Proved undeveloped reserves Oil and Gas, Proved Undeveloped Reserve, Quantity, Volume Suriname And Egypt Suriname And Egypt [Member] Suriname And Egypt Operating Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] 2026 Defined Benefit Plan, Expected Future Benefit Payment, Year Two Maximum percentage of eligible compensation contributed by the participating employees Share-Based Compensation Arrangement by Share-Based Payment Award, Maximum Employee Subscription Rate Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Total debt Long-Term Debt and Lease Obligation, Including Current Maturities Income tax expense at U.S. statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Exploration Exploration Expense [Member] Exploration Expense Cover [Abstract] Cover [Abstract] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Schedule of Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Exploration Exploration Expense Trading Symbol Trading Symbol COMPREHENSIVE INCOME INCLUDING NONCONTROLLING INTERESTS Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] LONG-TERM DEBT (Note 9) Long-term debt Long-Term Debt and Lease Obligation Shares issued for stock-based compensation plans: Shares Issued For Stock Based Compensation Plans [Abstract] Shares issued for stock based compensation plans. 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Properties Deferred Tax Assets, Decommissioning Contingency For Sold Properties Maximum Maximum [Member] Percentage of estimated proved developed reserves classified as proved not producing Percentage Of Estimated Proved Developed Reserves Classified As Proved Not Producing Percentage of estimated proved developed reserves classified as proved not producing. 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Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Number of defendants Loss Contingency, Number of Defendants Outstanding, beginning of year (in USD per share) Outstanding, end of year (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Common stock issued (in shares) Outstanding, beginning of year (in shares) Outstanding, end of year, (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Other long-term obligations Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Egyptian General Petroleum Corporation Egyptian General Petroleum Company [Member] Egyptian General Petroleum Company [Member] Subsequent Event Subsequent Event [Member] Weighted average grant date fair value per share (in USD per share) Granted (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Decommissioning contingency for sold Decommissioning Contingency For Sold Properties, Current And Noncurrent Decommissioning Contingency For Sold Properties, Current And Noncurrent 7.95% notes due April 2026 Seven Point Nine Five Percentage Notes Due April Twenty Twenty Six [Member] Seven Point Nine Five Percentage Notes Due April Twenty Twenty Six Debt Repurchase Program [Domain] Debt Repurchase Program [Domain] Debt Repurchase Program [Domain] Income Taxes Income Tax, Policy [Policy Text Block] 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Omnibus Plan [Member] Omnibus Plan Title Trading Arrangement, Individual Title Unsecured Debt Unsecured Debt [Member] Consolidated Entities [Axis] Consolidated Entities [Axis] Oil and Gas, Capitalized Exploratory Well Cost, Capitalized for Period Greater than One Year, Aging [Line Items] Oil and Gas, Capitalized Exploratory Well Cost, Capitalized for Period Greater than One Year, Aging [Line Items] Schedule of Net Income Before Income Taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] 10 percent discount rate Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Discount Balance at beginning of year Balance at end of year Unrecognized Tax Benefits City Area Code City Area Code CURRENT LIABILITIES: Liabilities, Current [Abstract] Auditor Location Auditor Location Accrued expenses and liabilities Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Altus Midstream Altus Midstream [Member] Altus Midstream Oil 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Weighted Average Assumptions Used to Determine Net Periodic Benefit Cost for the Years Ended December 31 Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] 2029 Finance Lease, Liability, to be Paid, Year Five Amendment Flag Amendment Flag Retiree contributions Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant Apache credit facility Credit Facility, Apache [Member] Credit Facility, Apache Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Depreciation on finance lease asset Finance Lease, Right-of-Use