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Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Proved Costs Incurred, Acquisition of Oil and Gas Properties with Proved Reserves Senior Promissory Note Dated March 31, 2023 Senior Promissory Note Dated March 31, 2023 [Member] Senior Promissory Note Dated March 31, 2023 Accounts payable Increase (Decrease) in Accounts Payable Entity Public Float Entity Public Float Tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Other, Amount Aging of Capitalized Exploratory Well Costs [Axis] Aging of Capitalized Exploratory Well Costs [Axis] Derivative Instrument [Axis] Derivative Instrument [Axis] Increase (decrease) of valuation allowances Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Long-term debt, gross Notes and debentures, excluding discounts and debt issuance costs Long-Term Debt, Gross Other International Other International [Member] Other international. 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Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Accrued liability for legal contingencies Loss Contingency Accrual MAJOR CUSTOMERS Concentration Risk Disclosure [Text Block] Notes and debentures before unamortized discount and debt issuance costs Notes And Debentures [Member] Notes and debentures. Total Income Tax Expense (Benefit) Oil and Gas Property Industry-Specific Policies, Oil and Gas [Policy Text Block] Foreign tax credits Deferred Tax Assets, Tax Credit Carryforwards, Foreign Debt instrument, ticking fee accrual terms, period Debt Instrument, Ticking Fee Accrual Terms, Period Debt Instrument, Ticking Fee Accrual Terms, Period Vesting [Axis] Vesting [Axis] Debt, margin rate Debt Instrument, Margin Rate Debt Instrument, Margin Rate Crude Oil and Condensate Crude Oil And Condensate [Member] Crude Oil And Condensate [Member] Equity [Abstract] Equity [Abstract] Operating leases, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Fixed operating lease expenses Fixed Operating Lease Expense Fixed Operating Lease Expense Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] PSCs, discounted future net cash flows Production Sharing Contracts Modernization Impact, Discounted Future Net Cash Flows Production Sharing Contracts Modernization Impact, Discounted Future Net Cash Flows Unrealized derivative instrument losses (gains), net Unrealized gains (losses), net Unrealized Gain (Loss) on Derivatives Amortization of loss Defined Benefit Plan, Amortization of Gain (Loss) Tax credit carryforward, amount Tax Credit Carryforward, Amount Cash and cash equivalents Cash and cash equivalent Cash and Cash Equivalents, at Carrying Value Non-Core Mineral Rights Non-Core Mineral Rights [Member] Non-Core Mineral Rights Altus Altus Midstream Company [Member] Altus Midstream Company [Member] COMPREHENSIVE INCOME INCLUDING NONCONTROLLING INTERESTS Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Exploratory dry hole expense and unproved leasehold impairments Results of Operations, Dry Hole Costs Expected return on assets Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected 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reimbursed amount from trust Decommissioning Costs Reimbursed Amount From Trust Decommissioning Costs Reimbursed Amount From Trust Paid-In Capital Additional Paid-in Capital [Member] Document Annual Report Document Annual Report 2.625% notes due 2023 Two Point Six Two Five Percentage Notes Due Twenty Twenty Three [Member] Two Point Six Two Five Percentage Notes Due Twenty Twenty Three [Member] 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 interest Interest Costs Capitalized Adjustment Gain on changes in fair value of equity method interest Income (Loss) from Equity Method Investments Equity investments Deferred Tax Liabilities, Investments Cover [Abstract] Cover [Abstract] Capitalized costs, net Capitalized Costs, 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Concentration Risk Type [Domain] Concentration Risk Type [Domain] Operating Income (Loss) Operating Income (Loss) Salary increases Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase 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 Total deferred tax liabilities Deferred Tax Liabilities, Gross Consolidated Entities [Domain] Consolidated Entities [Domain] Redemption price, percentage of principal amount redeemed Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Retiree contributions Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant Liabilities incurred Additional abandonment liabilities associated with its drilling and development program Asset Retirement Obligation, Liabilities Incurred Segments [Axis] Segments [Axis] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX: Other Comprehensive Income (Loss), Net of Tax [Abstract] Decommissioning security for sold Gulf of Mexico 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 Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount 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] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] 2020 Performance Program Performance Program 2020 [Member] Performance Program 2020 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. Line of credit outstanding Long-Term Line of Credit