Shares Granted (in shares) Restricted stock grants (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Accordian feature, increase limit Line Of Credit Facility, Accordian Feature, Increase Limit Line Of Credit Facility, Accordian Feature, Increase Limit Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Assets And Liabilities, Lessee Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee [Table Text Block] Outstanding days of account receivable Past Due Days Of Account Receivable Considered Delinquent Past Due Days Of Account Receivable Considered Delinquent COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Related Party [Axis] Related Party [Axis] Occidental Energy Marketing, Inc. Occidental Energy Marketing, Inc. [Member] Occidental Energy Marketing, Inc. [Member] Maximum aggregate payment defaults and accelerations Debt Instrument, Covenant, Maximum Aggregate Payment Defaults And Accelerations Debt Instrument, Covenant, Maximum Aggregate Payment Defaults And Accelerations Summarized information about outstanding and exercisable stock option Share-based Payment Arrangement, Option, Exercise Price Range, End of Period [Abstract] Midstream Properties [Abstract] Midstream Properties [Abstract] Midstream Properties [Abstract] Statistical Measurement [Domain] Statistical Measurement [Domain] LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities and Equity [Abstract] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Distributions to non-controlling interest owners of less-than wholly-owned subsidiaries Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Depreciation of assets Finance Lease, Right-of-Use Asset, Amortization Security Exchange Name Security Exchange Name EMPLOYEE BENEFIT PLANS Compensation and Employee Benefit Plans [Text Block] Exploration wells Exploration costs Exploration Costs, Cumulative Other property and equipment, at cost Finance Lease, Right-of-Use Asset, before Accumulated Amortization Cancellation of treasury stock Treasury Stock, Retired, Cost Method, Amount Total current liabilities Liabilities, Current Accounts Receivable Accounts Receivable [Policy Text Block] Costs incurred for Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative [Abstract] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Weighted average fair value, Beginning Balance (usd per share) Weighted average fair value, Ending Balance (usd per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Variable Rate [Domain] Variable Rate [Domain] Total lease payments Finance Lease, Liability, Payment, Due ASSETS Assets [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Investment, Name [Axis] Investment, Name [Axis] Accounting Policies [Abstract] Accounting Policies [Abstract] Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Operating cash payments for operating leases Operating Lease, Payments Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] 2021 Lessee, Operating Lease, Liability, to be Paid, Year One Consideration paid towards joint venture Payments to Acquire Interest in Joint Venture Options outstanding at beginning of period (in shares) Options outstanding at end of period (in shares) Fair value of stock option awards outstanding (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 2024 Lessee, Operating Lease, Liability, to be Paid, Year Four Summary of the valuation of the Company's financial assets and liabilities that were accounted for at fair value on a recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] State income tax Current State and Local Tax Expense (Benefit) Range of exercise prices, Lower limit Share-based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Common stock, par value (usd per share) Common Stock, Par or Stated Value Per Share (Decrease) increase in liabilities for midstream capital expenditures Increase Decrease in Liabilities for Support Equipment and Facilities Increase decrease in liabilities for support equipment and facilities. 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Consolidations and Eliminations Intersegment Eliminations [Member] Summary of the valuation of the Company's financial assets and liabilities that were accounted for at fair value on a recurring basis Derivative Assets (Liabilities), at Fair Value, Net, by Balance Sheet Classification [Abstract] BP America Production Company BP America Production Company [Member] BP America Production Company [Member] Weighted average exercise price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Less imputed interest Finance Lease, Liability, Undiscounted Excess Amount Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Useful life using the straight-line Useful Life Using Straight Line Useful life using straight line. 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Other long-term liabilities Long-term lease obligations Finance Lease, Liability, Noncurrent Other current liabilities Other Liabilities, Current Investment, Name [Domain] Investment, Name [Domain] Repay deficit in agreement, period Repay Deficit in Agreement Period Repay deficit in agreement period. Common stock and restricted stock unit expense Common Stock And Restricted Stock Expense Common stock and restricted stock expense. Plains Marketing, L.P. Plains Marketing, L.P. [Member] Plains Marketing, L.P. 