Asset, Amortization Comprehensive income (loss) attributable to noncontrolling interest Comprehensive Income (Loss), Net Of Tax, Attributable To Nonredeemable Noncontrolling Interest Comprehensive Income (Loss), Net Of Tax, Attributable To Nonredeemable Noncontrolling Interest Debt issuance costs Debt Issuance Costs, Net Shares sold (in shares) Sale of Stock, Number of Shares Issued in Transaction DEBT AND FINANCING COSTS Debt Disclosure [Text Block] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Debt instrument, face amount Debt Instrument, Face Amount Debt Repurchase, Cash Tender Offers Debt Repurchase, Cash Tender Offers [Member] Debt Repurchase, Cash Tender Offers Deferred Credits and Other Noncurrent Liabilities: Other Derivative Liability, Noncurrent Entity Address, Postal Zip Code Entity Address, Postal Zip Code Proved properties Oil and Gas, Capitalized Cost, before Accumulated Depreciation, Depletion, Amortization, and Valuation Allowance, Proved Property Business acquisition, equity interests exchange ratio Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Exchange Ratio Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Exchange Ratio Cash and cash equivalents Cash and cash equivalent Cash and Cash Equivalents, at Carrying Value Revenue from non-customers Revenue From Non-Customer Revenue From Non-Customer Other, net Payments for (Proceeds from) Other Investing Activities Sureties issued bonds to issuing bank Number Of Plaintiff, Sureties Issued Bonds To Issuing Bank Number Of Plaintiff, Sureties Issued Bonds To Issuing Bank 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] Auditor Name Auditor Name Forfeited (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Current income taxes: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] (Gain) loss from extinguishment of debt Loss (gain) on extinguishment of debt Gain (loss) on debt extinguishment Gain (Loss) on Extinguishment of Debt 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] Proved developed reserves (Energy) Oil and Gas, Proved Developed Reserve, Quantity, Energy Useful lives of gas gathering, transmission and processing facilities Property, Plant and Equipment, Useful Life Shares Under Option Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Notes and debentures before unamortized discount and debt issuance costs Notes And Debentures [Member] Notes and debentures. 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2030-2034 Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Schedule of Allocations for Plan Asset Holding and Target Allocation for Company's Plan Asset Schedule of Allocation of Plan Assets [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Entity File Number Entity File Number Thereafter Purchase Obligation, to be Paid, after Year Five Schedule Of Income Taxes [Table] Schedule Of Income Taxes [Table] Schedule Of Income Taxes [Table] Line of credit facility, number of extension options Line Of Credit Facility, Number Of Extension Options Line Of Credit Facility, Number Of Extension Options 6.0% notes due 2037 Six Point Zero Percentage Notes Due Twenty Thirty Seven [Member] Six Point Zero Percentage Notes Due Twenty Thirty Seven [Member] Capitalized well costs at beginning of year Capitalized well costs at end of year Capitalized well costs at end of year Oil and Gas, Capitalized Exploratory Well Cost Consolidated Entities [Domain] Consolidated Entities [Domain] Noncontrolling Interests Noncontrolling Interest [Member] Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Federal Current Federal Tax Expense (Benefit) WEIGHTED-AVERAGE NUMBER OF COMMON SHARES OUTSTANDING: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Name Forgone Recovery, Individual Name Aggregate intrinsic value for options outstanding exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Operating leases, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Proceeds from (payments on) commercial paper and revolving credit facilities, net Proceeds from (Repayments of) Commercial Paper And Lines Of Credit Proceeds from (Repayments of) Commercial Paper And Lines Of Credit Contingent Consideration by Type [Axis] Contingent Consideration by Type [Axis] 2029 Purchase Obligation, to be Paid, Year Five Other Other Noncash Income (Expense) Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Deferred tax liabilities: Components of Deferred Tax Liabilities [Abstract] Schedule of Expected Future Benefit Payment Schedule of Expected Benefit Payments [Table Text Block] Net income per common share – basic (in USD per share) Business Acquisition, Pro Forma