Type of Restructuring [Domain] Type of Restructuring [Domain] Vesting, Tranche One Share-Based Payment Arrangement, Tranche One [Member] Consolidated Entities [Axis] Consolidated Entities [Axis] Variable Rate [Domain] Variable Rate [Domain] Pay vs Performance Disclosure [Line Items] Entity Voluntary Filers Entity Voluntary Filers Term Applicable Margin Term Applicable Margin [Member] Term Applicable Margin Maximum percentage of compensation contributed by the company Maximum Percentage Of Compensation Contributed By Employer Maximum percentage of compensation contributed by the company. Debt-to-capital ratio Ratio of Indebtedness to Net Capital Statistical Measurement [Domain] Statistical Measurement [Domain] Production Sharing Contracts Modernization Impact, Developed Reserves Production Sharing Contracts Modernization Impact, Developed Reserves [Member] Production Sharing Contracts Modernization Impact, Developed Reserves Underlying Security Market Price Change Underlying Security Market Price Change, Percent Noncurrent receivable from APA Corporation Noncurrent Receivable From Affiliate, Investing Activities Noncurrent Receivable From Affiliate, Investing Activities Expired, shares (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations 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 Standby loan agreed to provide related to ARO (up to) Standby Loan Agreed To Provide Related To Asset Retirement Obligations Standby Loan Agreed To Provide Related To Asset Retirement Obligations DEBT AND FINANCING COSTS Debt Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Revolving Credit Facility Revolving Credit Facility [Member] Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Segment Reporting [Abstract] Segment Reporting [Abstract] Accounts payable Accounts Payable, Current Weighted average remaining contractual life for exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Restatement Determination Date: Restatement Determination Date [Axis] Investment, Name [Axis] Investment, Name [Axis] Commitment And Contingencies [Table] Commitment And Contingencies [Table] Commitment And Contingencies [Table] Operating Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Additions to Net Property and Equipment Segment, Expenditure, Addition to Long-Lived Assets 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] 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. Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Gathering, Processing, and Transmission (GPT) Facilities Gathering, Processing And Transmission Facilities [Policy Text Block] Gathering transmission and processing facilities. Geographical [Axis] Geographical [Axis] Receivable from / Payable to APA Related Party Transaction, Policy [Policy Text Block] Related Party Transaction, Policy Tax attributable to Altus Preferred Unit limited partners Effective Income Tax Rate Reconciliation, Tax Attributable To Preferred Unit Limited Partners, Amount Effective Income Tax Rate Reconciliation, Tax Attributable To Preferred Unit Limited Partners, Amount Tax adjustments attributable to BCP Business Combination Effective Income Tax Rate Reconciliation, Business Combination Tax Adjustments, Amount Effective Income Tax Rate Reconciliation, Business Combination Tax Adjustments, Amount INCOME TAXES Income Tax Disclosure [Text Block] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] 2028 Defined Benefit Plan, Expected Future Benefit Payment, Year Five Proceeds from Apache credit facility, net Proceeds from (Repayments of) Lines of Credit 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year, Shares (in shares) Outstanding, end of year, Shares (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Interest income Interest Income, Interest-Earning Asset PSCs, percentage of reserves consolidated Production Sharing Contracts Modernization Impact, Percentage Of Reserves Consolidated Production Sharing Contracts Modernization Impact, Percentage Of Reserves Consolidated Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount 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 Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Schedule of Other Current Assets Schedule of Other Current Assets [Table Text Block] NET INCOME ATTRIBUTABLE TO APACHE CORPORATION Net income attributable to Apache Corporation Net Income (Loss) Total current liabilities Liabilities, Current Derivative Contract [Domain] Derivative Contract [Domain] 2025 Finance Lease, Liability, to be Paid, Year Two Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Company Selected Measure Name Company Selected Measure Name Accrued interest Interest Payable, Current Other property and equipment Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization LIABILITIES, NONCONTROLLING INTEREST, AND EQUITY Liabilities and Equity [Abstract] Foreign currency exchange rates Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) Asset retirement obligation assumed Disposal Group, Including Discontinued Operation, Consideration, Asset Retirement Obligation Assumed Disposal Group, Including Discontinued Operation, Consideration, Asset Retirement Obligation Assumed Revisions in estimated liabilities Asset Retirement Obligation, Revision of Estimate