis] Related and Nonrelated Parties [Axis] Basic (in shares) Weighted-average common shares outstanding — basic (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Proceeds from asset divestitures, net Proceeds from sale of assets Proceeds from Sale of Productive Assets Total stockholders' equity Beginning balance Ending balance Total equity Equity, Including Portion Attributable to Noncontrolling Interest Restricted stock units Restricted stock units Restricted Stock Units (RSUs) [Member] Property, plant and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Repayments of assumed debt Repayments of Assumed Debt Name Awards Close in Time to MNPI Disclosures, Individual Name Entity Filer Category Entity Filer Category Number of plans acquired Defined Benefit Plan, Number Of Plans Acquired Defined Benefit Plan, Number Of Plans Acquired Letters of Credit Letter of Credit [Member] Company Selected Measure Name Company Selected Measure Name