Earnings Per Share, Basic Expired, Shares (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Period Increase (Decrease) Reductions for tax positions of prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Receivables from contracts with customers, net of allowance for doubtful accounts Contract with Customer, Asset, after Allowance for Credit Loss Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Deconsolidation gain Deconsolidation, Gain (Loss), Amount Schedule Of Significant Accounting Policies [Line Items] Schedule Of Significant Accounting Policies [Line Items] Schedule Of Significant Accounting Policies [Line Items] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Contingent consideration arrangements Contingent Consideration Arrangements [Member] Contingent Consideration Arrangements Term Loan Credit Agreement, 364-Day Tranche Loans Term Loan Credit Agreement, 364-Day Tranche Loans [Member] Term Loan Credit Agreement, 364-Day Tranche Loans Adjustment to Compensation: Adjustment to Compensation [Axis] 2021 Performance Program Performance Program 2021 [Member] Performance Program 2021 Award performance period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Performance Period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Performance Period Operating costs Oil and Gas, Result of Operation, Expense Litigation Case [Domain] Litigation Case [Domain] Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Other Property and Equipment Property, Plant and Equipment, Other Types [Member] Ultimate in 2030 Defined Benefit Plan Assumptions, Used Calculating Benefit Obligation, Health Care Cost Trend Rate, Ultimate Defined Benefit Plan Assumptions, Used Calculating Benefit Obligation, Health Care Cost Trend Rate, Ultimate Oil and gas production revenues Oil and Gas, Result of Operation, Revenue Basic (in shares) Income attributable to common stock (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Accretion of discount Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Accretion of Discount Sales of minerals in-place Oil and Gas, Proved Reserve, Quantity, Volume, Sale of Mineral in Place TOTAL EQUITY Beginning balance Ending balance Equity Equity, Including Portion Attributable to Noncontrolling Interest Property and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment North America North America [Member] Decommissioning security for sold Gulf of America properties Deferred Tax Liabilities, Decommissioning Security For Sold Properties Deferred Tax Liabilities, Decommissioning Security For Sold Properties Deferred charges and other long-term assets Increase (Decrease) In Deferred Charges And Other Long-Term Assets Increase (Decrease) In Deferred Charges And Other Long-Term Assets Legal reserve Effective Income Tax Rate Reconciliation, Legal Reserve Amount Effective Income Tax Rate Reconciliation, Legal Reserve Amount Name Awards Close in Time to MNPI Disclosures, Individual Name 7.375% debentures due 2047 Seven Point Three Seven Five Percentage Debentures Due Twenty Forty Seven [Member] Seven Point Three Seven Five Percentage Debentures Due Twenty Forty Seven [Member] Portion of employee's salary, employee contributions under non-qualified retirement savings plan Portion Of Employees Salary Employee Contributions Under Non Qualified Retirement Savings Plan Portion of employee's salary, employee contributions under non-qualified retirement/savings plan. Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Standby loan agreed to provide related to ARO Standby Loan For Decommissioning Standby Loan For Decommissioning Entity Filer Category Entity Filer Category Additional number of shares authorized to be repurchased (in shares) Stock Repurchase Program, Additional Number Of Shares Authorized To Be Repurchased Stock Repurchase Program, Additional Number Of Shares Authorized To Be Repurchased Liabilities settled Asset Retirement Obligation, Liabilities Settled Maximum percentage of compensation contributed by the company Maximum Percentage Of Compensation Contributed By Employer Maximum percentage of compensation contributed by the company. Statistical Measurement [Domain] Statistical Measurement [Domain] Additions to Net Property and Equipment Segment, Expenditure, Addition to Long-Lived Assets Schedule of Weighted Average Lease Term And Discount Rate Lease, Cost [Table Text Block] Proceeds from asset divestitures Proceeds from Sale of Oil and Gas Property and Equipment Number of projects with exploratory well costs capitalized for a period greater than one year Oil and Gas, Capitalized Exploratory Well Cost, Capitalized for Period Greater than One Year, Number of Projects Unproved properties Oil and Gas, Capitalized Cost, before Accumulated Depreciation, Depletion, Amortization, and Valuation Allowance, Unproved Property Other current liabilities (Note 7) Total Other current liabilities Other Liabilities, Current Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Revisions in estimated liabilities Asset Retirement Obligation, Revision of Estimate All Trading Arrangements All Trading Arrangements [Member] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Schedule of Reconciliation of Components of Basic and Diluted Net Income (Loss) Per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Period in which stock options become exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Tax credit carryforward, amount Tax Credit Carryforward, Amount Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Derivative [Line Items] Derivative [Line Items] Income taxes paid, net of refunds Income Taxes Paid, Net Commitment And Contingencies [Table] Commitment And Contingencies [Table] Commitment And Contingencies [Table] Asset acquired, net acres Area of Land Equity method interests (Note 6) Equity method interests Equity Method Investments Pay vs Performance Disclosure [Line Items] Beginning balance Ending balance Redeemable Noncontrolling Interest, Equity, Carrying Amount Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount 4.25% notes due 2030 Four Point Two Five Percentage Notes Due Twenty Thirty [Member] Four Point Two Five Percentage Notes Due Twenty Thirty [Member] Derivative [Table] Derivative [Table] Texas Gulf Coast Texas Gulf Coast [Member] Texas Gulf Coast Estimated future net cash flow before income tax expenses Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Estimated future net cash flow before income tax expenses. Gathering, Processing, and Transmission (GPT) Facilities Gathering, Processing And Transmission Facilities [Policy Text Block] Gathering transmission and processing facilities. Deferred income taxes: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] TEXAS TEXAS Other Performance Measure, Amount Other Performance Measure, Amount Salary increases Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase Balance, beginning of year (in shares) Balance, end of year (in shares) Common Stock, Shares, Outstanding Stock exchanged during period (in shares) Stock Exchanged During Period, Shares Stock Exchanged During Period, Shares Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Gathering, processing, and transmission facilities GPT Facilities [Member] GPT Facilities Shares authorized and available for grant (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Non-current portion Operating Lease, Liability, Noncurrent Benefits paid Defined Benefit Plan, Benefit Obligation, Benefits Paid Capitalized costs, net Oil and Gas, Capitalized Cost, after Accumulated Depreciation, Depletion, Amortization, and Valuation Allowance Carrying value of non-core assets disposed Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Schedule Of Significant Accounting Policies [Table] Schedule Of Significant Accounting Policies [Table] Schedule Of Significant Accounting Policies [Table] Service cost Defined Benefit Plan, Service Cost Entity Tax Identification Number Entity Tax Identification Number Global equities Defined Benefit Plan, Equity Securities [Member] Exploratory dry hole expense and unproved leasehold impairments Oil and Gas, Result of Operation, Dry Hole Cost Treasury shares acquired (in shares) Treasury shares acquired (in shares) Treasury Stock, Shares, Acquired Additions based on tax positions related to prior year Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Charged to exploration expense Oil and Gas, Capitalized Exploratory Well Cost, Charged to Expense Retirement Plan Type [Axis] Retirement Plan Type [Axis] Foreign Deferred Foreign Income Tax Expense (Benefit) ALTM ALTM [Member] ALTM Lease operating expenses Results Of Operations, Lease Operating Expenses Results Of Operations, Lease Operating Expenses Salary increases Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Debt Instrument, Redemption, Period Two Debt Instrument, Redemption, Period Two [Member] Non-Core Mineral And Royalty Interests Non-Core Mineral And Royalty Interests [Member] Non-Core Mineral And Royalty Interests Aggregate issue price of Preferred Units Sale of Stock, Consideration Received on Transaction Treasury Stock Treasury Stock, Common [Member] Plan settlements Defined Benefit Plan, Accumulated Benefit Obligation, (Increase) Decrease for Settlement and Curtailment Intersegment Eliminations & Other Intersegment Eliminations [Member] Initial Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Healthcare Cost Trend, Initial Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Healthcare Cost Trend, Initial Asset retirement obligation (Note 8) Asset retirement obligation, long-term Asset Retirement Obligations, Noncurrent Plan Name [Axis] Plan Name [Axis] Thereafter Finance Lease, Liability, to be Paid, after Year Five Abandonment obligations Asset Acquisition, Abandonment Obligations Asset Acquisition, Abandonment Obligations Equity Components [Axis] Equity Components [Axis] Total future minimum payments Finance Lease, Liability, to be Paid Capitalized Interest Interest Capitalization, Policy [Policy Text Block] Other current assets (Note 5) Total Other current assets Other Assets, Current Net income attributable to common stock Business Acquisition, Pro Forma Net Income (Loss) Stock-settled and cash-settled compensation capitalized Share-Based Payment Arrangement, Amount Capitalized Total operating expenses Costs and Expenses Accumulated gain (loss) Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Comprehensive loss attributable to Altus Preferred Unit limited partners Comprehensive Income (Loss), Net Of Tax, Attributable To Redeemable Noncontrolling Interest Comprehensive Income (Loss), Net Of Tax, Attributable To Redeemable Noncontrolling Interest Aggregate intrinsic value for options outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Diluted: Earnings Per Share, Diluted [Abstract] Acquisition of Delaware Basin properties Payments To Acquire Oil And Gas Properties, Proved Payments To Acquire Oil And Gas Properties, Proved 5.35% notes due 2049 Five Point Three Five Percentage Notes Due Twenty Forty Nine [Member] Five Point Three Five Percentage Notes Due Twenty Forty Nine [Member] Geographical [Axis] Geographical [Axis] Net deferred income tax asset Net deferred income tax asset Deferred Tax Assets, Net 2029 Lessee, Operating Lease, Liability, to be Paid, Year Five Increase (decrease) of valuation allowances Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Gain on divestitures, net Gain (Loss) on Disposition of Business International Regions International Regions [Member] International Regions [Member] 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 Allowance for Credit Losses Accounts Receivable, Allowance for Credit Loss [Table Text Block] Accrued liability for legal contingencies Loss Contingency Accrual APA APA Corp [Member] APA Corp Other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Discount (premium) to par of debt repurchase Gain (Loss) on Repurchase of Debt Instrument Lease operating expenses Operating Lease, Expense Ongoing consulting and separation costs Ongoing Consulting And Separation Costs [Member] Ongoing Consulting And Separation Costs CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR CASH AND CASH EQUIVALENTS AT END OF PERIOD Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents 2025 Performance Program Performance Program 2025 [Member] Performance Program 2025 Total compensation cost related to non-vested awards not yet recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Foreign Current Foreign Tax Expense (Benefit) Expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations CURRENT ASSETS: Assets, Current [Abstract] 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Asset retirement obligation at beginning of the year Asset retirement obligation at end of the year Asset Retirement Obligation Oil and Gas, Proved Reserve, Quantity [Line Items] Oil and Gas, Proved Reserve, Quantity [Line Items] Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Schedule Of Income Tax [Table] Schedule Of Income Tax [Table] Schedule Of Income Tax [Table] Total deferred credits and other noncurrent liabilities Liabilities, Other than Long-Term Debt, Noncurrent Asset retirement costs Asset Retirement Costs Asset Retirement Costs Net cash flows Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Future Net Cash Flow, before Discount Lease liability Deferred Tax Assets, Lease Liability Deferred Tax Assets, Lease Liability Schedule of Common Stock Outstanding Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Gain (loss) on sale of oil and gas properties Gain (loss) on sale of oil and gas properties Gain (Loss) on Disposition of Oil and Gas Property CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] 2029 Defined Benefit Plan, Expected Future Benefit Payment, Year Five State income tax, less federal effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Total deferred tax liabilities Deferred Tax Liabilities, Gross Basic (in USD per share) Income attributable to common stock (in USD per share) Earnings Per Share, Basic Proved Costs Incurred, Acquisition Of Oil And Gas Properties With Proved Reserves, Net Costs Incurred, Acquisition Of Oil And Gas Properties With Proved Reserves, Net Commitment And Contingencies [Line Items] Commitment And Contingencies [Line Items] Commitment And Contingencies [Line Items] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Period in which stock options expires after grant date Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Equity investments Deferred Tax Assets, Investments Current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities Ownership [Domain] Ownership [Domain] Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Percentage of Plan Assets at Year-End Defined Benefit Plan, Plan Assets, Actual Allocation, Percentage Net of issuance costs Proceeds from Debt, Net of Issuance Costs Preferred Units embedded derivative Embedded Derivative Financial Instruments [Member] Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow [Line Items] Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow [Line Items] Disposal Group, Held-for-Sale, Not Discontinued Operations Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Total current liabilities Liabilities, Current Syndicated credit facilities Line of credit outstanding Long-Term Line of Credit Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Purchase of mineral in place Oil and Gas, Proved Reserve, Quantity, Energy, Purchase of Mineral in Place Awards granted during period (in shares) Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Revisions of previous estimates Oil and Gas, Proved Reserve, Quantity, Volume, Revision of Previous Estimate Repayments Repayments of Notes Payable Other Revisions Other Revisions [Member] Other Revisions Oil and Gas, Capitalized Exploratory Well Cost, Capitalized for Period Greater than One Year, Aging [Axis] Oil and Gas, Capitalized Exploratory Well Cost, Capitalized for Period Greater than One Year, Aging [Axis] Total stock-settled and cash-settled compensation costs Share-Based Payment Arrangement, Expensed and Capitalized, Amount Decommissioning contingency for sold Gulf of America properties (Note 11) Decommissioning Contingency For Sold Properties Decommissioning Contingency For Sold Properties Reclassifications to proved properties Oil and Gas, Capitalized Exploratory Well Cost, Reclassification Based on Determination of Proved Reserve EQUITY METHOD INTERESTS Equity Method Investments and Joint Ventures Disclosure [Text Block] Discount rate Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Discount to par Debt Instrument, Discount To Par Debt Instrument, Discount To Par Total revenues Revenues Deconsolidation of Altus Noncontrolling Interest, Decrease from Deconsolidation Asset acquisition consideration transferred Asset Acquisition, Consideration Transferred Entity Address, City or Town Entity Address, City or Town Portion of employee's annual bonus, employee contributions under non-qualified retirement savings plan, vested Portion Of Employees Annual Bonus Employee Contributions Under Nonqualified Retirement Savings Plan Vested Portion of employee's annual bonus, employee contributions under non-qualified retirement savings plan, vested. Suriname SURINAME Schedule of Stock Options Activities Share-Based Payment Arrangement, Option, Activity [Table Text Block] Total stock-settled and cash-settled compensation expensed Compensation expense Share-Based Payment Arrangement, Expense Tax expense recorded for interest and penalties Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense ACCUMULATED OTHER COMPREHENSIVE INCOME Comprehensive Income (Loss) Note [Text Block] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Weighted Average Assumptions used as of December 31 Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] Business Acquisition [Axis] Business Acquisition [Axis] Less: Accumulated depreciation, depletion, and amortization Accumulated Depreciation, Depletion And Amortization, Property And Equipment, Including Finance Lease, Oil And Gas Properties Accumulated Depreciation, Depletion And Amortization, Property And Equipment, Including Finance Lease, Oil And Gas Properties PROPERTY AND EQUIPMENT: Property, Plant and Equipment, Net [Abstract] 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] Foreign Foreign Tax Jurisdiction [Member] Cash incentive payout amount Cash Incentive, Payout Amount Cash Incentive, Payout Amount Finance Lease Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Tax adjustments attributable to BCP Business Combination Effective Income Tax Rate Reconciliation, Acquisition Tax Adjustment, Amount Effective Income Tax Rate Reconciliation, Acquisition Tax Adjustment, Amount Document Fiscal Year Focus Document Fiscal Year Focus Syndicated credit facilities Syndicated Credit Facility [Member] Syndicated Credit Facility [Member] USD Agreement USD Agreement [Member] USD Agreement Treasury stock activity, net Treasury Stock, Value, Acquired, Cost Method Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Beginning balance Ending balance Oil and Gas, Proved Reserve, Quantity, Volume Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign 4.625% notes due 2025 Four Point Six Two Five Percentage Notes Due Twenty Twenty Five [Member] Four Point Six Two Five Percentage Notes Due Twenty Twenty Five Document Period End Date Document Period End Date Current portion Finance Lease, Liability, Current Base Rate Base Rate [Member] Income tax Oil and Gas, Result of Operation, Income Tax Expense (Benefit) Total future minimum payments Lessee, Operating Lease, Liability, to be Paid Accrued tax expense Accrued Tax Expense Resulted In Tax Credit that Can Be Carried Forward Indefinitely To Offset Regular Federal Income Tax Expense Accrued Tax Expense Resulted In Tax Credit that Can Be Carried Forward Indefinitely To Offset Regular Federal Income Tax Expense Non-vested, beginning balance (in shares) Non-vested, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period Insider Trading Arrangements [Line Items] Apache Australia Operation Apache Australia Operation [Member] Apache Australia Operation [Member] Oil and Gas Property Oil and Gas [Policy Text Block] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three Deferred Tax Asset, Valuation Allowance [Table] Deferred Tax Asset, Valuation Allowance [Table] Accumulated benefit obligation for pension plans Defined Benefit Plan, Accumulated Benefit Obligation Prepaid assets and other Prepaid Expense and Other Assets, Current Inflation-linked bonds Defined Benefit Plan, Inflation-Linked Bonds [Member] Defined Benefit Plan, Inflation-Linked Bonds Foreign currency derivative instruments Foreign Exchange Contract [Member] Document Transition Report Document Transition Report Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Total future minimum payments Purchase Obligation Schedule of Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Customer [Domain] Customer [Domain] Apache Midstream LLC Apache Midstream LLC [Member] Apache Midstream LLC Entity Current Reporting Status Entity Current Reporting Status Accumulated Deficit Retained Earnings [Member] Amortization of debt issuance costs Amortization of Debt Issuance Costs Ownership percentage by noncontrolling owners Subsidiary, Ownership Percentage, Noncontrolling Owner Undiscounted reserve for environmental remediation Accrual for Environmental Loss Contingencies, Gross Noncontrolling interest - Altus Noncontrolling Interest, ALTM [Member] Noncontrolling Interest, ALTM [Member] Pre-tax Amounts Recognized in Accumulated Other Comprehensive Income (Loss) Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] Accumulated DD&A Oil and Gas, Capitalized Cost, Accumulated Depreciation, Depletion, Amortization, and Valuation Allowance Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Income tax expense Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Income Tax Expense Benefit Future net cash flows relating to proved oil and gas reserves, income tax expense benefit. Accrued exploration and development Accrued Exploration And Development Accrued exploration and development. Total estimated future net cash flows before income tax expense discounted at 10 percent per annum Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows Before Tax Discounted Future Net Cash Flows Relating To Proved Oil And Gas Reserves Future Cash Inflows Before Tax Schedule of Total Provision for Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] 4.875% notes due 2027 Four Point Eight Seven Five Percentage Notes Due Twenty Twenty Seven [Member] Four Point Eight Seven Five Percentage Notes Due Twenty Twenty Seven Other, net Other Sales Revenue (Losses) Net Other sales revenue (losses) net. Proved developed reserves Oil and Gas, Proved Developed Reserve, Quantity, Volume Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] Letter of Credit Letter of Credit [Member] Company Selected Measure Name Company Selected Measure Name