Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Petroleum Reserves [Axis] Petroleum Reserves [Axis] Type of Reserve [Domain] Type of Reserve [Domain] Oil Oil [Member] Natural Gas Natural Gas [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Revenues Revenues [Member] Revenues. Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] 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] Realized (loss) gain on derivatives Gain (Loss) on Sale of Derivatives Unrealized gain on derivatives Unrealized Gain (Loss) on Derivatives Total Gain (Loss) on Derivative Instruments, Net, Pretax Equity [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Sale of Stock [Axis] Sale of Stock [Axis] Sale of Stock [Domain] Sale of Stock [Domain] Public Stock Offering [Member] Public Stock Offering [Member] Public Stock Offering [Member] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock [Member] Common Stock [Member] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Corporate Joint Venture Corporate Joint Venture [Member] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] San Mateo Midstream San Mateo Midstream [Member] San Mateo Midstream [Member] Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Restricted Stock Restricted Stock [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Sale of Stock, Number of Shares Issued in Transaction Sale of Stock, Number of Shares Issued in Transaction Shares granted in period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Options granted in period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share price (in dollars per share) Share Price Fair value Share Based Compensation Arrangement By Share Based Payment Award Options and Restricted Stock Grants In Period Fair Value Share Based Compensation Arrangement By Share Based Payment Award Options and Restricted Stock Grants In Period Fair Value Vesting period of shares Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Performance incentives earned Equity Method Investment, Deferred Performance Incentives, Amount Recognized Equity Method Investment, Deferred Performance Incentives, Amount Recognized Deferred performance incentives Equity Method Investment, Deferred Performance Incentives Equity Method Investment, Deferred Performance Incentives Deferred performance incentives term Equity Method Investment, Deferred Performance Incentives, Term Equity Method Investment, Deferred Performance Incentives, Term Cost to issue equity Payments of Stock Issuance Costs Sale of Stock, Consideration Received on Transaction Sale of Stock, Consideration Received on Transaction Repayments of Long-term Lines of Credit Repayments of Long-term Lines of Credit Segment Reporting [Abstract] Selected financial information for segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Matador Parent Company [Member] Non-Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Guarantor Subsidiaries Guarantor Subsidiaries [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable Legal Entities Reportable Legal Entities [Member] Eliminating Entries Consolidation, Eliminations [Member] Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Equity Method Investment, Ownership Percentage Equity Method Investment, Ownership Percentage Intercompany receivable Receivables, Intercompany Receivables, Intercompany Third-party current assets Other Assets, Current Net property and equipment Property, Plant and Equipment, Net Investment in subsidiaries Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Third-party long-term assets Other Assets Total assets Assets Intercompany payable Payables, Intercompany Payables, Intercompany Third-party current liabilities Other Sundry Liabilities, Current Senior unsecured notes payable Unsecured Long-term Debt, Noncurrent Other third-party long-term liabilities Other Sundry Liabilities, Noncurrent Total equity attributable to Matador Resources Company Stockholders' Equity Attributable to Parent Non-controlling interest in subsidiaries Stockholders' Equity Attributable to Noncontrolling Interest Total liabilities and equity Liabilities and Equity Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Operating Income (Loss) Operating Income (Loss) [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Exploration and Production Exploration and Production Segment [Member] Exploration and Production Segment [Member] Midstream Midstream Segment [Member] Midstream Segment Operating Segments Operating Segments [Member] Corporate Corporate, Non-Segment [Member] Consolidations and Eliminations Intersegment Eliminations [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of segments Number of Reportable Segments Oil and natural gas revenues Oil and Gas Sales Revenue Third-party midstream services revenues Natural Gas Midstream Revenue Realized (loss) gain on derivatives Unrealized gain on derivatives Expenses Costs and Expenses Operating (loss) income Operating Income (Loss) Total assets Capital expenditures Payments to Acquire Productive Assets Depletion, depreciation and amortization Depreciation, Depletion and Amortization Net income attributable to non-controlling interest in subsidiaries Income (Loss) Attributable to Noncontrolling Interest, before Tax Capital expenditures Payments to Acquire Productive Assets, Noncontrolling Interest Payments to Acquire Productive Assets, Noncontrolling Interest Impairment charges Impairment of Oil and Gas Properties Other (expense) income Other Nonoperating Income (Expense) Income Tax Expense (Benefit) Income Tax Expense (Benefit) Income before income taxes Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Income (Loss) Attributable to Parent Net Income (Loss) Attributable to Parent SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Asset Retirement Obligation Disclosure [Abstract] Changes in the Company's asset retirement obligations Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Beginning asset retirement obligations Asset Retirement Obligation Liabilities incurred during period Asset Retirement Obligation, Liabilities Incurred Liabilities settled during period Asset Retirement Obligation, Liabilities Settled Accretion expense Asset Retirement Obligation, Accretion Expense Ending asset retirement obligations Less: current asset retirement obligations Asset Retirement Obligation, Current Long-term asset retirement obligations Asset Retirement Obligations, Noncurrent Fair Value Disclosures [Abstract] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair value on a recurring basis Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Summary of the valuation of the Company's financial assets and liabilities that were accounted for at fair value on a recurring basis Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract] Assets (Liabilities) Asset (Liabilities) [Abstract] Asset liability. Derivative Asset Derivative Asset Derivative Liability Derivative Liability Total Derivative, Fair Value, Net Income Tax Disclosure [Abstract] INCOME TAXES Income Tax Disclosure [Text Block] Debt Disclosure [Abstract] Revolving Credit Agreement [Table] Revolving Credit Agreement [Table] Revolving credit agreement. Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Letter of Credit Letter of Credit [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Senior Notes Unsecured Debt [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Senior Notes Due 2023 Senior Notes Due 2023 [Member] Senior Notes Due 2023 [Member] Third Amended Credit Agreement Third Amended Credit Agreement [Member] Third amended credit agreement. Revolving Credit Agreement [Line Items] Revolving Credit Agreement [Line Items] Revolving credit agreement. Long-term Debt Long-term Debt Revolving Credit Agreement (Textual) [Abstract] Revolving Credit Agreement (Textual) [Abstract] Revolving credit agreement. Interest rate Debt Instrument, Interest Rate, Stated Percentage Borrowings under Credit Agreement Long-term Line of Credit, Noncurrent Outstanding letters of credit Letters of Credit Outstanding, Amount Senior unsecured notes Debt Instrument, Face Amount Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Amended maximum borrowing capacity Line Of Credit Facility Amended Maximum Borrowing Capacity Line of credit facility amended maximum borrowing capacity. Supplemental Disclosures [Abstract] Supplemental disclosures. Supplemental Disclosures [Table] Supplemental Disclosures [Table] Supplemental disclosures. Eligible Item or Group for Fair Value Option [Axis] Financial Instrument [Axis] Fair Value, Option, Eligible Item or Group [Domain] Financial Instruments [Domain] 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. Accrued midstream property costs Accrued Support Equipment and Facilities Costs [Member] Accrued support equipment and facilities costs. Accrued lease operating expenses Accrued Lease Operating Expenses [Member] Accrued lease operating expenses. Accrued interest on debt Accrued Interest On Borrowings Under Credit Agreement [Member] Accrued interest on borrowings under credit agreement. Accrued asset retirement obligations Accrued Asset Retirement Obligations [Member] Accrued asset retirement obligations. Accrued partners’ share of joint interest charges Accrued Partners Share Of Joint Interest Charges [Member] Accrued Partners Share Of Joint Interest Charges [Member] Other Other Accrued Liability [Member] Other Accrued Liability [Member] Accrued Cost to Issue Equity [Member] Accrued Cost to Issue Equity [Member] Accrued cost to issue equity. Supplemental Disclosures [Line Items] Supplemental Disclosures [Line Items] Supplemental disclosures. Total accrued liabilities Accrued Liabilities, Current SUBSIDIARY GUARANTORS Subsidiary Guarantors [Text Block] Subsidiary Guarantors [Text Block] Fair value of notes Notes Payable, Fair Value Disclosure Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets Assets, Current [Abstract] Cash Cash and Cash Equivalents, at Carrying Value Restricted cash Restricted Cash Accounts receivable Accounts Receivable, Net, Current [Abstract] Oil and natural gas revenues Accounts Receivable, Net, Current Joint interest billings Oil and Gas Joint Interest Billing Receivables, Current Other Other Receivables, Net, Current Derivative instruments Derivative Asset, Current Lease and well equipment inventory Other Inventory, Net of Reserves Prepaid expenses and other assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, at cost Property, Plant and Equipment, Net [Abstract] Oil and natural gas properties, full-cost method Oil and Gas Property, Full Cost Method, Net [Abstract] Evaluated Oil and Gas Property, Full Cost Method, Gross Unproved and unevaluated Capitalized Costs, Unproved Properties Midstream and other property and equipment Property, Plant and Equipment, Other, Gross Less accumulated depletion, depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net property and equipment Other assets Other Assets, Noncurrent LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued liabilities Royalties payable Accrued Royalties, Current Amounts due to affiliates Due to Affiliate, Current Derivative instruments Derivative Liability, Current 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. Amounts due to joint ventures Due to Joint Ventures, Current Due to Joint Ventures, Current Other current liabilities Other Liabilities, Current Total current liabilities Liabilities, Current Long-term liabilities Liabilities, Noncurrent [Abstract] Senior unsecured notes payable Asset retirement obligations Amounts due to joint ventures Derivative Liability, Noncurrent Other long-term liabilities Other Liabilities, Noncurrent Total long-term liabilities Liabilities, Noncurrent Commitments and contingencies Commitments and Contingencies Shareholders’ equity Stockholders' Equity Attributable to Parent [Abstract] Common stock - $0.01 par value, 160,000,000 shares authorized; 116,461,171 and 108,513,597 shares issued; and 116,357,739 and 108,510,160 shares outstanding, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated deficit Retained Earnings (Accumulated Deficit) Treasury stock, at cost, 103,432 and 3,437 shares, respectively Treasury Stock, Value Total Matador Resources Company shareholders’ equity Non-controlling interest in subsidiaries Total shareholders’ equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total liabilities and shareholders’ equity 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] Income Statement [Abstract] Revenues Revenues [Abstract] Oil and natural gas revenues Total revenues Revenues Expenses Operating Expenses [Abstract] Production taxes, transportation and processing Production Taxes and Marketing Taxes assessed on oil and gas production, and compression, transportation and marketing expenses. Lease operating Oil and Gas Property, Lease Operating Expense Plant and other midstream services operating Natural Gas Midstream Costs Accretion of asset retirement obligations General and administrative General and Administrative Expense Total expenses Operating income Other income (expense) Other Nonoperating Income (Expense) [Abstract] Net gain on asset sales and inventory impairment Gain (Loss) on Sale of Assets and Asset Impairment Charges Interest expense Interest Expense Total other expense Nonoperating Income (Expense) Net income Net income attributable to non-controlling interest in subsidiaries Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to Matador Resources Company shareholders Earnings per common share Earnings Per Share [Abstract] Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Weighted average common shares outstanding Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic (shares) Weighted Average Number of Shares Outstanding, Basic Diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Accounting Policies [Abstract] Weighted average common shares outstanding for basic earnings (loss) per share Dilutive effect of options and restricted stock units Weighted Average Number Diluted Shares Outstanding Adjustment Diluted weighted average common shares outstanding Schedule of changes in Company's asset retirement obligations Schedule of Change in Asset Retirement Obligation [Table Text Block] Statement of Cash Flows [Abstract] Current period net income Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] 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] Unrealized gain on derivatives Stock-based compensation expense Share-based Compensation Amortization of debt issuance cost Amortization of Debt Issuance Costs and Discounts Net gain on asset sales and inventory impairment Changes in operating assets and liabilities Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Lease and well equipment inventory Increase (Decrease) in Inventories Prepaid expenses Increase (Decrease) in Prepaid Expense Other assets Increase (Decrease) in Other Operating Assets Accounts payable, accrued liabilities and other current liabilities Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Royalties payable Increase (Decrease) in Royalties Payable 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. Other long-term liabilities Increase (Decrease) in Other Deferred Liability Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Oil and natural gas properties capital expenditures Payments to Explore and Develop Oil and Gas Properties Expenditures for midstream and other property and equipment Payments to Acquire Other Property, Plant, and Equipment Proceeds from sale of assets Proceeds from Sale of Oil and Gas Property and Equipment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Repayments of borrowings Repayments of Lines of Credit Borrowings under Credit Agreement Proceeds from Lines of Credit Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Proceeds from stock options exercised Proceeds from Stock Options Exercised Contributions related to formation of Joint Venture Proceeds from Divestiture of Interest in Joint Venture Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries Proceeds from Noncontrolling Interests Distributions to non-controlling interest owners of less-than-wholly-owned subsidiaries Payments of Ordinary Dividends, Noncontrolling Interest Taxes paid related to net share settlement of stock-based compensation Payments Related to Tax Withholding for Share-based Compensation Purchase of non-controlling interest of less-than-wholly-owned subsidiary Proceeds from (Payments to) Noncontrolling Interests Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Increase (decrease) in cash and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Cash and restricted cash at beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and restricted cash at end of period 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. Change in Accounting Principles and Recent Accounting Pronouncements New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Earnings (Loss) Per Common Share Earnings Per Share, Policy [Policy Text Block] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Name of Property [Axis] Name of Property [Axis] Name of Property [Domain] Name of Property [Domain] Mineral Properties Mineral Properties [Member] Mineral Properties [Member] Midstream Properties Midstream Properties [Member] Midstream Properties [Member] Condensed Cash Flow Statements, Captions [Line Items] Condensed Cash Flow Statements, Captions [Line Items] Interest Paid, Net Interest Paid, Net Increase (decrease) in asset retirement obligations Increase (Decrease) in Asset Retirement Obligations (Decrease) increase in liabilities for oil and natural gas properties capital expenditures Increase (Decrease) in liabilities for oil and natural gas properties Increase (Decrease) in liabilities for oil and natural gas properties (Decrease) increase 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. Stock-based compensation expense recognized as liability Stock-based Compensation Expense Recognized as Liability Stock based compensation expense recognized as liability. Increase (decrease) in liabilities for accrued cost to issue equity Increase (Decrease) in Liabilities for Accrued Cost to Issue Equity Increase (Decrease) in liabilities for accrued cost to issue equity. Transfer of inventory from (to) 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 Transfer of inventory to other property and equipment Transfer of inventory to other property and equipment Transfer of inventory to other property and equipment Eliminating Entries Net cash (used in) provided by operating activities Net cash provided by (used in) investing activities Net cash provided by (used in) financing activities SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Basis of Presentation and Significant Accounting Policies [Text Block] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Calculated under Revenue Guidance in Effect before Topic 606 Calculated under Revenue Guidance in Effect before Topic 606 [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] Accounting Standards Update 2016-18 Accounting Standards Update 2016-18 [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Decrease in oil and natural gas revenues Revenue from Contract with Customer, Excluding Assessed Tax Decrease in production taxes, transportation and processing expenses Cost of Goods and Services Sold 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. Capitalized general and administrative costs Capitalized General And Administrative Costs Capitalized general and administrative costs. Interest costs capitalized Interest Costs Capitalized Derivative [Table] Derivative [Table] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Derivative Contract, Period [Axis] Derivative Contract, Period [Domain] Derivative Contract, Period [Domain] [Domain] for Derivative Contract, Period [Axis] Derivative Contract, Calculation Period One Derivative Contract, Calculation Period One [Member] Derivative Contract, Calculation Period One [Member] Derivative Contract, Calculation Period Two Derivative Contract, Calculation Period Two [Member] Derivative Contract, Calculation Period Two [Member] Position [Axis] Position [Axis] Position [Domain] Position [Domain] Short Call Short [Member] Long Call Long [Member] Open Option Contracts Written Type [Axis] Open Option Contracts Written Type [Axis] Open Option Contracts Written Type [Domain] Open Option Contracts Written Type [Domain] Open costless collar contracts Open Costless Collar Contracts [Member] Open costless collar contracts. Open Three-way Costless Collar Contracts Open Three-way Costless Collar Contracts [Member] Open Three-way Costless Collar Contracts [Member] Open Swap Collar Contracts Open Swap Contracts [Member] Open Swap Contracts [Member] Oil - WTI Oil - WTI [Member] Oil - WTI [Member] Oil - LLS Oil - LLS [Member] Oil - LLS [Member] Natural Gas Oil Basis Swaps Oil Basis Swap [Member] Oil Basis Swap [Member] Derivative [Line Items] Derivative [Line Items] 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. Notional Quantity (Bbl or MMBtu) Derivative, Nonmonetary Notional Amount Derivative, Swap Type, Average Fixed Price Derivative, Swap Type, Average Fixed Price Weighted Average Price Floor ($/Bbl or $/MMBtu) Derivative, Floor Price Weighted Average Price Ceiling ($/Bbl or $/MMBtu) Derivative, Cap Price Fair Value of Asset (Liability) Derivative Assets (Liabilities), at Fair Value, Net Derivative, Fair Value, Net Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Calculated under Revenue Guidance in Effect before Topic 606 [Member] Accounting Standards Update 2014-09 [Member] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Oil revenues Oil Revenues [Member] Oil Revenues [Member] Natural gas revenues Natural Gas Revenues [Member] Natural Gas Revenues [Member] Third-party midstream services revenues Third-party Midstream Services Revenues [Member] Third-party Midstream Services Revenues [Member] Total revenues from contracts with customers Oil and Natural Gas Revenues [Member] Oil and Natural Gas Revenues [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Revenues from contracts with customers Total revenue Cost of Goods and Services Sold SUPPLEMENTAL DISCLOSURES Supplemental Disclosures [Text Block] Supplemental disclosures. Disaggregation of revenue Disaggregation of Revenue [Table Text Block] Reconciliations of basic and diluted distributed and undistributed earnings (loss) per common share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Commitments and Contingencies Disclosure [Abstract] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] DERIVATIVE FINANCIAL INSTRUMENTS Derivative Instruments and Hedging Activities Disclosure [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] NATURE OF OPERATIONS Nature of Operations [Text Block] Open Costless Collar Contracts Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Current assets Other Current Assets [Member] Other assets Other Noncurrent Assets [Member] Current liabilities Other Current Liabilities [Member] Other liabilities Other Noncurrent Liabilities [Member] Gross amounts of recognized assets Derivative Asset, Fair Value, Gross Asset Gross amounts netted in the condensed consolidated balance sheets Derivative Asset, Fair Value, Gross Liability Oil, natural gas and natural gas liquids (NGL) derivatives Summary of gross liability balances of derivative instruments Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract] Gross amounts of recognized liabilities Derivative Liability, Fair Value, Gross Liability Gross amounts netted in the condensed consolidated balance sheet Derivative Liability, Fair Value, Gross Asset Oil, natural gas and natural gas liquids (NGL) derivatives 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 Net amounts presented in the condensed consolidated balance sheets Derivative Asset (Liability), Net Derivative Asset (Liability), Net Derivative, Floor Price Derivative, Cap Price Derivative Assets (Liabilities), at Fair Value, Net Open Option Contracts Written [Table] Open Option Contracts Written [Table] Open Option Contracts Written [Line Items] Open Option Contracts Written [Line Items] Summary of contracts for oil and natural gas Open Option Contracts Written, Schedule of Investments [Table Text Block] Summary of gross asset balances of derivative instruments Schedule of Derivative Assets at Fair Value [Table Text Block] 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] EQUITY Stockholders' Equity Note Disclosure [Text Block] Long-term Purchase Commitment [Table] Long-term Purchase Commitment [Table] Purchase Commitment, Excluding Long-term Commitment [Axis] Purchase Commitment, Excluding Long-term Commitment [Axis] Purchase Commitment, Excluding Long-term Commitment [Domain] Purchase Commitment, Excluding Long-term Commitment [Domain] Natural Gas Transportation Agreement Natural Gas Transportation Agreement [Member] Natural Gas Transportation Agreement [Member] Long-term Purchase Commitment [Axis] Long-term Purchase Commitment [Axis] Long-term Purchase Commitment [Axis] Long-term Purchase Commitment [Domain] Long-term Purchase Commitment [Domain] [Domain] for Long-term Purchase Commitment [Axis] Natural Gas Transportation and Fractionation Agreement Natural Gas Transportation and Fractionation Agreement [Member] Natural Gas Transportation and Fractionation Agreement [Member] 16-Year Fixed Fee Natural Gas Transportation Agreement 16-Year Fixed Fee Natural Gas Transportation Agreement [Member] 16-Year Fixed Fee Natural Gas Transportation Agreement [Member] 10-Year Fixed Fee Natural Gas Transportation Agreement 10-Year Fixed Fee Natural Gas Transportation Agreement [Member] 10-Year Fixed Fee Natural Gas Transportation Agreement [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Rustler Breaks and Wolf Asset Area Rustler Breaks and Wolf Asset Area [Member] Rustler Breaks and Wolf Asset Area [Member] Rustler Breaks Asset Area Rustler Breaks Asset Area [Member] Rustler Breaks Asset Area Eddy County Eddy County [Member] Eddy County [Member] Category of Item Purchased [Axis] Category of Item Purchased [Axis] Long-term Purchase Commitment, Category of Item Purchased [Domain] Long-term Purchase Commitment, Category of Item Purchased [Domain] Capital Addition Purchase Commitments Capital Addition Purchase Commitments [Member] Field Compression and Amine Gas Treatment Field Compression and Amine Gas Treatment [Member] Field Compression and Amine Gas Treatment [Member] Oil and Gas Delivery Commitments and Contracts [Axis] Oil and Gas Delivery Commitments and Contracts [Axis] Oil and Gas Delivery Commitments and Contracts, Oil Producing Property [Domain] Oil and Gas Delivery Commitments and Contracts, Oil Producing Property [Domain] Loving County System Agreement Loving County System Agreement [Member] Loving County System Agreement [Member] Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Drilling Rig Commitments Drilling Rig Commitments [Member] Drilling Rig Commitments [Member] Outside Operated Drilling Commitments Outside Operated Drilling Commitments [Member] Outside Operated Drilling Commitments [Member] Long-term Purchase Commitment [Line Items] Long-term Purchase Commitment [Line Items] Commitments and Contingencies (Textual) [Abstract] Commitments And Contingencies (Textual) [Abstract] Commitments and contingencies. Agreement term Supply Agreement, Term Supply Agreement, Term Deficiency fee required to be paid Product Liability Contingency, Loss Exposure Not Accrued, Best Estimate Transportation and processing fee under the agreement Gas Gathering, Transportation, Marketing and Processing Costs Contractual obligation Contractual Obligation Term of contractual obligation Contractual Obligation, Term Contractual Obligation, Term Remaining commitments Long-term Purchase Commitment, Amount Payment for long-term purchase commitment Payment for Long-term Purchase Commitment Payment for Long-term Purchase Commitment Remaining purchase obligation Long-term Purchase Commitment, Remaining Obligation Long-term Purchase Commitment, Remaining Obligation Maximum termination outstanding obligations of contracts Other Commitment FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] DEBT Debt Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Convertible Preferred Stock [Member] Convertible Preferred Stock [Member] Statement, Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Additional paid-in capital Additional Paid-in Capital [Member] Accumulated deficit Retained Earnings [Member] Treasury Stock Treasury Stock [Member] Total shareholders’ equity attributable to Matador Resources Company Parent [Member] Non-controlling interest in subsidiaries Noncontrolling Interest [Member] Statement [Line Items] Statement [Line Items] Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Stock Issued During Period, Shares, Share-based Compensation, Gross Stock Issued During Period, Value, Share-based Compensation, Gross Stock Issued During Period, Value, Share-based Compensation, Gross Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning Balance, shares Common Stock, Shares, Outstanding Beginning balance Issuance of common stock pursuant to employee stock compensation plan, shares Stock Issued During Period, Shares, New Issues Issuance of common stock pursuant to employee stock compensation plan Stock Issued During Period, Value, New Issues Common stock issued to Board members and advisors, shares Stock Issued During Period, Shares, Issued for Services Issuance of common stock pursuant to directors’ and advisors’ compensation plan Stock Issued During Period, Value, Issued for Services Stock-based compensation expense related to equity-based awards including amounts capitalized Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition Stock options exercised, shares Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Stock options exercised, net of options forfeited in net share settlements Adjustments to Additional Paid in Capital, Share-based Compensation and Exercise of Stock Options Restricted stock forfeited, shares Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Restricted stock forfeited Stock Issued During Period, Value, Restricted Stock Award, Forfeitures Contributions related to formation of Joint Venture (see Note 6) Adjustments to Additional Paid in Capital, Formation of Joint Venture Adjustments to Additional Paid in Capital, Formation of Joint Venture Contributions from non-controlling interest owners of less-than-wholly-owned subsidiaries Noncontrolling Interest, Increase from Subsidiary Equity Issuance Distributions to non-controlling interest owners of less-than-wholly-owned subsidiaries Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Ending Balance, shares Ending balance Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs ASSET RETIREMENT OBLIGATIONS Asset Retirement Obligation Disclosure [Text Block] Summary of current accrued liabilities Schedule of Accrued Liabilities [Table Text Block] Supplemental disclosures of cash flow information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Treasury stock, shares Treasury Stock, Shares Document and Entity Information [Abstract] Document and entity information. Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Supplemental Cash Flow Elements [Abstract] Cash Total cash and restricted cash Condensed Income Statement [Table] Condensed Income Statement [Table] Condensed Income Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] Total revenues Total expenses Net gain on asset sales and inventory impairment Interest expense Other (expense) income Other Income Earnings in subsidiaries Income (Loss) from Subsidiaries, before Tax Total income tax provision (benefit) Net income attributable to non-controlling interest in subsidiaries