Trust account for disposal group, number of net profits interests Disposal Group, Trust Account, Number Of Net Profits Interests Disposal Group, Trust Account, Number Of Net Profits Interests Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Comprehensive income (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 Shares exercised in the period (in shares) Exercised, Shares (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Proved properties Capitalized Costs, Proved Properties U.S. Income (Loss) from Continuing Operations before Income Taxes, Domestic Accounts Receivable and Allowance for Credit Losses Receivable [Policy Text Block] Cost of goods and services sold Cost of Goods and Services Sold Asset retirement obligation accretion Results of Operations, Accretion of Asset Retirement Obligations Amounts recognized in Consolidated Balance Sheet Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position Period in which stock options become exercisable Shares vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period 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] Foreign currency derivative instruments Foreign Exchange Contract [Member] Decommissioning costs incurred Decommissioning Costs Incurred Decommissioning Costs Incurred Other Non-Core Assets And Leasehold Other Non-Core Assets And Leasehold [Member] Other Non-Core Assets And Leasehold International Regions International Regions [Member] International Regions [Member] Name Measure Name Line of credit facility, current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Divestitures and other Capitalized Exploratory Well Costs, Divestitures and Other Capitalized Exploratory Well Costs, Divestitures and Other Name Forgone Recovery, Individual Name Additions based on tax positions related to prior year Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions APA Corp APA Corp [Member] APA Corp Valuation Allowance [Table] Valuation Allowance [Table] Ongoing Consulting And Separation Costs Ongoing Consulting And Separation Costs [Member] Ongoing Consulting And Separation Costs Underlying Securities Award Underlying Securities Amount ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Comprehensive Income (Loss) Note [Text Block] Receivables Increase (Decrease) in Accounts Receivable Common stock, dividends, per share (in USD per share) Common Stock, Dividends, 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Divestiture Dispute Australian Operations Divestiture Dispute [Member] Australian Operations Divestiture Dispute [Member] Expired, Weighted Average Grant-Date Fair Value (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations, Weighted Average Grant Date Fair Value CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Gain contingency, unrecorded amount Gain Contingency, Unrecorded Amount Current asset retirement obligation Less current portion Asset Retirement Obligation, Current GPT facilities, accumulated depreciation Gathering, Processing And Transmission Facilities, Accumulated Depreciation Gathering, Processing And Transmission Facilities, Accumulated Depreciation 6.375% Senior Notes Due 2026 6.375% Senior Notes 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Twenty Six [Member] 10 percent discount rate Future Net Cash Flows Relating to Proved Oil and Gas Reserves, 10 Percent Annual Discount for Estimated Timing of Cash Flows Apache Egypt Apache Egypt [Member] Apache Egypt [Member] Net cash flows Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Net Cash Flows Total Shareholder Return Amount Total Shareholder Return Amount Maximum cost considered to be recognized for additional reserve Maximum Cost Considered To Be Recognized For Additional Reserve Maximum cost considered to be recognized for additional reserve. 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Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] 4.375% notes due 2028 Four Point Three Seven Five Percentage Notes Due 2028 [Member] Four Point Three Seven Five Percentage Notes Due 2028 [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Schedule of Changes in Benefit Obligation, Fair Value of Plan Assets and Funded Status of Pension and Postretirement Benefit Plans Schedule of Defined Benefit Plans Disclosures [Table Text Block] Canadian Operations Divestiture Dispute Canadian Operations Divestiture Dispute [Member] Canadian Operations Divestiture Dispute NET INCOME BEFORE INCOME TAXES Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Accrued operating expenses Accrued Operating Expenses Accrued operating expenses. 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Number of actions filed Loss Contingency, New Claims Filed, Number Current liability Liability, Defined Benefit Plan, Current Hedging Designation [Domain] Hedging Designation [Domain] Exploration expenses Results of Operations, Exploration Expense North Sea Segment North Sea [Member] Segment North Sea Projects with Exploratory Well Costs Capitalized for More than One Year [Table] Projects with Exploratory Well Costs Capitalized for More than One Year [Table] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Increase (decrease) of reserve for uncertain tax positions Unrecognized Tax Benefits, Period Increase (Decrease) Document Fiscal Period Focus Document Fiscal Period Focus Net interest expense carryforward Net Interest Expense Carryforward Net Interest Expense Carryforward 2027 Lessee, Operating Lease, Liability, to be Paid, Year Four Outstanding, beginning of year, weighted average exercise price (in USD per share) Outstanding, end of year, weighted average exercise price (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Lease operating expenses Operating Lease, Expense Debt instrument repurchase program Debt Instrument, Repurchase Amount Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items] Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items] Canada Foreign Foreign Tax Authority [Member] Permian Region Permian Region [Member] Permian Region [Member] Asset retirement obligation Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations Schedule of Revenue and Direct Cost Information Relating to Company's Oil and Gas Exploration and Production Activities Results of Operations for Oil and Gas Producing Activities Disclosure [Table Text Block] City Area Code City Area Code Product and Service [Axis] Product and Service [Axis] Debt covenant, adjusted debt-to-capital ratio Debt Instrument, Covenant, Adjusted Debt-To-Capital Ratio Debt Instrument, Covenant, Adjusted Debt-To-Capital Ratio Interest percentage Equity Method Investment, Ownership Percentage Document Fiscal Year Focus Document Fiscal Year Focus Geographical [Domain] Geographical [Domain] Stock-Based Compensation Compensation Related Costs, Policy [Policy Text Block] North Sea North Sea [Member] North Sea. Discounted future net cash flows Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves Number of bonds held Number Of Bond Held Number Of Bond Held Pipeline capacity embedded derivatives Pipeline Capacity Embedded Derivative [Member] Pipeline Capacity Embedded Derivative Schedule of Stock Options Activities Share-Based Payment Arrangement, Option, Activity [Table Text Block] Exercise Price Award Exercise Price Lease liability Deferred Tax Asset, Lease Liability Deferred Tax Asset, Lease Liability Depreciation, depletion, and amortization Results of Operations, Depreciation, Depletion, Amortization and Accretion Common dividends Dividends, Common Stock, Cash Nonrelated Party Nonrelated Party [Member] Number of geographical areas Number of Geographical Areas Number of Geographical Areas Delayed-Drawn Term Loan, 364-Day Tranche Loans Delayed-Drawn Term Loan, 364-Day Tranche Loans [Member] Delayed-Drawn Term Loan, 364-Day Tranche Loans NET INCOME INCLUDING NONCONTROLLING INTERESTS NET INCOME INCLUDING NONCONTROLLING INTERESTS Net income including noncontrolling interests Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Income taxes paid, net of refunds Income Taxes Paid, Net Redeemable Noncontrolling Interest - Altus Preferred Unit Limited Partners Redeemable Preferred Stock [Member] Total revenues and other Revenues And Other Revenues And Other 7.625% debentures due 2096 Seven Point Six Two Five Percentage Debentures Due Twenty Ninety Six [Member] Seven Point Six Two Five Percentage Debentures Due Twenty Ninety Six [Member] Drilling advances Drilling Advances Drilling advances. 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(loss) on plan assets Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held Altus Midstream Altus Midstream Segment [Member] Altus Midstream Segment [Member] Schedule of Long-term Purchase Commitment Long-Term Purchase Commitment [Table Text Block] Schedule of Projects with Exploratory Well Costs Capitalized for More than One Year Schedule of Projects with Exploratory Well Costs Capitalized for More than One Year [Table Text Block] Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Revision of quantities Revisions of Previous Quantity Estimates Prepaid assets and other Prepaid Expense and Other Assets, Current Income Taxes Income Tax, Policy [Policy Text Block] Current debt Debt, Current Revision of previous estimate Proved Developed and Undeveloped Reserve, Revision of Previous Estimate (Energy) Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward 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Properties With Proved Reserves, Net Total stock-settled and cash-settled compensation expensed Compensation expense Share-Based Payment Arrangement, Expense Commitment And Contingencies [Line Items] Commitment And Contingencies [Line Items] Commitment And Contingencies [Line Items] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Income Tax Authority [Domain] Income Tax Authority [Domain] Equity method investment impairment Equity Method Investment, Other than Temporary Impairment Accrued compensation and benefits Employee-related liabilities, current Employee-related Liabilities, Current Schedule of Net Operating Losses Summary of Operating Loss Carryforwards [Table Text Block] Name Trading Arrangement, Individual Name Award Date [Axis] Award Date [Axis] Asset retirement obligation accretion Accretion expense Asset Retirement Obligation, Accretion Expense Risks and Uncertainties [Abstract] Risks and Uncertainties [Abstract] Taxes related to foreign operations Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Entity [Domain] Entity [Domain] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amendment Flag Amendment Flag Other Revisions Other Revisions [Member] Other Revisions Legal Entity [Axis] Legal Entity [Axis] Decommissioning contingency for sold Gulf of Mexico properties (Note 12) Decommissioning contingency for sold Gulf of Mexico properties, total Decommissioning Contingency For Sold Properties Decommissioning Contingency For Sold Properties Asset retirement obligation (Note 9) Asset retirement obligation, long-term Asset Retirement Obligations, Noncurrent Operating leases, weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Interest paid, net of capitalized interest Interest Paid, Excluding Capitalized Interest, Operating Activities Number of debt instruments held Debt Instrument, Number Debt Instrument, Number 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. Finance leases, weighted average remaining lease term Finance Lease, Weighted Average Remaining Lease Term Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Net deferred income tax liability Net deferred income tax liability Deferred Tax Liabilities, Net Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] California Litigation California Litigation [Member] California Litigation Note receivable, interest rate Notes Receivable, Stated Interest Rate Notes Receivable, Stated Interest Rate OPERATING EXPENSES: Operating Expenses: Operating Expenses [Abstract] Company Selected Measure Amount Company Selected Measure Amount 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 Cash incentive payout amount Cash Incentive, Payout Amount Cash Incentive, Payout Amount Expired, weighted average exercise price (in USD per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price 2027 Defined Benefit Plan, Expected Future Benefit Payment, Year Four Assets Assets Assets Name Awards Close in Time to MNPI Disclosures, Individual Name Thereafter Finance Lease, Liability, to be Paid, after Year Five Syndicated Credit Facility Syndicated Credit Facility [Member] Syndicated Credit Facility [Member] USD agreement USD Agreement [Member] USD Agreement 2028 Long-Term Debt, Maturity, Year Five 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 Interest on finance lease asset Finance Lease, Interest Payment on Liability Extractive Industries [Abstract] Extractive Industries [Abstract] Vested, Weighted Average Grant-Date Fair Value (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Non-NEOs Non-NEOs [Member] 2021 Aging of Capitalized Exploratory Well Costs, Period Two [Member] Unproved Costs Incurred, Acquisition of Unproved Oil and Gas Properties Defined Benefit Plan, Plan Assets, Category [Domain] Defined Benefit Plan, Plan Assets, Category [Domain] Pension Benefits Pension Plan [Member] Oil and gas properties, on the basis of successful efforts accounting: Oil and Gas Property, Successful Effort Method, Gross Apache Australia Operation Apache Australia Operation [Member] Apache Australia Operation [Member] Purchases of minerals in-place Proved Developed and Undeveloped Reserves, Purchases of Minerals in Place CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Non-PEO NEO Non-PEO NEO [Member] Adjustment to Compensation: Adjustment to Compensation [Axis] Inflation-linked bonds Defined Benefit Plan, Inflation - Linked Bonds [Member] Defined Benefit Plan, Inflation - Linked Bonds Development Costs Incurred, Development Costs Debt Instrument [Line Items] Debt Instrument [Line Items] Receivables from contracts with customer, net Contract with Customer, Asset, after Allowance for Credit Loss Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Debt instrument, interest rate options Debt Instrument, Interest Rate Options Debt Instrument, Interest Rate Options Apache Midstream LLC Apache Midstream LLC [Member] Apache Midstream LLC Other Property and Equipment Property, Plant and Equipment, Other Types [Member] REVENUES AND OTHER: Revenues [Abstract] Environmental tax and royalty obligations Royalty Obligation Non Current Royalty Obligation Non Current Noncontrolling interest - Altus Noncontrolling Interest, ALTM [Member] Noncontrolling Interest, ALTM [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Credit facility fee, percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Statement [Line Items] Statement [Line Items] Expected to vest, Shares (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Share-Based Payment Arrangement, Expensed and Capitalized, Amount Share-Based Payment Arrangement, Expensed and Capitalized, Amount 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. Debt Instrument Maturity, Tranche Two Debt Instrument Maturity, Tranche Two [Member] Debt Instrument Maturity, Tranche Two Schedule of Debt Schedule of Debt [Table Text Block] 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 Natural Gas Liquids Natural Gas Liquids [Member] 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 Noncontrolling Interest - APA Corporation Noncontrolling Interest, APA Corporation [Member] Noncontrolling Interest, APA Corporation Other, net Other Sales Revenue (Losses) Net Other sales revenue (losses) net. Noncontrolling Interests Noncontrolling Interest [Member] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis]