Assets (Liabilities) Asset (Liabilities) [Abstract] Asset liability. Line of credit, accordian feature Line Of Credit Facility, Accordian Feature, Increase Limit Line Of Credit Facility, Accordian Feature, Increase Limit Document Type Document Type Other (expense) income Other Nonoperating Income (Expense) Condensed Cash Flow Statements, Captions [Line Items] Condensed Cash Flow Statements, Captions [Line Items] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Related Party [Axis] Related Party [Axis] Treasury Stock Treasury Stock [Member] Midstream Properties Midstream Properties [Member] Midstream Properties [Member] Performance incentives earned Equity Method Investment, Deferred Performance Incentives, Amount Recognized Equity Method Investment, Deferred Performance Incentives, Amount Recognized Segments [Axis] Segments [Axis] 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 related party Related Party Transaction, Expenses from Transactions with Related Party Oil, natural gas and natural gas liquids (NGL) derivatives Derivative Asset Derivative Asset LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities and Equity [Abstract] Line of Credit Line of Credit [Member] 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 Distributions Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Deferred income taxes Deferred Income Tax Liabilities, Net DERIVATIVE FINANCIAL INSTRUMENTS Derivative Instruments and Hedging Activities Disclosure [Text Block] Security Exchange Name Security Exchange Name Operating income Operating (loss) income Operating Income (Loss) Total current liabilities Liabilities, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Commitments and contingencies Commitments and Contingencies ASSETS Assets [Abstract] Investment, Name [Axis] Investment, Name [Axis] Accounting Policies [Abstract] Accounting Policies [Abstract] Entity Address, State or Province Entity Address, State or Province Accounts payable Accounts Payable, Current Derivative instruments Derivative Asset, Current Revolving Credit Agreement [Line Items] Revolving Credit Agreement [Line Items] Revolving credit agreement. Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Accumulated deficit Retained Earnings (Accumulated Deficit) Repayments of borrowings under Credit Agreement Repayments of Lines of Credit Maximum facility amount Line Of Credit Facility, Maximum Facility Amount Line Of Credit Facility, Maximum Facility Amount 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] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Notional Quantity (Bbl or MMBtu) Derivative, Nonmonetary Notional Amount Schedule of changes in Company's asset retirement obligations Schedule of Change in Asset Retirement Obligation [Table Text Block] Revenues Revenues [Member] Revenues. Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Decrease in liabilities for midstream properties capital expenditures Increase Decrease in Liabilities for Support Equipment and Facilities Increase decrease in liabilities for support equipment and facilities. Other long-term liabilities Other Liabilities, Noncurrent Accrued payable related to purchased natural gas Accrued Payable Related To Purchased Natural Gas [Member] Accrued Payable Related To Purchased Natural Gas [Member] Beginning asset retirement obligations Ending asset retirement obligations Asset Retirement Obligation Mineral Properties Mineral Properties [Member] Mineral Properties [Member] Revenues Revenues from contracts with customers Revenue from Contract with Customer, Excluding Assessed Tax Measurement Frequency [Domain] Measurement Frequency [Domain] Open Option Contracts Written Type [Domain] Open Option Contracts Written Type [Domain] Lease and well equipment inventory Other Inventory, Net of Reserves Five Point Five Point [Member] Five Point [Member] Liability-based stock option awards settled in equity Liability-Based Stock Option Awards Settled Liability-Based Stock Option Awards Settled Discount rate, present value of future revenue 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] Oil Basis Oil Basis Swap [Member] Oil Basis Swap [Member] Statement [Line Items] Statement [Line Items] Production taxes, transportation and processing Production Taxes and Marketing Taxes assessed on oil and gas production, and compression, transportation and marketing expenses. Statement [Table] Statement [Table] Credit Facility [Axis] Credit Facility [Axis] Derivative Contract, Calculation Period Three Derivative Contract, Calculation Period Three [Member] Derivative Contract, Calculation Period Three [Member] Entity Small Business Entity Small Business Cash and cash equivalent 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] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Oil Oil [Member] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] DEBT Debt Disclosure [Text Block] Less: current asset retirement obligations Asset Retirement Obligation, Current Equity contribution, tax impact Equity Contribution, Tax Impact Equity Contribution, Tax Impact Amendment Flag Amendment Flag Open Swap Contracts Open Swap Contracts [Member] Open Swap Contracts [Member] 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. Liability-based stock option awards settled in equity (in shares) Liability-Based Stock Option Awards Settled, Shares Liability-Based Stock Option Awards Settled, Shares Corporate Corporate, Non-Segment [Member] Gross amounts netted in the condensed consolidated balance sheets Derivative Asset (Liability) Subject to Master Netting Arrangement Derivative Asset (Liability) Subject to Master Netting Arrangement Interim Financial Statements, Basis of Presentation, Consolidation and Significant Estimates Interim Financial Statements Basis Of Presentation Consolidation And Significant Estimates [Policy Text Block] Interim financial statements basis of presentation consolidation and significant estimates. Restricted stock forfeited (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Distributions to non-controlling interest owners of less-than-wholly-owned subsidiaries Payments of Ordinary Dividends, Noncontrolling Interest Entity Central Index Key Entity Central Index Key Related Party [Domain] Related Party [Domain] Measurement Frequency [Axis] Measurement Frequency [Axis] Petroleum Reserves [Axis] Petroleum Reserves [Axis] Fair Value, Option, Eligible Item or Group [Domain] Financial Instruments [Domain] Accrued lease operating expenses Accrued Lease Operating Expenses [Member] Accrued lease operating expenses. Other liabilities Other Noncurrent Liabilities [Member] Other assets Other Assets [Abstract] San Mateo II San Mateo Midstream San Mateo Midstream [Member] San Mateo Midstream [Member] Geographical [Axis] Geographical [Axis] Segments [Domain] Segments [Domain] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Dilutive effect of options and restricted stock units Weighted Average Number Diluted Shares Outstanding Adjustment Interest costs capitalized Interest Costs Capitalized Income Statement Location [Axis] Income Statement Location [Axis] Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Income Statement Location [Domain] Income Statement Location [Domain] Stock-based compensation expense related to equity-based awards including amounts capitalized APIC, Share-based Payment Arrangement, Option, Increase for Cost Recognition Financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Increase in liabilities for drilling, completion and equipping capital expenditures Increase (Decrease) in liabilities for oil and natural gas properties Increase (Decrease) in liabilities for oil and natural gas properties Matador Resources Company Matador Resources Company [Member] Matador Resources Company [Member] Increase (Decrease) In Liabilities For Acquisition Of Oil And Natural Gas Properties Increase (Decrease) In Liabilities For Acquisition Of Oil And Natural Gas Properties Increase (Decrease) In Liabilities For Acquisition Of Oil And Natural Gas Properties Total Derivative, Fair Value, Net Issuance of common stock pursuant to directors' and advisors' compensation plan (in shares) Stock Issued During Period, Shares, Issued for Services Other long-term assets Other Assets, Noncurrent SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Total assets Total assets Assets 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 Revolving Credit Agreement [Table] Revolving Credit Agreement [Table] Revolving credit agreement. 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] Total revenues from contracts with customers Oil and Natural Gas Revenues [Member] Oil and Natural Gas Revenues [Member] Purchased natural gas Oil And Gas, Purchases Of Natural Gas Oil And Gas, Purchases Of Natural Gas Subsequent Event Type [Axis] Subsequent Event Type [Axis] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Payment for volume requirement agreement Payment For Other Commitment Payment For Other Commitment Interest expense Interest Expense Transfer of inventory (to) from oil and natural gas properties Transfer of Inventory From (To) Oil and Natural Gas Properties Transfer of Inventory From (To) Oil and Natural Gas Properties Depletion, depreciation and amortization Depreciation, Depletion and Amortization Product and Service [Axis] Product and Service [Axis] Long-term Purchase Commitment [Axis] Long-term Purchase Commitment [Axis] Long-term Purchase Commitment [Axis] Natural gas revenues Natural Gas Revenues [Member] Natural Gas Revenues [Member] Other assets Other Noncurrent Assets [Member] Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] Open Option Contracts Written Type [Axis] Open Option Contracts Written Type [Axis] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Level 1 Fair Value, Inputs, Level 1 [Member] Liabilities settled during period Asset Retirement Obligation, Liabilities Settled Lease operating Operating Lease, Expense Evaluated Oil and Gas Property, Full Cost Method, Gross Lease and well equipment inventory Increase (Decrease) in Inventories Gross amounts netted in the condensed consolidated balance sheet Derivative Liability, Fair Value, Gross Asset EBITDA ratio 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 (loss) gain on derivatives Unrealized Gain (Loss) on Derivatives Debt Instrument [Axis] Debt Instrument [Axis] Additional paid-in capital Additional Paid-in Capital [Member] ASSET RETIREMENT OBLIGATIONS Asset Retirement Obligation Disclosure [Text Block] Midstream Midstream Segment [Member] Midstream Segment Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Operating Segments Operating Segments [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Oil, natural gas and natural gas liquids (NGL) derivatives Derivative Liability Derivative Liability 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] Common stock, shares outstanding (in shares) Beginning Balance, shares Ending Balance, shares Common Stock, Shares, Outstanding Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Contribution related to formation of San Mateo, tax Adjustment To Additional Paid In Capital, Formation Of Joint Venture, Tax Adjustment To Additional Paid In Capital, Formation Of Joint Venture, Tax Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries, tax Noncontrolling Interest, Increase From Subsidiary Equity Issuance, Tax Noncontrolling Interest, Increase From Subsidiary Equity Issuance, Tax Accrued partners’ share of joint interest charges Accrued Partners Share Of Joint Interest Charges [Member] Accrued Partners Share Of Joint Interest Charges [Member] Revolving Credit Facility Revolving Credit Facility [Member] Supplemental Disclosures [Abstract] Supplemental Disclosures [Abstract] Supplemental disclosures. Derivative Contract, Calculation Period Two Derivative Contract, Calculation Period Two [Member] Derivative Contract, Calculation Period Two [Member] Subsequent Event Subsequent Event [Member] Outstanding letters of credit Letters of Credit Outstanding, Amount Common stock, shares authorized (in shares) Common Stock, Shares Authorized Selected financial information for segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Accrued asset retirement obligations Accrued Asset Retirement Obligations [Member] Accrued asset retirement obligations. Income Statement [Abstract] Income Statement [Abstract] 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. Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Cost to amend credit facilities Payments of Debt Restructuring Costs Royalties payable Accrued Royalties, Current Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Name of Property [Domain] Name of Property [Domain] San Mateo Credit Facility San Mateo Credit Facility [Member] San Mateo Credit Facility [Member] Current assets Assets, Current [Abstract] Operational Agreements Operational Agreements [Member] Operational Agreements [Member] Derivative Contract, Calculation Period One Derivative Contract, Calculation Period One [Member] Derivative Contract, Calculation Period One [Member] Accrued midstream properties costs Accrued Support Equipment and Facilities Costs [Member] Accrued support equipment and facilities costs. Borrowings under Credit Agreement Line of credit facility Long-term Line of Credit, Noncurrent Rustler Breaks and Wolf Asset Area Rustler Breaks and Wolf Asset Area [Member] Rustler Breaks and Wolf Asset Area [Member] Capitalized general and administrative costs Capitalized General And Administrative Costs Capitalized general and administrative costs. Midstream capital expenditures Payments To Acquire Midstream Capital Expenditures Payments To Acquire Midstream Capital Expenditures Derivative, Swap Type, Average Fixed Price Derivative, Swap Type, Average Fixed Price Legal Entity [Axis] Legal Entity [Axis] Counterparty Name [Domain] Counterparty Name [Domain] City Area Code City Area Code Consolidation Items [Domain] Consolidation Items [Domain] Delivery Of Natural Gas And Oil Production To Third Parties Delivery Of Natural Gas And Oil Production To Third Parties [Member] Delivery Of Natural Gas And Oil Production To Third Parties [Member] Document Period End Date Document Period End Date Senior Notes Due 2023 Senior Notes Due 2023 [Member] Senior Notes Due 2023 [Member] Total Gain (Loss) on Derivative Instruments, Net, Pretax Net income Current period net income Net income 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] Income before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Consolidated interest expense minimum Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Sales of purchased natural gas Natural Gas, Sales [Member] Natural Gas, Sales [Member] Summary of location and aggregate fair value of all derivative financial instruments recorded in the consolidated statements of operations Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] 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 Decrease in cash and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense Capital expenditures Payments to Acquire Productive Assets Entity [Domain] Entity [Domain] Other Proceeds from (Payments for) Other Financing Activities Taxes paid related to net share settlement of stock-based compensation Payment, Tax Withholding, Share-based Payment Arrangement Cover [Abstract] Cover [Abstract] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Midstream properties Natural Gas, Midstream Properties Natural Gas, Midstream Properties Property and equipment, at cost Property, Plant and Equipment, Net [Abstract] 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 outstanding Long-term Debt Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] 2026 Notes Offering 2026 Notes Offering [Member] 2026 Notes Offering [Member] Asset retirement obligations Long-term asset retirement obligations Asset Retirement Obligations, Noncurrent Plant and other midstream services operating Cost of Goods and Services Sold Total expenses Expenses Costs and Expenses Statement, Equity Components [Axis] Equity Components [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Balance Sheet Location [Domain] Balance Sheet Location [Domain] 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 Summary of location and aggregate fair value of all derivative financial instruments recorded in the consolidated statements of operations Derivative Instruments, Gain (Loss) [Table Text Block] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] 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] Revenues Revenues [Abstract] FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] EQUITY Stockholders' Equity Note Disclosure [Text Block] Exploration and Production Exploration and Production Segment [Member] Exploration and Production Segment [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. Entity Registrant Name Entity Registrant Name Subsequent Event Type [Domain] Subsequent Event Type [Domain] Derivative [Table] Derivative [Table] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Supplemental Disclosures [Table] Supplemental Disclosures [Table] Supplemental disclosures. Consolidations and Eliminations Intersegment Eliminations [Member] Number of segments Number of Reportable Segments Other income (expense) Other Nonoperating Income (Expense) [Abstract] Dividends paid Payments of Ordinary Dividends, Common Stock Capital expenditures attributable to 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] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Oil and natural gas revenues Accounts Receivable, after Allowance for Credit Loss, Current 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 Net income attributable to non-controlling interest in subsidiaries Income (Loss) Attributable to Noncontrolling Interest, before Tax Issuance of common stock pursuant to directors' and advisors' compensation plan (in shares) Shares Issued, Shares, Share-based Payment Arrangement, before Forfeiture Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restricted stock forfeited Stock Issued During Period, Value, Restricted Stock Award, Forfeitures Amounts due to affiliates Due to Affiliate, Current Document Transition Report Document Transition Report Unproved and unevaluated Capitalized Costs, Unproved Properties Gross amounts of recognized assets Derivative Asset, Fair Value, Gross Asset Quarterly cash dividend declared (in dollars per share) Common Stock, Dividends, Per Share, Declared Senior unsecured notes payable Debt Instrument, Face Amount Level 2 Fair Value, Inputs, Level 2 [Member] Other long-term liabilities Increase (Decrease) in Other Deferred Liability Document Quarterly Report Document Quarterly Report Summary of contracts for oil and natural gas Open Costless Collar Contracts for Oil and Natural Gas [Abstract] Open costless collar contracts for oil and natural gas. Equity [Abstract] Equity [Abstract] Long-term Purchase Commitment [Domain] Long-term Purchase Commitment [Domain] [Domain] for Long-term Purchase Commitment [Axis] Credit Facility [Domain] Credit Facility [Domain] Diluted (shares) Diluted weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted Letter of Credit Letter of Credit [Member] Basic (in dollars per share) Earnings Per Share, Basic Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Entity File Number Entity File Number Current liabilities Other Current Liabilities [Member] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Long-term Purchase Commitment [Line Items] Long-term Purchase Commitment [Line Items] SUPPLEMENTAL DISCLOSURES Supplemental Disclosures [Text Block] Supplemental disclosures. Amortization of debt issuance cost Amortization of Debt Issuance Costs and Discounts Increase (decrease) in asset retirement obligations Increase (Decrease) in Asset Retirement Obligations Unsecured Debt Senior Notes Unsecured Debt [Member] Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries Proceeds from Noncontrolling Interests Type of Reserve [Domain] Type of Reserve [Domain] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Counterparty Name [Axis] Counterparty Name [Axis] Weighted average common shares outstanding Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Common stock - $0.01 par value, 160,000,000 shares authorized; 116,871,689 and 116,847,003 shares issued; and 116,779,751 and 116,844,768 shares outstanding, respectively Common Stock, Value, Issued Borrowings under San Mateo Credit Facility Secured Long-term Debt, Noncurrent Document Fiscal Year Focus Document Fiscal Year Focus Borrowings under San Mateo Credit Facility Proceeds from Issuance of Secured Debt San Mateo San Mateo [Member] San Mateo [Member] Entity Current Reporting Status Entity Current Reporting Status Summary of gross liability balances of derivative instruments Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract] Earnings (Loss) Per Common Share Earnings Per Share, Policy [Policy Text Block] Weighted Average Price Floor ($/Bbl or $/MMBtu) Derivative, Floor Price Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Non-controlling interest in subsidiaries Stockholders' Equity Attributable to Noncontrolling Interest Investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Common stock, shares issued (in shares) Common Stock, Shares, Issued Cash Cash Cash and Cash Equivalents, at Carrying Value Issuance of common stock pursuant to directors’ and advisors’ compensation plan Stock Issued During Period, Value, Issued for Services Segment Reporting [Abstract] Segment Reporting [Abstract] Gross amounts netted in the condensed consolidated balance sheets Derivative Asset, Fair Value, Gross Liability SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Basis of Presentation and Significant Accounting Policies [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Debt Instrument [Line Items] Debt Instrument [Line Items] Total Matador Resources Company shareholders’ equity Stockholders' Equity Attributable to Parent NATURE OF OPERATIONS Nature of Operations [Text Block] Term of contractual obligation Contractual Obligation, Term Contractual Obligation, Term Total liabilities and shareholders’ equity Liabilities and Equity Other property and equipment Property, Plant and Equipment, Other, Gross Fair Value of Asset (Liability) Derivative Assets (Liabilities), at Fair Value, Net INCOME TAXES Income Tax Disclosure [Text Block] Total long-term liabilities Liabilities, Noncurrent Entity Address, City or Town Entity Address, City or Town Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Total shareholders’ equity attributable to Matador Resources Company Parent [Member] General and administrative General and Administrative Expense Eligible Item or Group for Fair Value Option [Axis] Financial Instrument [Axis] Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Equity Component [Domain] Equity Component [Domain] Derivative instruments Derivative Asset, Noncurrent Other long-term assets Increase (Decrease) in Other Noncurrent Assets Net property and equipment Property, Plant and Equipment, Net Entity Tax Identification Number Entity Tax Identification Number Net income attributable to Matador Resources Company shareholders Net Income (Loss) Attributable to Parent Changes in operating assets and liabilities Increase (Decrease) in Operating Capital [Abstract] Other current liabilities Other Liabilities, Current Investment, Name [Domain] Investment, Name [Domain] Capital expenditures attributable to non-controlling interest Payments to Acquire Productive Assets, Noncontrolling Interest Payments to Acquire Productive Assets, Noncontrolling Interest Open Basis Swap Contracts Open Basis Swap Contracts [Member] Open Basis Swap Contracts Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Total current assets Assets, Current Current Fiscal Year End Date Current Fiscal Year End Date Contributions related to formation of San Mateo Capital Contributed to Corporate Joint Ventures Capital Contributed to Corporate Joint Ventures Expenses Operating Expenses [Abstract] Earnings per common share Earnings Per Share [Abstract] Summary of the valuation of the Company's financial assets and liabilities that were accounted for at fair value on a recurring basis Derivative, Fair Value, Net [Abstract] Royalties payable Increase (Decrease) in Royalties Payable Operating Income (Loss) Operating Income (Loss) [Member] Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries, net of tax Noncontrolling Interest, Increase from Subsidiary Equity Issuance Shareholders’ equity Stockholders' Equity Attributable to Parent [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Third Amended Credit Agreement Third Amended Credit Agreement [Member] Third amended credit agreement. Increase in borrowing base Line Of Credit Facility, Maximum Borrowing Capacity, Increase In Borrowing Base Line of credit facility amended maximum borrowing capacity. Other Other Accrued Liability [Member] Other Accrued Liability [Member] Other Other Receivables, Net, Current Corporate Joint Venture Corporate Joint Venture [Member] Derivative liability Net amounts presented in the condensed consolidated balance sheets Derivative Asset (Liability), Net Derivative Asset (Liability), Net Oil revenues Oil Revenues [Member] Oil Revenues [Member] Entity Filer Category Entity Filer Category Common Stock Common Stock [Member] Product and Service [Domain] Product and Service [Domain] Rustler Breaks Asset Area Rustler Breaks Asset Area [Member] Rustler Breaks Asset Area Stock options exercised, net of options forfeited in net share settlements APIC, Share-based Payment Arrangement, Recognition and Exercise Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Income tax provision (benefit) Income Tax Expense (Benefit), Continuing Operations [Abstract] Interest rate Debt Instrument, Interest Rate, Stated Percentage Less accumulated depletion, depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Name of Property [Axis] Name of Property [Axis] Third-party midstream services revenues Natural Gas, Midstream [Member] Stock options exercised, net of options forfeited in net share settlements (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Total other expense Nonoperating Income (Expense) Liquidity restriction on cash distribution, percentage of lender commitments, less than Debt Instrument, Covenant, Liquidity Restriction On Cash Distribution Trigger, Percentage Of Lender Commitments Debt Instrument, Covenant, Liquidity Restriction On Cash Distribution Trigger, Percentage Of Lender Commitments Options Share-based Payment Arrangement, Option [Member] Proceeds from sale of assets Proceeds from Sale of Oil and Gas Property and Equipment Basic (shares) Weighted average common shares outstanding for basic earnings (loss) per share Weighted Average Number of Shares Outstanding, Basic Treasury stock (in shares) Treasury Stock, Shares Cash paid for interest expense, net of amounts capitalized Interest Paid, Excluding Capitalized Interest, Operating Activities 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. Total shareholders’ equity Beginning balance Ending balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Additional paid-in capital Additional Paid in Capital SBA Loan, CARES Act SBA Loan, CARES Act [Member] SBA Loan, CARES Act Total revenues Total revenue Revenues Income tax provision Income tax provision Income Tax Expense (Benefit) Summary of gross asset balances of derivative instruments Schedule of Derivative Assets at Fair Value [Table Text Block] 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 Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Accounting Standards Update and Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Accrued liabilities Total accrued liabilities Accrued Liabilities, Current Diluted (in dollars per share) Earnings Per Share, Diluted Long-term Purchase Commitment [Table] Long-term Purchase Commitment [Table] Local Phone Number Local Phone Number Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Line Items] Derivative [Line Items] Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current [Abstract] Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Issuance of common stock pursuant to employee stock compensation plan Shares Issued, Value, Share-based Payment Arrangement, before Forfeiture Entity Emerging Growth Company Entity Emerging Growth Company Natural Gas Natural Gas Natural Gas [Member] Derivative Contract, Period [Domain] Derivative Contract, Period [Domain] [Domain] for Derivative Contract, Period [Axis] Deferred Deferred income tax provision Deferred Income Tax Expense (Benefit) Realized (loss) gain on derivatives Realized (loss) gain on derivatives Gain (Loss) on Sale of Derivatives Gross amounts of recognized liabilities Derivative Liability, Fair Value, Gross Liability Maximum borrowing commitment Line of Credit Facility, Maximum Borrowing Capacity Weighted Average Price Ceiling ($/Bbl or $/MMBtu) Derivative, Cap Price Repayments of borrowings under San Mateo Credit Facility Repayments of borrowings Repayments of Secured Debt Non-controlling interest in subsidiaries Noncontrolling Interest [Member] Dividends declared ($0.025 per share) Cash dividend Dividends, Common Stock, Cash Restricted cash Restricted Cash Accumulated deficit Retained Earnings [Member] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Effective tax rate Effective Income Tax Rate Reconciliation, Percent 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 Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Long-term liabilities Liabilities, Noncurrent [Abstract] Accounts payable, accrued liabilities and other current liabilities Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Trading Symbol Trading Symbol Volume requirement commitment Other Commitment Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Contribution related to formation of property Adjustments to Additional Paid in Capital, Formation of Joint Venture Adjustments to Additional Paid in Capital, Formation of Joint Venture Joint interest billings Oil and Gas Joint Interest Billing Receivables, Current Treasury stock, at cost, 91,938 and 2,235 shares, respectively Treasury Stock, Value Fair value of notes Notes Payable, Fair Value Disclosure Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Current liabilities Liabilities, Current [Abstract] Entity Shell Company Entity Shell Company Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Accretion of asset retirement obligations Accretion expense Asset Retirement Obligation, Accretion Expense Fair value on a recurring basis Fair Value, Recurring [Member] Proceeds from Lines of Credit Proceeds from Lines of Credit Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Commitments and Contingencies (Textual) [Abstract] Commitments And Contingencies (Textual) [Abstract] Commitments and contingencies.