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Contract, Type of Deferred Compensation [Domain] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Inventories Total inventories Inventory, Net U.S. federal Deferred Federal Income Tax Expense (Benefit) Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] JP Morgan Chase Jp Morgan Chase [Member] JP Morgan Chase [Member] Schedule of related party transactions and balances Schedule of Related Party Transactions [Table Text Block] Product and Service [Axis] Product and Service [Axis] Interest and Other Income (Loss), Net Other Income and Other Expense Disclosure [Text Block] Entity Public Float Entity Public Float Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Sales of purchased gas Sale of Gas Purchased [Member] Sale of Gas Purchased [Member] Short-term lease cost Short-term Lease, Cost Occidental Energy Marketing Inc. Occidental Energy Marketing Inc [Member] Occidental Energy Marketing Inc Stock repurchased during period (in shares) Stock Repurchased During Period, Shares Awards issued under plan (in shares) Shares issued (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period Statement [Line Items] Statement [Line Items] 2022 Long-term Debt, Maturities, Repayments of Principal in Next Rolling Twelve Months Liabilities settled Operating Lease, Liabilities Settled Operating Lease, Liabilities Settled Contingent consideration period Disposal Group, Contingent Consideration Period Disposal Group, Contingent Consideration Period Pressure pumping and related services charges Related Party Transaction, Purchases from Related Party Domestic Tax Authority Domestic Tax Authority [Member] Cap price Option Indexed to Issuer's Equity, Cap Price Option Indexed to Issuer's Equity, Cap Price Debt Disclosure [Abstract] Debt Disclosure [Abstract] Oil and gas properties Oil and Gas Properties Policy [Policy Text Block] Due to affiliates Due to Affiliate, Current Schedule of cash paid for vested liability awards and fair value of vested performance units Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] Floor, price per barrel Derivative, Average Floor Price Less current portion of asset retirement obligations Asset Retirement Obligation, Current Oil contracts Oil contracts [Member] Oil contracts [Member] Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Finance Lease Liability [Abstract] Finance Lease Liability [Abstract] Contingent consideration, cash receipt, measurement input Contingent Consideration, Cash Receipt, Measurement Input Contingent Consideration, Cash Receipt, Measurement Input Customer [Axis] Customer [Axis] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Deferred compensation plan Deferred Compensation Arrangement with Individual, Contributions by Employer Debt instrument, convertible, threshold trading days Debt Instrument, Convertible, Threshold Trading Days Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Document Annual Report Document Annual Report Forecast Forecast [Member] Deferred: Deferred Federal, State and Local, Tax Expense (Benefit) [Abstract] Sold Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] 2026 Gas Delivery Commitment, Year Five Gas Delivery Commitment, Year Five 2024 Gas Delivery Commitment, Year Three Gas Delivery Commitment, Year Three Cash proceeds Proceeds from Issuance of Common Stock Total Assets Assets Exploration expenses Exploration Expense Plan Name [Domain] Plan Name [Domain] Idle frac fleet fees Idle frac fleet fees [Member] Idle frac fleet fees Employee stock purchase plan contribution limit Employee Stock Purchase Plan Contribution Limit Employee Stock Purchase Plan Contribution Limit Matching contributions vesting period in years Four Zero One K Plan Matching Contributions Vesting Period 401(k) Plan Matching Contributions Vesting Period in years. Schedule of convertible notes Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Derivative Contract Type [Domain] Derivative Contract [Domain] Cash Cash [Member] Accelerated Depreciation Accelerated Depreciation [Member] Accelerated Depreciation Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Schedule of Derivative Assets and Liabilities by Counterparty [Line Items] Schedule of Derivative Assets and Liabilities by Counterparty [Line Items] Schedule of Derivative Assets and Liabilities by Counterparty [Line Items] 0.550% senior notes due 2023 0.55% Senior notes due 2023 [Member] 0.55% Senior notes due 2023 Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Furniture and fixtures Furniture and Fixtures [Member] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] 2024 Lessee, Operating Lease, Liability, Payments, Due in Rolling Year Three Subsequent Event [Line Items] Subsequent Event [Line Items] Tax Credit Carryforward [Axis] Tax Credit Carryforwar