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Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Emerging Growth Company Entity Emerging Growth Company Secured debt, percentage of mortgages used as security Debt Instrument, Secured Debt, Percentage Of OIl And Gas Properties Debt Instrument, Secured Debt, Percentage Of OIl And Gas Properties Natural gas revenues Natural Gas Natural Gas [Member] Deferred Net deferred income tax (benefit) provision Net deferred income tax (benefit) provision Deferred Income Tax Expense (Benefit) Realized gain on derivatives Realized gain on derivatives Gain (Loss) on Sale of Derivatives 2023 Debt Instrument, Redemption, Period Four [Member] Gross amounts of recognized liabilities Derivative Liability, Fair Value, Gross Liability Weighted Average Price Ceiling (usd per Bbl) Derivative, Cap Price Maximum Maximum [Member] Preferred shares authorized (in shares) Preferred Stock, Shares Authorized Federal Funds Effective Rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] Noncontrolling Interest Noncontrolling Interest [Member] Capitalized Costs of Unproved Properties Excluded from Amortization [Table] Capitalized Costs of Unproved Properties Excluded from Amortization [Table] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Deferred performance incentives, term Equity Method Investment, Deferred Performance Incentives, Term Equity Method Investment, Deferred Performance Incentives, Term Summary of offsetting liabilities Offsetting Liabilities [Table Text Block] Accounts payable, accrued liabilities and other current liabilities Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Trading Symbol Trading Symbol 2018 Two Years Prior [Member] Two Years Prior [Member] Weighted average common shares outstanding Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Aggregate intrinsic value expected to be settled in cash Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Aggregate Intrinsic Value Expected To Be Settled In Cash Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Aggregate Intrinsic Value Expected To Be Settled In Cash Contributions related to formation of San Mateo I (see Note 6) Adjustments to Additional Paid in Capital, Formation of Joint Venture Adjustments to Additional Paid in Capital, Formation of Joint Venture Revenue, Initial Application Period Cumulative Effect Transition [Table] Revenue, Initial Application Period Cumulative Effect Transition [Table] Fair value of notes payable Notes Payable, Fair Value Disclosure Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Entity Shell Company Entity Shell Company Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Fair value on a recurring basis Fair Value, Recurring [Member] 2022 Finance Lease, Liability, to be Paid, Year Two Drilling Rig Leases Drilling Rig Leases [Member] Drilling Rig Leases [Member] Weighted average exercise price, Options expired (usd per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Entity Public Float Entity Public Float Assets (Liabilities) Asset (Liabilities) [Abstract] Asset liability. Document Type Document Type ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Other income (expense) Other Nonoperating Income (Expense) Options granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Cancellation of treasury stock, shares Treasury Stock, Shares, Retired Treasury stock Treasury Stock [Member] Amount earned from potential earnout Equity Method Investment, Deferred Performance Incentives, Amount Recognized Equity Method Investment, Deferred Performance Incentives, Amount Recognized Segments [Axis] Segments [Axis] Weighted average fair value, Vested (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 Impairment charge for equipments held in inventory Inventory Write-down Level 3 Fair Value, Inputs, Level 3 [Member] Oil and natural gas revenues Oil and Gas [Member] Contractual obligation Contractual Obligation Current assets Other Current Assets [Member] Contributions to joint venture Related Party Transaction, Expenses from Transactions with Related Party Derivative Asset Natural gas derivatives Derivative Asset Period after notice to comply with other agreements Debt Instrument, Covenant, Failure To Comply With Other Agreements, Period After Notice Debt Instrument, Covenant, Failure To Comply With Other Agreements, Period After Notice Line of Credit Line of Credit [Member] Deferred income taxes Deferred Income Tax Liabilities, Net DERIVATIVE FINANCIAL INSTRUMENTS Derivative Instruments and Hedging Activities Disclosure [Text Block] Operating (loss) income Operating Income (Loss) Cost to issue senior unsecured notes Payments of Debt Issuance Costs Weighted average exercise price (usd per share) Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price Pipe and other equipment Pipelines [Member] Variable Rate [Axis] Variable Rate [Axis] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Commitments and contingencies (Note 14) Commitments and Contingencies Vesting period of shares Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Depletion Depletion Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Furniture, fixtures and other equipment Furniture and Fixtures [Member] Entity Address, State or Province Entity Address, State or Province Shares Vested (in shares) Restricted stock vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Federal tax (benefit) expense at statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Accounts payable Accounts Payable, Current Derivative instruments Derivative Asset, Current Statutory Reserve Rate Statutory Reserve Rate [Member] Statutory Reserve Rate [Member] Accumulated deficit Retained Earnings (Accumulated Deficit) RIght-of-use asset Operating Lease, Right-of-Use Asset Repayments of borrowings Repayment of borrowings Repayments of Lines of Credit Line of credit, maximum facility amount Line Of Credit Facility, Maximum Facility Amount Line Of Credit Facility, Maximum Facility Amount Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment 2021 Finance Lease, Liability, to be Paid, Year One Accounts receivable due period Accounts Receivable Due Period Accounts receivable due period. Notional Quantity (Bbl) Derivative, Nonmonetary Notional Amount Schedule of changes in Company's asset retirement obligations Schedule of Change in Asset Retirement Obligation [Table Text Block] Customer [Axis] Customer [Axis] Revenues Revenues [Member] Revenues. Total lease expense Lease, Cost Contract agreement term Related Part Transaction, Contract Agreement Term Related Part Transaction, Contract Agreement Term Issuance of common stock pursuant to employee stock compensation plan Stock Issued During Period, Value, Employee Benefit Plan Beginning asset retirement obligations Ending asset retirement obligations Asset Retirement Obligation Options forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Revenues Revenue from contract with customer Revenue from Contract with Customer, Excluding Assessed Tax Open Option Contracts Written Type [Domain] Open Option Contracts Written Type [Domain] Lender Name [Axis] Lender Name [Axis] Lease and well equipment inventory Other Inventory, Net of Reserves Liability-Based Stock Option Awards Settled Liability-Based Stock Option Awards Settled Liability-Based Stock Option Awards Settled Business Acquisition [Axis] Business Acquisition [Axis] Present value discounted percent of future net revenues of proved oil and natural gas reserves Discounting Rate Present Value of Future Revenue from Proved Oil and Gas Reserves Discounting rate present value of future revenue from proved oil and gas reserves. Geographical [Domain] Geographical [Domain] Forecast Forecast [Member] Oil and Gas Delivery Commitments and Contracts, Oil Producing Property [Domain] Oil and Gas Delivery Commitments and Contracts, Oil Producing Property [Domain] Issuance of Class A common stock to Board member and advisors, shares Stock Issued During Period Value Common Stock to Board Members and Advisors Shares Stock issued during period value common stock to board members and advisors. Entity Voluntary Filers Entity Voluntary Filers Credit Facility [Axis] Credit Facility [Axis] Derivative instruments Derivative Liability, Noncurrent Business Combinations [Abstract] Business Combinations [Abstract] Midstream equipment and facilities Support Equipment and Facilities [Member] EBITDA ratio, debt outstanding, cash and cash equivalents limit Line Of Credit Facility, Covenant, Cash And Cash Equivalent Limit Line Of Credit Facility, Covenant, Cash And Cash Equivalent Limit Asset Retirement Obligation Disclosure [Abstract] Asset Retirement Obligation Disclosure [Abstract] Operating Leases Lessee, Operating Lease, Liability, Payment, Due [Abstract] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Oil Oil [Member] Weighted average contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Debt Instrument, Redemption, Period One Debt Instrument, Redemption, Period One [Member] Tax impact of equity contribution Equity Contribution, Tax Impact Equity Contribution, Tax Impact Stock option pricing model Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used Other property and equipment Property, Plant and Equipment, Net, by Type [Abstract] Reconciliations of basic and diluted distributed and undistributed earnings (loss) per common share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Supplemental Disclosures [Line Items] Supplemental Disclosures [Line Items] Supplemental disclosures. Accretion expense Accretion Expense Leases Lessee, Finance Leases [Text Block] Liability-Based Stock Option Awards Settled, Shares Liability-Based Stock Option Awards Settled, Shares Liability-Based Stock Option Awards Settled, Shares Long-term line of credit Long-term Line of Credit Proceeds from joint venture Proceeds from Divestiture of Interest in Joint Venture Investing cash payments for operating leases Operating Lease, Payments, Use Restricted stock forfeited, shares Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Entity Central Index Key Entity Central Index Key Related Party [Domain] Related Party [Domain] Petroleum Reserves [Axis] Petroleum Reserves [Axis] Repayments of debt Payments To Holders Of Debt Payments To Holders Of Debt Contributions to joint venture, operating capital Equity Method Investment, Contributions to Joint Venture, Operating Capital Equity Method Investment, Contributions to Joint Venture, Operating Capital Software Computer Software, Intangible Asset [Member] Issuance of common stock pursuant to employee stock compensation plan, shares Stock Issued During Period, Shares, Employee Benefit Plan Long-term liabilities Other Noncurrent Liabilities [Member] Senior Notes [Member] Senior Notes [Member] Geographical [Axis] Geographical [Axis] Change in federal valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Segments [Domain] Segments [Domain] Unrealized loss on derivatives Deferred Tax Assets, Derivative Instruments Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Capitalized interest expense Interest Costs Capitalized Income Statement Location [Axis] Income Statement Location [Axis] Weighted average remaining contractual price Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Remaining Contractual Term Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding San Mateo I San Mateo I [Member] San Mateo I [Member] Federal income tax Current Federal Tax Expense (Benefit) Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Total Derivative, Fair Value, Net Segment Reporting Segment Reporting Disclosure [Text Block] Issuance of Class A common stock Stock Issued During Period, Value, New Issues Changes in the Company's asset retirement obligations Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Expenditures for other property and equipment Payments to Acquire Other Property, Plant, and Equipment Scenario [Axis] Scenario [Axis] Sales Revenue, Goods, Net Revenue from Contract with Customer Benchmark [Member] Derivative instruments Derivative Liability, Current Title of 12(b) Security Title of 12(b) Security Summary of current accrued liabilities Schedule of Accrued Liabilities [Table Text Block] Weighted average fair value of stock option awards granted during the year Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Net operating loss carryforwards Deferred Tax Assets Operating Loss Carryforwards Noncurrent Deferred tax assets operating loss carryforwards noncurrent. Public Stock Offering Public Stock Offering [Member] Public Stock Offering [Member] Finance Lease, Liability, Maturity Finance Lease, Liability, Fiscal Year Maturity [Table Text Block] Interest expense Interest Expense Consideration received on sale of stock Sale of Stock, Consideration Received on Transaction Permanent differences Income Tax Reconciliation Permanent Differences Income tax reconciliation permanent differences. Depletion, depreciation and amortization Depreciation, Depletion and Amortization Cash paid related to lease liabilities Lessee, Cash Flow [Abstract] Lessee, Cash Flow [Abstract] Product and Service [Axis] Product and Service [Axis] Debt Instrument Redemption Debt Instrument Redemption [Table Text Block] $13.22 - $15.40 Range Two [Member] Range two. Proceeds from issuance of unsecured debt Proceeds from Issuance of Unsecured Debt Other Assets Other Noncurrent Assets [Member] Weighted average remaining requisite service period of unvested stock awards Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition 2025 Finance Lease, Liability, to be Paid, Year Five $25.31 - $29.68 Range Four [Member] Range Four [Member] Maximum vesting period 1 Share Based Compensation Arrangement By Share Based Payment Award Expiration Period Maximum Share based compensation arrangement by share based payment award expiration period one maximum. Liabilities settled during period Asset Retirement Obligation, Liabilities Settled Lease operating Operating Lease, Expense Oil and Gas Delivery Commitments and Contracts [Axis] Oil and Gas Delivery Commitments and Contracts [Axis] Debt to EBITDA ratio covenant Line of Credit Facility, Covenant, Debt to EBITDA Ratio Line of Credit Facility, Covenant, Debt to EBITDA Ratio Unrealized (loss) gain on derivatives Unrealized loss (gain) on derivatives Unrealized gain on derivatives Unrealized Gain (Loss) on Derivatives Debt Instrument [Axis] Debt Instrument [Axis] ASSET RETIREMENT OBLIGATIONS Asset Retirement Obligation Disclosure [Text Block] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Operating Segments Operating Segments [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Derivative liability Oil derivatives and basis swaps Derivative Liability Adjustments to reconcile net (loss) income to net cash provided by operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Drilling Rig Leases And Other Equipment Rentals Drilling Rig Leases And Other Equipment Rentals [Member] Drilling Rig Leases And Other Equipment Rentals [Member] State income tax Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Contribution related to formation of San Mateo, I, tax Adjustment To Additional Paid In Capital, Formation Of Joint Venture, Tax Adjustment To Additional Paid In Capital, Formation Of Joint Venture, Tax Accrued partners’ share of joint interest charges Accrued Partners Share Of Joint Interest Charges [Member] Accrued Partners Share Of Joint Interest Charges [Member] Shares exercisable Share-based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable 01/01/2022 - 03/31/2022 Derivative Contract, Calculation Period Two [Member] Derivative Contract, Calculation Period Two Supply agreement, term Supply Agreement, Term Supply Agreement, Term Proceeds from issuance of senior unsecured notes Swing Sale Profit Swing Sale Profit Subsequent Event Subsequent Event [Member] Outstanding letters of credit Letters of Credit Outstanding, Amount Concentration Risk Type [Axis] Concentration Risk Type [Axis] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] Threshold percentage of principle Debt Instrument, Covenant, Threshold Percentage Of Principle Debt Instrument, Covenant, Threshold Percentage Of Principle Accrued asset retirement obligations Accrued Asset Retirement Obligations [Member] Accrued asset retirement obligations. Accumulated depletion Oil and Gas Property, Full Cost Method, Depletion Accrued evaluated and unproved and unevaluated property costs Accrued Evaluated and Unproved and Unevaluated Property Costs [Member] Accrued evaluated and unproved and unevaluated property costs. Other long-term liabilities Long-term lease obligations Operating Lease, Liability, Noncurrent Cost to enter into or amend credit facilities Payments of Debt Restructuring Costs Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items] Safe Harbor match Defined Contribution Plan Employer Matching Contribution Amount Defined contribution plan employer matching contribution amount San Mateo Credit Facility San Mateo Credit Facility [Member] San Mateo Credit Facility [Member] Current assets Assets, Current [Abstract] 01/01/2021 - 12/31/2021 Derivative Contract, Calculation Period One [Member] Derivative Contract, Calculation Period One 2023 Finance Lease, Liability, to be Paid, Year Three Dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Capitalized general and administrative costs Capitalized General And Administrative Costs Capitalized general and administrative costs. Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Income tax expense reconciled to the tax computed at the statutory federal rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Fixed price (usd per Bbl) Derivative, Swap Type, Average Fixed Price Legal Entity [Axis] Legal Entity [Axis] City Area Code City Area Code Income Tax Authority [Axis] Income Tax Authority [Axis] Document Period End Date Document Period End Date Maximum termination outstanding obligations of contracts Maximum Termination Outstanding Obligations of Contracts Maximum termination outstanding obligations of contracts. Total Gain (Loss) on Derivative Instruments, Net, Pretax Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] Net (loss) income attributable to Matador Resources Company shareholders Net (loss) income Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Open costless collar contracts Open Costless Collar Contracts [Member] Open costless collar contracts. Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Accrued interest on debt Accrued Interest On Borrowings Under Credit Agreement [Member] Accrued interest on borrowings under credit agreement. Liabilities incurred during period Asset Retirement Obligation, Liabilities Incurred Capitalized stock-based compensation Share-based Payment Arrangement, Amount Capitalized Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Stock-based compensation expense Stock-based compensation (non-cash) expense Share-based Payment Arrangement, Noncash Expense Capital expenditures Payments to Acquire Productive Assets Unrecognized compensation expense related to unvested restricted stock expected to be settled in cash Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Expected To Be Settled In Cash Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Expected To Be Settled In Cash Other Proceeds from (Payments for) Other Financing Activities Contract term after production Contract With Customer, Contract Term, After Production Contract With Customer, Contract Term, After Production Purchase commitment period Long-term Purchase Commitment, Period Transfer of inventory from oil and natural gas properties Transfer of Inventory from Oil and Natural Gas Properties Transfer of inventory from oil and natural gas properties. Employees annual compensation Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] 2020 Current Year [Member] Current Year [Member] Stock-based compensation expense (benefit) recognized as liability Stock-based Compensation Expense Recognized as Liability Stock based compensation expense recognized as liability. Long-term debt Long-term Debt Leases Lessee, Operating Leases [Text Block] Redemption period Debt Instrument, Redemption Period Debt Instrument, Redemption Period 2026 Notes Offering 2026 Notes Offering [Member] 2026 Notes Offering [Member] Asset retirement obligations Long-term asset retirement obligations Asset Retirement Obligations, Noncurrent Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Cost of Goods and Services Sold Cost of Goods and Services Sold Financing leases Lease, Cost [Abstract] Restricted Stock Service Based Restricted Stock Service Based [Member] Restricted Stock Service Based [Member] Restricted stock service based. Total expenses Expenses Costs and Expenses Equity Components [Axis] Equity Components [Axis] Asset Retirement Obligations Asset Retirement Obligation [Policy Text Block] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Deferred Tax Assets, Gross Deferred Tax Assets, Gross Minimum Minimum [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Net property and equipment Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Unrecognized compensation expense related to unvested restricted stock and restricted stock units Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Supplemental disclosures of cash flow information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Net income attributable to non-controlling interest in subsidiaries Net Income (Loss) Attributable to Noncontrolling Interest BLM Acquisition BLM Acquisition [Member] BLM Acquisition [Member] Restricted stock or unit expenses Restricted Stock or Unit Expense Entity Interactive Data Current Entity Interactive Data Current Summary of contracts for oil and natural gas Open Option Contracts Written, Schedule of Investments [Table Text Block] Weighted average exercise price, Options exercised (usd per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Revenues Revenues [Abstract] Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] EQUITY Stockholders' Equity Note Disclosure [Text Block] Summarized information about stock options outstanding Share-based Payment Arrangement, Option, Activity [Table Text Block] Percentage depletion carryover Deferred Tax Asset, Noncurrent Attributable to Percentage Depletion Carryover Deferred Tax Asset, Noncurrent Attributable to Percentage Depletion Carryover Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Stock-Based Compensation Share-based Payment Arrangement [Policy Text Block] Exploration and Production Exploration and Production Segment [Member] Exploration and Production Segment [Member] $20.01 - $22.70 Range Three [Member] Range Three [Member] Advances from joint interest owners Increase Decrease in Payments Made in Advance by Joint Interest Partners in Oil and Gas Properties The increase (decrease) in payments made in advance by joint interest partners in oil and gas properties. Employee Benefit Plan (Textual) [Abstract] Employee Benefit Plan (Textual) [Abstract] Employee Benefit Plan (Textual) [Abstract] Derivative [Table] Derivative [Table] Lease liabilities Deferred Tax Assets, Right-Of-Use Assets Deferred Tax Assets, Right-Of-Use Assets Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Total deferred tax liabilities Deferred Tax Liabilities, Gross Other income (expense) Other Nonoperating Income (Expense) [Abstract] Exercise Price Range [Axis] Exercise Price Range [Axis] Effective interest rate Debt Instrument, Interest Rate, Effective Percentage Land and seismic acquisition expenditures Payments To Acquire Productive Assets, Land And Seismic Acquisition Expenditures Payments To Acquire Productive Assets, Land And Seismic Acquisition Expenditures Consolidation Items [Axis] Consolidation Items [Axis] Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document and entity information. Oil and natural gas revenues Accounts Receivable, after Allowance for Credit Loss, Current Total lease payments Total lease payments Lessee, Operating Lease, Liability, to be Paid Other Deferred Tax Assets, Other Proceeds from sale of assets Proceeds from Sales of Assets, Investing Activities Aggregate intrinsic value for the restricted stock and restricted stock units outstanding Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Aggregate Intrinsic Value Share based compensation arrangement by share based payment award equity instruments other than options outstanding aggregate intrinsic value. Senior Notes Due 2026 Senior Notes Due 2026 [Member] Senior Notes Due 2026 [Member] Acquisition of oil and natural gas properties Payments to Acquire Oil and Gas Property Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Decrease in liabilities for drilling, completion and equipping capital expenditures Decrease In Liabilities For Drilling, Completion And Equipping Capital Expenditures Decrease In Liabilities For Drilling, Completion And Equipping Capital Expenditures Offsetting Derivative Liabilities [Abstract] Offsetting Derivative Liabilities [Abstract] Net oil and natural gas properties Oil and Gas Property, Full Cost Method, Net Threshold percentage of outstanding principal remaining Debt Instrument, Redemption Price, Threshold Percentage of Outstanding Principal Remaining Debt Instrument, Redemption Price, Threshold Percentage of Outstanding Principal Amount Remaining Amounts due to affiliates Due to Affiliate, Current Document Transition Report Document Transition Report Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Full-cost ceiling impairment Impairment charge of net capitalized costs Impairment of Oil and Gas Properties Unproved and unevaluated Total unproved and unevaluated Total unproved and unevaluated Capitalized Costs, Unproved Properties Tax related benefits realized from the exercise of stock options Share-based Payment Arrangement, Exercise of Option, Tax Benefit Deferred income tax provision (benefit) Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Restricted Stock Units Performance Based Restricted Stock Units Performance Based [Member] Restricted stock units performance based. Gross amounts of recognized assets Derivative Asset, Fair Value, Gross Asset Level 2 Fair Value, Inputs, Level 2 [Member] Current income tax (benefit) provision Current Income Tax Expense (Benefit), Continuing Operations [Abstract] 2019 Prior Year [Member] Prior Year [Member] General and administrative General and Administrative Expense [Member] Credit Facility [Domain] Credit Facility [Domain] Basic (usd per share) Earnings Per Share, Basic Expected option life Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Entity File Number Entity File Number Current liabilities Other Current Liabilities [Member] Options expired (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Offsetting Derivative Assets [Abstract] Offsetting Derivative Assets [Abstract] Operating leases Operating Lease, Weighted Average Remaining Lease Term Long-term Purchase Commitment [Line Items] Long-term Purchase Commitment [Line Items] Total financing leases Finance Lease, Cost Finance Lease, Cost SUPPLEMENTAL DISCLOSURES Supplemental Disclosures [Text Block] Supplemental disclosures. Divestitures during the period Asset Retirement Obligation, Divestitures Asset Retirement Obligation, Divestitures Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries Proceeds from Noncontrolling Interests Type of Reserve [Domain] Type of Reserve [Domain] Expensed stock-based compensation Share-based Payment Arrangement, Expense Balance Sheet Location [Axis] Balance Sheet Location [Axis] Borrowings under San Mateo Credit Facility Secured Long-term Debt, Noncurrent Document Annual Report Document Annual Report Increase in asset retirement obligations related to midstream properties Increase (Decrease) in Asset Retirement Obligations, Support Equipment and Facilities Increase (Decrease) in Asset Retirement Obligations, Support Equipment and Facilities Aggregate intrinsic value exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Tax benefits recognized for stock based compensation Share-based Payment Arrangement, Expense, Tax Benefit 2024 Finance Lease, Liability, to be Paid, Year Four Lease bonus - mineral acreage Lease bonus - mineral acreage Lease Bonus, Mineral Acreage Income Lease Bonus, Mineral Acreage Income No additional discretionary contributions Defined Contribution Plan Employer Additional Discretionary Contribution Amount Defined contribution plan employer additional discretionary contribution amount. Retirement Benefits [Abstract] Retirement Benefits [Abstract] Net deferred tax assets (liabilities) Deferred Tax Assets (Liabilities), Net of Valuation Allowance, Noncurrent Deferred Tax Assets (Liabilities), Net of Valuation Allowance, Noncurrent Weighted Average Price Floor (usd per Bbl) Derivative, Floor Price Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Non-controlling interest in subsidiaries Stockholders' Equity Attributable to Noncontrolling Interest Weighted average fair value, Granted (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 Less than wholly-owned subsidiaries Deferred Tax Liabilities, Investment in Noncontrolled Affiliates Right of use assets obtained in exchange for lease obligations entered into during the period Right-Of-Use Asset Obtained [Abstract] Right-Of-Use Asset Obtained [Abstract] Investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Gross amounts netted in the consolidated balance sheets Derivative Asset, Fair Value, Gross Liability Project [Domain] Project [Domain] Accounts receivable Increase (Decrease) in Accounts Receivable Cost to issue equity Offering costs Payments of Stock Issuance Costs Concentration Risk Type [Domain] Concentration Risk Type [Domain] Total liabilities and shareholders’ equity Liabilities and Equity Midstream properties Property, Plant and Equipment, Other, Gross INCOME TAXES Income Tax Disclosure [Text Block] Total long-term liabilities Liabilities, Noncurrent Operating leases Operating Lease, Cost Deferred income tax (benefit) provision Deferred Income Taxes and Tax Credits [Abstract] General and administrative General and Administrative Expense Deferred tax liabilities Deferred Tax Liabilities, Gross [Abstract] (Decrease) increase in asset retirement obligations related to mineral properties Increase (Decrease) in Asset Retirement Obligations, Mineral Properties Increase (Decrease) in Asset Retirement Obligations, Mineral Properties Antidilutive options excluded from calculation (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Current Net current income tax (benefit) provision Net current income tax benefit Net current income tax benefit Current Income Tax Expense (Benefit) Financing leases 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 List] Equity Component [Domain] Equity Component [Domain] Operating leases Asset And Liabilities, Lessee, Operating Leases [Abstract] Asset And Liabilities, Lessee, Operating Leases [Abstract] Derivative instruments Derivative Asset, Noncurrent Net property and equipment Property, Plant and Equipment, Net Entity Tax Identification Number Entity Tax Identification Number Stock based long term liability Deferred Compensation Liability, Classified, Noncurrent Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] STOCK-BASED COMPENSATION Share-based Payment Arrangement [Text Block] Net (loss) income Net (loss) income attributable to Matador Resources Company shareholders — numerator Net Income (Loss) Attributable to Parent Changes in operating assets and liabilities Increase (Decrease) in Operating Capital [Abstract] Oil Basis Swaps Oil Basis Swaps [Member] Oil Basis Swaps Payments to acquire productive assets Payments to Acquire Productive Assets, Noncontrolling Interest Payments to Acquire Productive Assets, Noncontrolling Interest Current Fiscal Year End Date Current Fiscal Year End Date Contributions related to formation of San Mateo I Capital Contributed to Corporate Joint Ventures Capital Contributed to Corporate Joint Ventures Expenses Operating Expenses [Abstract] Total financing lease liabilities Total lease obligations Finance Lease, Liability Accumulated depreciation Finance Lease, Right-of-Use Asset, Accumulated Amortization Royalties payable Increase (Decrease) in Royalties Payable Deferred loan costs Unamortized Deferred Finance Costs Unamortized deferred finance costs. Number of options (in thousands) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Subsidiary, Sale of Stock [Line Items] Subsidiary, Sale of Stock [Line Items] Accumulated depreciation Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Thereafter Finance Lease, Liability, to be Paid, after Year Five Other Other Receivables, Net, Current Supplemental disclosures of cash flow information Supplemental Cash Flow Information [Abstract] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Average oil and natural gas prices Oil and Gas, Average Sale Price Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Rustler Breaks Asset Area Rustler Breaks Asset Area [Member] Rustler Breaks Asset Area Commitment to pay, amount Due to Related Parties Summary of the Company's property and equipment Property, Plant and Equipment [Table Text Block] Other Commitments [Domain] Other Commitments [Domain] Issuance of Class A common stock, shares Stock Issued During Period, Shares, New Issues Oil and natural gas properties Oil and Gas Property [Abstract] Less accumulated depletion, depreciation and amortization Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net property and equipment Finance Lease, Right-of-Use Asset, after Accumulated Amortization Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Lessee, Operating Lease, Liability, Maturity Lessee, Operating Lease, Liability, Maturity [Table Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Maximum shares that may be issued pursuant to options or restricted stock grants (in shares) Stock Allocated During Period For Shares Stock Options Or Restricted Stock Grants Stock allocated during period for shares stock options or restricted stock grants. Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Ownership [Axis] Ownership [Axis] Anticipated amount for wells Capitalized Costs, Wells and Related Equipment and Facilities Plan Name [Domain] Plan Name [Domain] Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Subsidiary ownership percentage Equity Method Investment, Ownership Percentage Amortization costs Cost Incurred On Proved Reserves Transferred To Amortization Base Cost incurred on proved reserves transferred to amortization base. Oil and natural gas properties, full-cost method Oil and Gas Property, Full Cost Method, Net [Abstract] Advances from joint interest owners Advances From Joint Interest Owners For Costs Incurred On Joint Interest Wells Amounts received from joint interest owners in advance of costs being incurred on wells in which they have a joint interest. Operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability 2019 Incentive Plan Stock Based Compensation Two Thousand Nineteen Incentive Plan [Member] Stock Based Compensation Two Thousand Nineteen Incentive Plan [Member] Lease and Well Equipment Inventory Inventory, Policy [Policy Text Block] Total income tax (benefit) provision Income Tax Expense (Benefit) Cash and restricted cash at beginning of period Cash and restricted cash at end of period Total cash and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Billing date Billing date Billing date. Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Other current liabilities Less current obligations Finance Lease, Liability, Current Long-term Purchase Commitment [Table] Long-term Purchase Commitment [Table] Local Phone Number Local Phone Number Development wells Development Costs, Cumulative Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Total intrinsic value of options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Prepayment premium on extinguishment of debt Prepayment Premium On Extinguishment Of Debt Prepayment Premium On Extinguishment Of Debt Derivative [Line Items] Derivative [Line Items] Range of exercise prices, Upper limit Share-based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Related Party Transaction [Domain] Related Party Transaction [Domain] Project [Axis] Project [Axis] Other assets Increase (Decrease) in Other Operating Assets Stock options exercised, net of options forfeited in net share settlements Stock Issued During Period, Value, Stock Options Exercised Derivative Contract, Period [Domain] Derivative Contract, Period [Domain] Derivative Contract, Period Senior secured revolving credit maximum facility Line of Credit Facility, Maximum Borrowing Capacity Award Type [Axis] Award Type [Axis] Internal Revenue Service (IRS) Internal Revenue Service (IRS) [Member] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Wolf Asset Area Wolf Asset Area [Member] Loving County, Texas [Member] Default period Debt Instrument, Covenant, Default Period, When Due Of Interest Debt Instrument, Covenant, Default Period, When Due Of Interest Period after notice to comply Debt Instrument, Covenant, Failure To Comply With Reporting Obligations, Period After Notice Debt Instrument, Covenant, Failure To Comply With Reporting Obligations, Period After Notice Fair value of restricted stock and restricted stock units vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Estimated forfeiture rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Estimated Forfeiture Rate Share based compensation arrangement by share based payment award fair value assumptions estimated forfeiture rate. Restricted cash Restricted Cash Accumulated deficit Retained Earnings [Member] Revisions in estimated cash flows Asset Retirement Obligation, Revision of Estimate Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Drilling, completion and equipping capital expenditures Payments to Explore and Develop Oil and Gas Properties Award Type [Domain] Award Type [Domain] Long-term liabilities Liabilities, Noncurrent [Abstract] Restricted Stock Units Service Based Restricted Stock Units Service Based [Member] Restricted stock units service based. Other commitment Other Commitment PROPERTY AND EQUIPMENT Property, Plant and Equipment Disclosure [Text Block] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Joint interest billings Oil and Gas Joint Interest Billing Receivables, Current Treasury stock, at cost, 2,235 and 1,347 shares, respectively Treasury Stock, Value Current liabilities Liabilities, Current [Abstract] Accretion of asset retirement obligations Asset Retirement Obligation, Accretion Expense Issuance of Class A common stock to Board member and advisors Stock Issued During Period Value Common Stock to Board Members and Advisors Issuance of Class A common stock to Board members and advisors. Change in Accounting Principles New Accounting Pronouncements, Policy [Policy Text Block] Borrowings under Credit Agreement Proceeds from Lines of Credit Summary of location and aggregate fair value of all derivative financial instruments recorded in the consolidated statements of operations Derivative, Gain (Loss) on Derivative, Net [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract]