Income Tax Disclosure [Abstract] INCOME TAXES Income Tax Disclosure [Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Energen Notes Energen Notes [Member] Energen Notes [Member] 4.625% Notes due 2021 4.625% Notes due 2021 [Member] 4.625% Notes due 2021 [Member] 7.125% Medium-term Notes, Series B, due 2028 7.125% Medium Term Notes Series B [Member] [Member] 7.125% Medium Term Notes Series B [Member] [Member] 7.320% Medium-term Notes, Series A, due 2022 7.32% Medium Term Series A due 2022 [Member] 7.32% Medium Term Series A due 2022 [Member] 7.350% Medium-term Notes, Series A, due 2027 7.35% Medium Term Notes Series A [Member] 7.35% Medium Term Notes Series A [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Longterm debt Long-term Debt, Gross Debt instrument stated interest rate Debt Instrument, Interest Rate, Stated Percentage Business Combinations [Abstract] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Energen Corporation Merger Energen Corporation Acquisition [Member] Energen Corporation Acquisition [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Consideration: Business Combination, Consideration Transferred [Abstract] Total consideration Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Fair value of liabilities assumed: Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] Current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities Asset retirement obligation Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Asset Retirement Obligation Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Asset Retirement Obligation Long-term debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt Noncurrent derivative instruments Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Derivative Instrument Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Derivative Instrument Liabilities Deferred income taxes Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent Other long-term liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Amount attributable to liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Fair value of assets acquired: Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] Total current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Oil and natural gas properties Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Oil And Gas Properties Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Oil And Gas Properties Midstream assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Midstream Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Midstream Assets Investment in real estate Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Investment In Real Estate Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Investment In Real Estate Other property, equipment and land Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Property, Plant And Equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Property, Plant And Equipment Asset retirement obligation Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Asset Retirement Obligation Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Asset Retirement Obligation Other postretirement assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Postretirement Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Postretirement Assets Noncurrent income tax receivable, net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Income Tax Receivable, Net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Income Tax Receivable, Net Other long term assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Amount attributable to assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Derivative Instruments and Hedging Activities Disclosure [Abstract] DERIVATIVES Derivative Instruments and Hedging Activities Disclosure [Text Block] Collaborative Arrangement and Arrangement Other than Collaborative [Table] Collaborative Arrangement and Arrangement Other than Collaborative [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] CEMOF CEMOF [Member] CEMOF [Member] DrillCo Agreement DrillCo Agreement [Member] DrillCo Agreement Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Maximum funding amount through joint venture Maximum Funding Amount Through Joint Venture Maximum Funding Amount Through Joint Venture Percentage of funded costs associated with wells drilled Percentage Of Funded Costs Associated With Wells Drilled Percentage Of Funded Costs Associated With Wells Drilled Percentage of working interest on wells expected to receive Percentage Of Working Interest On Wells Expected To Receive Percentage Of Working Interest On Wells Expected To Receive Cumulative percentage of certain payout thresholds Cumulative Percentage Of Certain Payout Thresholds Cumulative Percentage Of Certain Payout Thresholds Internal rate of return Internal Rate Of Return Internal Rate Of Return Interest rate upon reaching final internal rate of return Interest Rate Upon Reaching Final Internal Rate Of Return Interest Rate Upon Reaching Final Internal Rate Of Return Amounts received from joint venture Amounts received from joint venture Amounts received from joint venture Wells drilled and completed under joint venture agreement Oil and Gas, Exploratory Well Drilled, Net Productive, Number Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 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] Provision for deferred income taxes Deferred Income Tax Expense (Benefit) Asset retirement obligation accretion Asset Retirement Obligation, Accretion Expense Depreciation, depletion and amortization Depreciation, Depletion and Amortization Excluding Amortization of Financing Costs Depreciation, Depletion and Amortization Excluding Amortization of Financing Costs Amortization of debt issuance costs Amortization of Debt Issuance Costs Change in fair value of derivative instruments Derivative, Gain (Loss) on Derivative, Net Income from equity investment Income (Loss) from Equity Method Investments Gain on revaluation of investment (Gain) Loss on Revaluation of Investments (Gain) Loss on Revaluation of Investments Equity-based compensation expense Share-based Payment Arrangement, Noncash Expense Loss on sale of assets, net Gain (Loss) on Disposition of Property Plant Equipment Changes in operating assets and liabilities: Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid expenses and other Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Accrued interest Increase (Decrease) in Interest Payable, Net Income tax payable Increase (Decrease) in Income Taxes Payable Revenues and royalties payable Increase (Decrease) in Deferred Revenue Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Drilling, completions and non-operated additions to oil and natural gas properties Payments to Explore and Develop Oil and Gas Properties Infrastructure additions to oil and natural gas properties Payments to add oil and natural gas properties infrastructure Payments to add oil and natural gas properties infrastructure Additions to midstream assets Payments to Acquire Oil and Gas Equipment Purchase of other property, equipment and land Payments to Acquire Other Productive Assets Acquisition of leasehold interests Payments to Acquire Oil and Gas Property Acquisition of mineral interests Payments to Acquire Mineral Rights Proceeds from sale of assets Proceeds from Sale of Property, Plant, and Equipment Investment in real estate Payments to Acquire Real Estate and Real Estate Joint Ventures Funds held in escrow Increase (Decrease) in Deposit Assets Equity investments Payments to Acquire Equity Method Investments Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from borrowings under credit facility Proceeds from Lines of Credit Repayment under credit facility Repayments of Lines of Credit Proceeds from senior notes Proceeds from Issuance of Senior Long-term Debt Proceeds from joint venture Proceeds from joint ventures Proceeds from joint ventures Debt issuance costs Payments of Debt Issuance Costs Public offering costs Payments of Stock Issuance Costs Proceeds from public offerings Proceeds from Issuance of Common Stock Proceeds from exercise of stock options Proceeds from Stock Options Exercised Repurchased shares for tax withholdings Payment, Tax Withholding, Share-based Payment Arrangement Repurchased as part of share buyback Payments for Repurchase of Common Stock Dividends to stockholders Payments of Ordinary Dividends, Common Stock Distributions to non-controlling interest Payments to Noncontrolling Interests Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Net (decrease) increase in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash and cash equivalents at beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents at end of period Supplemental disclosure of cash flow information: Supplemental Cash Flow Information [Abstract] Interest paid, net of capitalized interest Interest Paid, Excluding Capitalized Interest, Operating Activities Supplemental disclosure of non-cash transactions: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Change in accrued capital expenditures Increase (Decrease) in Accrued Capital Expenditures Increase (Decrease) in Accrued Capital Expenditures Capitalized stock-based compensation Share-based Payment Arrangement, Amount Capitalized Asset retirement obligations acquired Asset Retirement Obligation, Liabilities Acquired The increase in asset retirement obligations related to properties acquired. Share-based Payment Arrangement [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] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Equity Plan Equity Plan [Member] The Company's Equity Incentive Plan Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Restricted Stock Awards & Units Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Restricted Stock Awards & Units (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Unvested, beginning balance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Unvested, ending balance (in shares) Weighted Average Grant-Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Unvested, beginning balance (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Granted (in 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 Vested (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Forfeited (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Unvested, ending balance (in USD per share) Schedule of preliminary purchase price allocation Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Acquisition pro forma information Business Acquisition, Pro Forma Information [Table Text Block] Noncontrolling Interest [Abstract] VIPER ENERGY PARTNERS LP Noncontrolling Interest Disclosure [Text Block] Derivative [Table] Derivative [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] WTI Cushing Oil Swaps 2019 WTI Cushing Oil Swaps 2019 [Member] WTI Cushing Oil Swaps 2019 [Member] WTI Cushing Oil Swaps 2020 WTI Cushing Oil Swaps 2020 [Member] WTI Cushing Oil Swaps 2020 [Member] WTI Magellan East Houston Oil Swaps 2019 WTI Magellan East Houston Oil Swaps 2019 [Member] WTI Magellan East Houston Oil Swaps 2019 [Member] WTI Magellan East Houston Oil Swaps 2020 WTI Magellan East Houston Oil Swaps 2020 [Member] WTI Magellan East Houston Oil Swaps 2020 [Member] BRENT Oil Swaps 2019 BRENT Oil Swaps 2019 [Member] BRENT Oil Swaps 2019 [Member] BRENT Oil Swaps 2020 BRENT Oil Swaps 2020 [Member] BRENT Oil Swaps 2020 [Member] WTI Cushing Oil Basis Swaps 2019 Oil Basis Swaps 2019 [Member] Oil Basis Swaps 2019 [Member] WTI Cushing Oil Basis Swaps 2020 Oil Basis Swaps 2020 [Member] Oil Basis Swaps 2020 [Member] Natural Gas Swaps 2019 - Henry Hub Natural Gas Swaps 2019 [Member] Natural Gas Swaps 2019 [Member] Natural Gas Swaps 2020 - Henry Hub Natural Gas Swaps 2020 [Member] Natural Gas Swaps 2020 [Member] Natural Gas Swaps - Waha Hub 2020 Natural Gas Swaps Waha Hub 2020 [Member] Natural Gas Swaps Waha Hub 2020 Natural Gas Basis swaps - Waha Hub 2019 Natural Gas Basis Swaps Waha Hub 2019 [Member] Natural gas basis swaps - Waha hub 2019 Natural Gas Basis Swaps - Waha Hub 2020 Natural Gas Basis Swaps Waha Hub 2020 [Member] Natural gas basis swaps - Waha hub 2020 Natural Gas Basis Swaps - Waha Hub 2021 Natural Gas Basis Swaps Waha Hub 2021 [Member] Natural Gas Basis Swaps Waha Hub 2021 [Member] Natural Gas Liquid Swaps - Mont Belvieu 2019 Natural Gas Liquid Swaps Mont Belvieu 2019 [Member] Natural gas liquid swaps - Mont Belvieu 2019 [Member] 2019 Three-Way Collars - WTI Cushing 2019 Three-Way Collars - WTI [Member] 2019 Three-Way Collars - WTI [Member] 2019 Three-Way Collars - BRENT 2019 Three-Way Collars - BRENT [Member] 2019 Three-Way Collars - BRENT [Member] 2019 Three-Way Collars - WTI Magellan East Houston 2019 Three-Way Collars - WTI Magellan East Houston [Member] 2019 Three-Way Collars - WTI Magellan East Houston [Member] 2020 Three-Way Collars - WTI 2020 Three-Way Collars - WTI [Member] 2020 Three-Way Collars - WTI [Member] Oil Three-Way Collars 2020 Three-Way Collars - BRENT [Member] 2020 Three-Way Collars - BRENT [Member] 2020 Three-Way Collars - WTI Magellan East Houston 2020 Three-Way Collars - WTI Magellan East Houston [Member] 2020 Three-Way Collars - WTI Magellan East Houston Gas Swap Double-Up - Waha Hub Gas Swap Double-Up - Waha Hub [Member] Gas Swap Double-Up - Waha Hub Derivative [Line Items] Derivative [Line Items] Volume (Bbls) Derivative, Nonmonetary Notional Amount, Volume Volume, energy measure (MMBtu) Derivative, Nonmonetary Notional Amount, Energy Measure Fixed Price Swap (per Bbl/MMBtu) Derivative, Swap Type, Fixed Price Short put price (per Bbl) Derivative, Sub Floor Price Sub floor rate on a price risk derivative. A receipt is triggered if the settlement price for any settlement period is less than the ceiling price to a maximum difference between the floor price and the sub floor price. Floor price (per Bbl) Derivative, Floor Price Ceiling price (per Bbl) Derivative, Cap Price Option price Derivative, Option Price Derivative, Option Price Fair Value Disclosures [Abstract] Fair value measurement information for financial instruments measured on a recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Fair value measurement information for financial instruments measured on a nonrecurring basis Fair Value Measurements, Nonrecurring [Table Text Block] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Reported Value Measurement Reported Value Measurement [Member] Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] Company revolving credit facility Company Credit Facility [Member] Revolving credit facility entered into by Diamondback O&G, LLC. 4.750 % Senior Notes due 2024 4.750% Senior Notes Due 2024 [Member] 4.750% Senior Notes Due 2024 [Member] 5.375 % Senior Notes due 2025 Senior Unsecured Notes due 2025 [Member] Senior Unsecured Notes due 2025 [Member] Viper revolving credit facility Partnership Credit Facility [Member] Revolving credit facility entered into by Viper Energy Partners, LP, a subsidiary of the reporting entity. Rattler revolving credit facility Rattler Credit Facility [Member] Rattler Credit Facility [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Nonrecurring Fair Value, Nonrecurring [Member] Fair value of assets and liabilities measured on a recurring and nonrecurring basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Revolving credit facility Lines of Credit, Fair Value Disclosure Senior notes due Loans Payable, Fair Value Disclosure Debt, fair value Long-term Debt, Fair Value Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Commodity contracts Commodity Contract [Member] Interest rate swaps Interest Rate Contract [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Change in fair value of open non-hedge derivative instruments: Gain (loss) on settlement of non-hedge derivative instruments: Gain (Loss) on Sale of Derivatives Gain (loss) on derivative instruments Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Oil and Natural Gas Oil and Gas Properties [Member] Other Property and Equipment, Net Property, Plant and Equipment, Other Types [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Oil and natural gas properties: Oil and Gas Property [Abstract] Subject to depletion Capitalized Costs, Proved Properties Not subject to depletion Capitalized Costs of Unproved Properties Excluded from Amortization, Cumulative Gross oil and natural gas properties Oil and Gas Property, Full Cost Method, Gross Accumulated depletion and depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated impairment Capitalized Costs Accumulated Impairment Capitalized costs of accumulated impairment for oil and natural gas properties Oil and natural gas properties, net Capitalized Costs, Oil and Gas Producing Activities, Net Midstream assets Pipeline and Gas Gathering Assets Pipeline and Gas Gathering Assets Other property, equipment and land Property, Plant and Equipment, Other, Gross Net property and equipment Property, Plant and Equipment, Net Balance of costs not subject to depletion: Capitalized Costs of Unproved Properties Excluded from Amortization, Period Cost Capitalized internal costs Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities Timing of inclusion of costs in amortization calculation Timing Of Inclusion Of Costs In Amortization Calculation The period of time over which it is anticipated that unevaluated costs will be included in the amortization base of oil and gas properties. Estimated future net revenue discounted rate per annum Estimated Future Net Revenue Discounted Rate Per Annum Estimated Future Net Revenue Discounted Rate Per Annum Exploration costs or development costs not subject to depletion Exploration Costs Or Development Costs Not Subject To Depletion Exploration costs or development costs not subject to depletion Capitalized interest not subject to depletion Capitalized Interest Not Subject To Depletion Capitalized interest not subject to depletion Noncontrolling Interest [Table] Noncontrolling Interest [Table] Rattler MIdstream LP Rattler MIdstream LP [Member] Rattler MIdstream LP [Member] Rattler LLC Rattler LLC [Member] Rattler LLC [Member] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Class B Units Class B Units [Member] Class B Units [Member] Ownership [Axis] Ownership [Axis] Ownership [Domain] Ownership [Domain] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Rattler Partnership Agreement Rattler Partnership Agreement [Member] Rattler Partnership Agreement [Member] Rattler's Services and Secondment Agreement Rattler's Services and Secondment Agreement [Member] amounts under Rattler's Services and Secondment Agreement Rattler Tax Sharing Agreement Rattler Tax Sharing Agreement [Member] Rattler Tax Sharing Agreement [Member] Sale of Stock [Axis] Sale of Stock [Axis] Sale of Stock [Domain] Sale of Stock [Domain] IPO IPO [Member] Over-Allotment Option Over-Allotment Option [Member] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Ownership percentage Noncontrolling Interest, Ownership Percentage by Parent Offer and issuance of stock (in Shares) Sale of Stock, Number of Shares Issued in Transaction Shares issued (in USD per share) Shares Issued, Price Per Share Consideration received from offering Sale of Stock, Consideration Received on Transaction Limited partners' capital account, units issued (in Shares) Limited Partners' Capital Account, Units Issued Limited partners ownership percentage Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest Limited partners capital contribution Limited Partners' Contributed Capital General partners cash contribution General Partners' Contributed Capital Distribution to affiliates Payments of Distributions to Affiliates Percentage of preferred cash distribution received General Partners' Capital Account, Percentage Of Preferred Cash Distribution Received General Partners' Capital Account, Percentage Of Preferred Cash Distribution Received Amount allocated by general partners per Partnership Agreement Amount Allocated For Reimbursement By General Partner Per Partnership Agreement Amount Allocated For Reimbursement By General Partner Per Partnership Agreement Accrued state income tax expense Current State and Local Tax Expense (Benefit) Organization, Consolidation and Presentation of Financial Statements [Abstract] Condensed Financial Statements [Table] Condensed Financial Statements [Table] Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Parent Parent Company [Member] Guarantor Subsidiaries Guarantor Subsidiaries [Member] Non-Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable Legal Entities Reportable Legal Entities [Member] Eliminations Consolidation, Eliminations [Member] Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Assets Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable, net Receivables, Net, Current Accounts receivable - related party Accounts Receivable, Related Parties, Current Intercompany receivable Intercompany Receivable Intercompany Receivable Inventories Inventory, Net Derivative instruments Derivative Asset, Current Prepaid expenses and other Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment: Oil and natural gas properties, full cost method of accounting Accumulated depletion, depreciation, amortization and impairment Funds held in escrow Deposits Assets, Noncurrent Equity method investments Equity Method Investments Derivative instruments Derivative Asset, Noncurrent Investment in subsidiaries Investment in Consolidated Subsidiaries Investment in Consolidated Subsidiaries Deferred tax asset Deferred Income Tax Assets, Net Investment in real estate, net Real Estate Investments, Net Other assets Other Assets, Noncurrent Total assets Assets Liabilities and Stockholders’ Equity Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable-trade Accounts Payable, Trade, Current Intercompany payable Intercompany Payable Intercompany Payable Accrued capital expenditures Accrued Capital Expenditures Accrued Capital Expenditures Other accrued liabilities Other Accrued Liabilities, Current Revenues and royalties payable Deferred Revenue, Current Derivative instruments Derivative Liability, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Derivative instruments Derivative Liability, Noncurrent Asset retirement obligations Asset Retirement Obligations, Noncurrent Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Other long-term liabilities Liabilities, Other than Long-term Debt, Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Stockholders’ equity Stockholders' Equity Attributable to Parent Non-controlling interest Stockholders' Equity Attributable to Noncontrolling Interest Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total liabilities and equity Liabilities and Equity PROPERTY AND EQUIPMENT Property, Plant and Equipment Disclosure [Text Block] Equity [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Viper Energy Partners LP Viper Energy Partners LP [Member] Viper Energy Partners LP [Member] Follow-on Public Offering Follow-on Public Offering [Member] Follow-on Public Offering Class of Stock [Line Items] Class of Stock [Line Items] Sale of stock, number of shares issued in transaction (in Shares) Debt outstanding Long-term Debt Stock repurchase program authorized amount Stock Repurchase Program, Authorized Amount Stock repurchase program amount repurchased Stock Repurchased During Period, Value Stock repurchase remaining authorized amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Gross amounts of assets presented in the Consolidated Balance Sheet Derivative Asset, Fair Value, Gross Asset Net amounts of assets presented in the Consolidated Balance Sheet Derivative Asset Gross amounts of liabilities presented in the Consolidated Balance Sheet Derivative Liability, Fair Value, Gross Liability Net amounts of liabilities presented in the Consolidated Balance Sheet Derivative Liability Net cash (used in) provided by operating activities Additions to oil and natural gas properties Payments to Explore and Develop Oil and Gas Properties, Including Related Party Payments to Explore and Develop Oil and Gas Properties, Including Related Party Equity investments Intercompany transfers Intercompany Transfers, Investing Activities Intercompany Transfers, Investing Activities Proceeds from borrowing under credit facility Debt issuance costs Contributions to subsidiaries Contributions to subsidiaries Contributions to subsidiaries Contributions by members Proceeds from Contributed Capital Distribution to parent Payments of Distributions to Parent Payments of Distributions to Parent Contributions from subsidiaries Proceeds from Partnership Contribution Distributions from subsidiary Proceeds from Contributions from Affiliates Intercompany transfers Intercompany Transfers, Financing Activities Intercompany Transfers, Financing Activities Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] Three-Year Share-based Payment Arrangement, Tranche One [Member] Five-Year Share-based Payment Arrangement, Tranche Two [Member] Performance Shares Performance Shares [Member] Performance shares, performance period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Number of shares authorized to be awarded and percent of award received Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Percent of Shares Granted Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized, Percent of Shares Granted Awards & Units (in shares) Weighted Average Exercise Price (in USD per share) Share based compensation arrangement by share based payment maximum award potential Share Based Compensation Arrangement by Share Based Payment Maximum Award Potential The maximum number of shares that can be awarded assuming maximum performance earned. Unrecognized compensation cost related to unvested awards Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Unrecognized compensation cost, period of recognition (in years) Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Viper Energy Partners LP Long Term Incentive Plan Viper Energy Partners LP Long Term Incentive Plan [Member] Viper Energy Partners LP Long Term Incentive Plan [Member] Phantom Share Units (PSUs) Phantom Share Units (PSUs) [Member] Phantom Units Vested (in USD per share) Forfeited (in USD per share) Viper Energy Partners LP Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2016-01 Accounting Standards Update 2016-01 [Member] Recurring Fair Value, Recurring [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Assets: Assets, Fair Value Disclosure [Abstract] Investment Investments, Fair Value Disclosure Fixed price swaps Liabilities: Liabilities, Fair Value Disclosure [Abstract] Fixed price swaps Summary Of Changes In Cost Method Investment [Roll Forward] Summary Of Changes In Cost Method Investment [Roll Forward] Summary Of Changes In Cost Method Investment [Roll Forward] Investment, beginning balance Impact of adoption of Accounting Standards Update 2016-01 Cumulative Effect of New Accounting Principle in Period of Adoption Gain on investment Gain (Loss) on Investments Investment, ending balance Leases [Abstract] 2019 (October - December) Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2020 Lessee, Operating Lease, Liability, Payments, Due Year Two 2021 Lessee, Operating Lease, Liability, Payments, Due Year Three 2022 Lessee, Operating Lease, Liability, Payments, Due Year Four 2023 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total lease payments Lessee, Operating Lease, Liability, Payments, Due Less: interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Present value of lease liabilities Operating Lease, Liability Real Estate [Abstract] REAL ESTATE ASSETS Real Estate Disclosure [Text Block] RATTLER MIDSTREAM LP Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Commodity contracts Interest rate swaps Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Current assets: derivative instruments Noncurrent assets: derivative instruments Total assets Current liabilities: derivative instruments Noncurrent liabilities: derivative instruments Total liabilities Accounting Policies [Abstract] Basis of Presentation Consolidation, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Investments Equity Method Investments [Policy Text Block] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Revenue from Contracts with Customers Revenue from Contract with Customer [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] General and administrative expenses General and Administrative Expense [Member] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] General and administrative expenses Share-based Payment Arrangement, Expense Equity-based compensation capitalized pursuant to full cost method of accounting for oil and natural gas properties Commitments and Contingencies Disclosure [Abstract] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Basic: Earnings Per Share, Basic [Abstract] Net income attributable to common stock Net Income (Loss) Attributable to Parent Basic weighted average common units outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Effect of dilutive securities: Dilutive Securities, Effect on Basic Earnings Per Share [Abstract] Dilutive effect of potential common shares issuable (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Diluted: Earnings Per Share, Diluted [Abstract] Diluted weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Basic net income attributable to common stock (in USD per share) Earnings Per Share, Basic Diluted net income attributable to common stock (in USD per share) Earnings Per Share, Diluted Restricted stock units (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Segment Reporting [Abstract] Results of the company business segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Equity Method Investments and Joint Ventures [Abstract] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Gray Oak Pipeline Gray Oak Pipeline [Member] Gray Oak Pipeline [Member] HMW Fluid Management LLC HMW Fluid Management LLC [Member] HMW Fluid Management LLC, a limited liability company formed to develop, own and operate an integrated water management system to gather, store, process, treat, distribute and dispose of water to exploration and production companies operating in Midland, Martin and Andrews Counties, Texas. SWD Wells SWD Wells [Member] SWD Wells [Member] Joint Venture of Wink to Webster Project Joint Venture Of Wink To Webster Project [Member] Joint Venture Of Wink To Webster Project [Member] 2.52% Short-Term Promissory Note 2.52% Short-Term Promissory Note [Member] 2.52% Short-Term Promissory Note [Member] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] EPIC Crude Holdings, LP Epic Pipeline [Member] Epic Pipeline [Member] Wink to Webster Project Wink To Webster Project [Member] Wink To Webster Project [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity method interest investment ownership percentage Equity Method Investment, Ownership Percentage Ownership percentage of oil and gas property Ownership Percentage Of Oil And Gas Property Ownership Percentage Of Oil And Gas Property Oil and gas properties, number of units Oil And Gas Properties, Number Of Units Oil And Gas Properties, Number Of Units Equity method investments income (expense) related to interest Equity method investment promissory note Equity Method Investment Promissory Note Equity method investment promissory note Repayment of the Note Repayments of Short-term Debt Outstanding loans Loans and Leases Receivable, Gross Ownership percentage Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Impairments in equity method investments Equity Method Investment, Other than Temporary Impairment Capitalized interest related equity method investment Equity Method Investment Capitalized Interest Equity Method Investment Capitalized Interest Condensed consolidated balance sheet Condensed Balance Sheet [Table Text Block] Condensed consolidated statement of operations Condensed Income Statement [Table Text Block] Condensed consolidated statement of cash flows Condensed Cash Flow Statement [Table Text Block] Related Party Transactions [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Wexford Wexford [Member] Wexford Capital LP, the equity sponsor of the reporting entity prior to the initial public offering, that continues to own common stock in the reporting entity and is affiliated with the Chairman of the Board prior to January 1, 2017. Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Subsidiaries Subsidiaries [Member] Advisory Services Agreement Advisory Services Agreement [Member] Advisory Services Agreement [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Related party transaction annual fee for advisory services with related party Related Party Transaction, Annual Fee for Advisory Services with Related Party Related Party Transaction, Annual Fee for Advisory Services with Related Party Related party transaction amounts Related Party Transaction, Amounts of Transaction Number of leases extended Number of leases extended Number of leases extended Revenue from related parties on new leases Revenue from related parties on new leases Revenue from related parties on new leases Number of new leases Number of new leases Number of new leases GUARANTOR FINANCIAL STATEMENTS Condensed Financial Statements [Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Operating Segments Operating Segments [Member] Eliminations Intersegment Eliminations [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Exploration and Production Exploration And Production Segment [Member] Exploration And Production Segment [Member] Midstream Services Midstream Services Segment [Member] Midstream Services Segment [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Total revenues Revenues Income from operations Operating Income (Loss) Other income (expense) Nonoperating Income (Expense) Provision for income taxes Income Tax Expense (Benefit) Net income attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to Diamondback Energy, Inc. Total assets Schedule of reconciliation of basic and diluted net income per share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of antidilutive securities excluded from computation of earnings per share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] The effects of stock-based compensation plans and related costs Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Summary of restricted stock units Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Summary of grant-date fair values of performance restricted stock units granted and related assumptions Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] Schedule of performance restricted stock units activity Share-based Compensation Arrangements by Share-based Payment Award, Performance-Based Units, Vested and Expected to Vest [Table Text Block] Schedule of share-based compensation, stock appreciation rights award activity Share-based Payment Arrangement, Option and Stock Appreciation Rights, Activity [Table Text Block] Schedule of stock options activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Phantom units activity Schedule of Nonvested Share Activity [Table Text Block] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Common Units Common Stock [Member] Limited partners' capital account, units owned (in Shares) Limited Partners' Capital Account, Units Owned Limited Partners' Capital Account, Units Owned Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Award requisite service period Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period Outstanding at December 31, 2018 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Outstanding at September 30, 2019 Weighted Average Exercise Price (in USD per share) Outstanding at December 31, 2018 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Outstanding at September 30, 2019 DEBT Debt Disclosure [Text Block] DESCRIPTION OF THE BUSINESS AND BASIS OF PRESENTATION Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Scenario [Axis] Scenario [Axis] Scenario [Domain] Scenario [Domain] Forecast Forecast [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Short put price (per Bbl) Floor price (per Bbl) Ceiling price (per Bbl) Line of Credit Facility [Table] Line of Credit Facility [Table] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Ratio of total net debt to EBITDAX, as defined in the credit agreement Line of Credit Facility, Covenant Terms, Ratio of Total Debt to Earnings Before Interest, Taxes, Depreciation, Depletion, Amortization and Exploration Expense Line of Credit Facility, Covenant Terms, Ratio of Total Debt to Earnings Before Interest, Taxes, Depreciation, Depletion, Amortization and Exploration Expense Ratio of current assets to liabilities, as defined in the credit agreement Line of Credit Facility, Covenant Terms, Ratio of Current Assets to Liabilities Line of Credit Facility, Covenant Terms, Ratio of Current Assets to Liabilities Line of credit, covenant terms, consolidated total leverage ratio Line of Credit, Covenant Terms, Consolidated Total Leverage Ratio Line of Credit, Covenant Terms, Consolidated Total Leverage Ratio Line of credit, covenant terms, consolidated total leverage ratio, for three fiscal quarters following certain acquisitions Line Of Credit, Covenant Terms, Consolidated Total Leverage Ratio, For Three Fiscal Quarters Following Certain Acquisitions Line Of Credit, Covenant Terms, Consolidated Total Leverage Ratio, For Three Fiscal Quarters Following Certain Acquisitions Line of credit, covenant terms, consolidated total leverage ratio when consolidated senior secured leverage ration is applicable Line Of Credit, Covenant Terms, Consolidated Total Leverage Ratio When Consolidated Senior Secured Leverage Ration Is Applicable Line Of Credit, Covenant Terms, Consolidated Total Leverage Ratio When Consolidated Senior Secured Leverage Ration Is Applicable Line of credit facility, covenant terms, ratio of consolidated senior secured leverage ratio Line of Credit Facility, Covenant Terms, Ratio of Consolidated Senior Secured Leverage Ratio Line of Credit Facility, Covenant Terms, Ratio of Consolidated Senior Secured Leverage Line of credit facility, covenant terms ratio of consolidated interest coverage Line of Credit Facility, Covenant Terms, Ratio of Consolidated Interest Coverage Line of Credit Facility, Covenant Terms, Ratio of Consolidated Interest Coverage Asset Retirement Obligation [Abstract] Asset retirement obligations Schedule of Asset Retirement Obligations [Table Text Block] ASSET RETIREMENT OBLIGATIONS Asset Retirement Obligation Disclosure [Text Block] Number of business segments Number of Operating Segments Investment [Table] Investment [Table] Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Investment [Line Items] Investment [Line Items] Impact of adoption of Accounting Standards Update 2016-01 Right of use asset Operating Lease, Right-of-Use Asset Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset retirement obligations, beginning of period Asset Retirement Obligation Additional liabilities incurred Asset Retirement Obligation, Liabilities Incurred Liabilities acquired Liabilities settled Asset Retirement Obligation, Liabilities Settled Accretion expense Revisions in estimated liabilities Asset Retirement Obligation, Revision of Estimate Asset retirement obligations, end of period Less current portion Asset Retirement Obligation, Current Asset retirement obligations - long-term Schedule of derivative contracts Schedule of Derivative Instruments [Table Text Block] Schedule of netting offsets of derivative assets and liabilities Offsetting Assets [Table Text Block] Schedule of derivative instruments included in the consolidated balance sheet Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Summary of derivative contract gains and losses included in the consolidated statements of operations Derivative Instruments, Gain (Loss) [Table Text Block] Income Statement [Abstract] Statement [Table] Statement [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Oil sales Oil Exploration and Production [Member] Process related to upstream activity for viscous liquid derived from petroleum occurring naturally underground. Activity includes, but is not limited to, exploration, development and production. Natural gas sales Natural Gas, Production [Member] Natural gas liquid sales Natural Gas Liquids Production [Member] Process related to upstream activity for viscous liquid derived from flammable gas occurring naturally underground. Midstream services Natural Gas, Midstream [Member] Gathering and transportation Natural Gas, Gathering, Transportation, Marketing and Processing [Member] Statement [Line Items] Statement [Line Items] Revenues: Revenues [Abstract] Revenue Revenue from Contract with Customer, Excluding Assessed Tax Lease bonus Lease bonus Amount received to extend the lease term. Other operating income Other Operating Income Total revenues Costs and expenses: Costs and Expenses [Abstract] Lease operating expenses Operating Lease, Expense Production and ad valorem taxes Production Tax Expense Cost of goods and services sold Cost of Goods and Services Sold Depreciation, depletion and amortization Depreciation, Depletion and Amortization General and administrative expenses Selling, General and Administrative Expense Other operating expense Other Cost and Expense, Operating Total costs and expenses Costs and Expenses Income (loss) from operations Other income (expense): Other Income and Expenses [Abstract] Interest expense, net Interest Income (Expense), Nonoperating, Net Other income, net Other Nonoperating Income Gain (loss) on derivative instruments, net Gain on revaluation of investment Total other income (expense), net Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Provision for income taxes Net income Earnings per common share: Earnings Per Share [Abstract] Basic (in USD per share) Diluted (in USD per share) Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Diluted (in shares) Dividends declared per share (in USD per share) Common Stock, Dividends, Per Share, Declared Operating lease costs Operating Lease, Cost Options (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Exercised Weighted Average Exercise Price (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Weighted average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Intrinsic value of options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Vested and Expected to vest at September 30, 2019 (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Options, Vested and Expected to Vest, Exercisable, Number (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price (in Shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Rattler Midstream LP Long-Term Incentive Plan [Member] Rattler Midstream LP Long-Term Incentive Plan [Member] Rattler Midstream LP Long-Term Incentive Plan [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share based award not recognized Share based payment not recognized Share-based Payment Arrangement, Tranche One Share-based Payment Arrangement, Tranche Two Share based compensation arrangement by share-based payment award number of shares authorized percent of shares granted Number of vesting installments Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number Of Vesting Installments Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number Of Vesting Installments Viper LLC Viper LLC [Member] Viper LLC [Member] Over-Allotment Option Common Units Stock issuance of public (in Shares) Decrease of non-controlling interest Noncontrolling Interest, Period Increase (Decrease) Number of common stock exchanged (in shares) Number Of Common Stock Exchanged Number Of Common Stock Exchanged Units of partnership interest (in shares) Units of Partnership Interest, Amount Number of stock issued (in shares) Stock Issued During Period, Shares, New Issues Managing member ownership percentage Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Members ownership percentage Conversion of Stock, Shares Converted Conversion of Stock, Shares Converted Conversion of Stock, Shares Issued Conversion of Stock, Shares Issued Limited partners capital account, percentage of distribution Limited partners capital account, percentage of distribution The percentage of limited partners' capital account distributed. Class B units converted (in Shares) Number of Class B Units Converted Number of Class B Units Converted Number of common units converted (in shares) Partners' Capital Account, Units, Converted Proportionate return amount Limited Partners' Capital Account, Distribution Amount Schedule of property and equipment Property, Plant and Equipment [Table Text Block] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Operating right of use asset New lease liabilities Operating Lease Liability Other Operating Lease Liability Other Statement of consolidated cash flow Operating Lease, Payments Additional amount of operating lease right of use asset recorded Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Operating lease liabilities Operating lease liability current Operating Lease, Liability, Current Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Risk-free rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Company volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Schedule of operating lease costs Lease, Cost [Table Text Block] Schedule of undiscounted cash flows owned by company to lessors pursuant to contractual agreements Lessee, Operating Lease, Liability, Maturity [Table Text Block] CAPITAL STOCK AND EARNINGS PER SHARE Stockholders' Equity Note Disclosure [Text Block] SUBSEQUENT EVENTS Subsequent Events [Text Block] ACQUISITIONS AND DIVESTITURES Mergers, Acquisitions and Dispositions Disclosures [Text Block] Outstanding borrowings on revolving credit facility Unamortized debt issuance costs Debt Issuance Costs, Net Unamortized premium costs Debt Instrument, Unamortized Premium Total long-term debt LEASES Lessee, Operating Leases [Text Block] Cover page. Document type Document Type Document Quarterly Report Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Aggregated fair value of restricted stock Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Rattler Midstream LP Long-Term Incentive Plan Granted (in USD per share) External Credit Rating by Grouping [Axis] External Credit Rating by Grouping [Axis] External Credit Rating by Grouping [Domain] External Credit Rating by Grouping [Domain] Investment Grade Annually External Credit Rating, Investment Grade [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Federal Funds Rate Fed Funds Effective Rate Overnight Index Swap Rate [Member] LIBOR London Interbank Offered Rate (LIBOR) [Member] Base Rate Base Rate [Member] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Number of interim redeterminations that may be requested Line of Credit Facility, Borrowing Base, Number of Redeterminations Line of Credit Facility, Borrowing Base, Number of Redeterminations Period of redeterminations (in months) Line of Credit Facility, Borrowing Base, Period of Redetermination Line of Credit Facility, Borrowing Base, Period of Redetermination Current borrowing base Line of Credit Facility, Current Borrowing Capacity Line of credit facility elected borrowing base Line of Credit Facility, Elected Borrowing Base Line of Credit Facility, Elected Borrowing Base Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Quarterly commitment fee percentage based on unused portion of borrowing base Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Financial covenant, reduction of borrowing base (percentage) Line of Credit Facility, Covenant Terms, Decrease of Borrowing Base Upon Issuance of Additional Indebtedness, Percentage Line of Credit Facility, Decrease of Borrowing Base, Percentage Debt covenant, total net debt to capitalization ratio Debt Instrument, Covenant, Total net Debt To Capitalization Ratio Debt Instrument, Covenant, Total net Debt To Capitalization Ratio Debt covenant, debt principal amount as percentage of net tangible assets Debt Instrument, Covenant, Debt Principal Amount As Percentage Of Net Tangible Assets Debt Instrument, Covenant, Debt Principal Amount As Percentage Of Net Tangible Assets Derivative notional amount Derivative, Notional Amount Derivative fixed interest rate Derivative, Fixed Interest Rate Federal Income Tax Note [Table] Federal Income Tax Note [Table] Investments, Owned, Federal Income Tax Note [Line Items] Investments, Owned, Federal Income Tax Note [Line Items] Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Discrete income tax benefit recorded during the period related to equity-based compensation Discrete income tax benefit related to equity based compensation recorded during the period Discrete income tax benefit related to equity-based compensation recorded during the period. Discrete income tax benefit related to deferred taxes recorded during the period Discrete income tax benefit related to deferred taxes recorded during the period Discrete income tax benefit related to deferred taxes recorded during the period RELATED PARTY TRANSACTIONS Related Party Transactions Disclosure [Text Block] Schedule of long-term debt Schedule of Long-term Debt Instruments [Table Text Block] Financial covenants Schedule of Line of Credit Facilities, Covenant Terms [Table Text Block] Schedule of Line of Credit Facilities, Covenant Terms [Table Text Block] Statement of Financial Position [Abstract] Accounts receivable: Accounts Receivable, after Allowance for Credit Loss, Current [Abstract] Joint interest and other, net Oil and Gas Joint Interest Billing Receivables, Current Oil and natural gas sales Accounts Receivable, after Allowance for Credit Loss, Current Oil and natural gas properties, full cost method of accounting ($9,464 million and $9,670 million excluded from amortization at September 30, 2019 and December 31, 2018, respectively) Investment in real estate, net Commitments and contingencies (Note 19) Stockholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, $0.01 par value, 200,000,000 shares authorized, 161,142,305 issued and outstanding at September 30, 2019; 200,000,000 shares authorized, 164,273,447 issued and outstanding at December 31, 2018 Common Stock, Value, Outstanding Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Total Diamondback Energy, Inc. stockholders’ equity Revenue from Contract with Customer [Abstract] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Revenue settlement period after production delivery Revenue From Contract with Customer, Settlement period After Production Delivery Revenue From Contract with Customer, Settlement period After Production Delivery EQUITY METHOD INVESTMENTS Equity Method Investments and Joint Ventures Disclosure [Text Block] Revenues Business Acquisition, Pro Forma Revenue Income from operations Pro forma income (loss) from operations Amount before tax of pro forma income (loss) from continuing operations as if the business combination had been completed at the beginning of a period. Net income Business Acquisition, Pro Forma Net Income (Loss) Basic earnings per common share (in USD per share) Business Acquisition, Pro Forma Earnings Per Share, Basic Diluted earnings per common share (in USD per share) Business Acquisition, Pro Forma Earnings Per Share, Diluted Existing 2024 Senior Notes Existing 2024 Senior Notes [Member] Existing 2024 Senior Notes [Member] New 2024 Senior Notes New 2024 Senior Notes [Member] New 2024 Senior Notes [Member] Existing 2025 Senior Notes Existing 2025 Senior Notes [Member] Existing 2025 Senior Notes [Member] New 2025 Senior Notes New 2025 Senior Notes [Member] New 2025 Senior Notes Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Senior Debt Redemption Period One Debt Instrument, Redemption, Period One [Member] Senior Debt Redemption Period Two Debt Instrument, Redemption, Period Two [Member] Senior Debt Redemption Period Three Debt Instrument, Redemption, Period Three [Member] Senior Debt Redemption Period Four Debt Instrument, Redemption, Period Four [Member] Senior Debt Redemption Period Five Debt Instrument, Redemption, Period Five [Member] Aggregate principal amount Debt Instrument, Face Amount Net proceeds from issuance of senior notes Debt, redemption price, percentage Debt Instrument, Redemption Price, Percentage Debt instrument percentage eligible for redemption Debt Instrument Percentage Eligible for Redemption Maximum amount of debt which is eligible to be redeemed during the specified redemption period. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] REPORT OF BUSINESS SEGMENTS Segment Reporting Disclosure [Text Block] REVENUE FROM CONTRACTS WITH CUSTOMERS Revenue from Contract with Customer [Text Block] Statement of Partners' Capital [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings (Accumulated Deficit) Retained Earnings [Member] Non-Controlling Interest Noncontrolling Interest [Member] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance at beginning of period Balance at beginning of period (in Shares) Common Stock, Shares, Outstanding Net proceeds from issuance of common units - Viper Energy Partners LP Noncontrolling Interest, Increase from Subsidiary Equity Issuance Impact of adoption of ASU 2016-01, net of tax Unit-based compensation Noncontrolling Interest, Increase from Unit-based Compensation Noncontrolling Interest, Increase from Unit-based Compensation Stock-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Repurchased shares for tax withholding Adjustment To Additional Paid In Capital, Repurchased Shares For Tax Withholding Adjustment To Additional Paid In Capital, Repurchased Shares For Tax Withholding Repurchased shares for tax withholding (in Shares) Adjustment To Additional Paid In Capital, Repurchased Shares For Tax Withholding, Shares Adjustment To Additional Paid In Capital, Repurchased Shares For Tax Withholding, Shares Distribution to non-controlling interest Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Dividend paid Dividends, Common Stock, Cash Repurchased shares for share buyback program Repurchased shares for share buyback program (in Shares) Stock Repurchased During Period, Shares Exercise of stock and unit options and awards of restricted stock Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture Exercise of stock and unit options and awards of restricted stock (in Shares) Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture Change in ownership of consolidated subsidiaries, net Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net Balance at end of period Balance at end of period (in Shares) 2019 Drop-Down Transaction 2019 Drop-Down Acquisition [Member] 2019 Drop-Down Acquisition [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Senior Notes Senior Notes [Member] 5.375% Senior Notes Due 2027 5.375% Senior Notes Due 2027 [Member] 5.375% Senior Notes Due 2027 [Member] Number of shares issued in acquisition (in Shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Payment to acquire businesses Payments to Acquire Businesses, Gross Business acquisition, shares issued, weighted average price (in USD per share) Business Combination, Consideration Transferred, Equity Interests Issued, Weighted Average Price Business Combination, Consideration Transferred, Equity Interests Issued, Weighted Average Price Business combination, total consideration Business Combination, Consideration Transferred Aggregate principal amount Real Estate [Table] Real Estate [Table] Buildings Building [Member] Tenant improvements Leasehold Improvements [Member] Land improvements Land Improvements [Member] Finite-lived Intangible Assets [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] In-place lease intangibles Leases, Acquired-in-Place [Member] Above-market lease intangibles Above Market Leases [Member] Real Estate [Line Items] Real Estate [Line Items] Real estate assets, estimated useful lives Property, Plant and Equipment, Useful Life Buildings Buildings and Improvements, Gross Tenant improvements Tenant Improvements Land Land Land improvements Land Improvements Total real estate assets Real Estate Investment Property, at Cost Less: accumulated depreciation Real Estate Owned, Accumulated Depreciation Total investment in land and buildings, net Real Estate Investment Property, Net Lease intangible assets, useful life Finite-Lived Intangible Asset, Useful Life Finite-lived intangible assets, gross Finite-Lived Intangible Assets, Gross Less: accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Finite-lived intangible assets, net Finite-Lived Intangible Assets, Net Drop-Down Acquisition Drop-Down Acquisition [Member] Drop-Down Acquisition [Member] Credit facility, increase (decrease) of borrowing base Line Of Credit Facility, Increase (Decrease) Of Borrowing Base Line Of Credit Facility, Increase (Decrease) Of Borrowing Base Financial covenant, maximum issuance of unsecured debt Line of Credit Facility, Covenant Terms, Maximum Issuance of Additional Indebtedness Line of Credit Facility, Covenant Terms, Maximum Issuance of Additional Indebtedness Decrease of borrowing base provided amendment not been approved Line Of Credit Facility, Decrease Of Borrowing Base Provided Amendment Not Been Approved Line Of Credit Facility, Decrease Of Borrowing Base Provided Amendment Not Been Approved Outstanding borrowings EQUITY-BASED COMPENSATION Share-based Payment Arrangement [Text Block] Prime Rate Prime Rate [Member] Oil and natural gas properties, amortization excluded Common Stock, Par Value (in dollars per share) Common Stock, Par or Stated Value Per Share Shares authorized (in Shares) Common Stock, Shares Authorized Shares Issued (in Shares) Common Stock, Shares, Issued Shares Outstanding (in Shares) Oil sales Oil and Gas, Exploration and Production [Member] Royalty Royalty [Member] Gathering and Transportation Gathering and Transportation [Member] Gathering and Transportation [Member] Lease bonus Depreciation, depletion and amortization General and administrative expenses Other income (expense), net Offsetting Assets [Table] Offsetting Assets [Table] Treasury Lock 2.1509% Treasury Lock With Interest Rate 2.1509% [Member] Treasury Lock With Interest Rate 2.1509% [Member] Treasury Lock 1.6563% Treasury Lock With Interest Rate 1.6563% [Member] Treasury Lock With Interest Rate 1.6563% [Member] Interest Rate Swap 1.59675% Interest Rate Swap With Interest Rate 1.59675% [Member] Interest Rate Swap With Interest Rate 1.59675% [Member] Interest Rate Swap 1.615% Interest Rate Swap With Interest Rate 1.615% [Member] Interest Rate Swap With Interest Rate 1.615% [Member] Interest Rate Swap 1.567% Interest Rate Swap With Interest Rate 1.567% [Member] Interest Rate Swap With Interest Rate 1.567% Interest Rate Swap 1.555% Interest Rate Swap With Interest Rate 1.555% [Member] Interest Rate Swap With Interest Rate 1.555% Interest Rate Swap 1.3565% Interest Rate Swap With Interest Rate 1.3565% [Member] Interest Rate Swap With Interest Rate 1.3565% Offsetting Assets [Line Items] Offsetting Assets [Line Items] Notional Amount (in millions) Interest Rate FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Schedule of derivative contracts by Company subsequent aggregating weighted average contract Ajax Acquisition Ajax Acquisition [Member] Ajax Acquisition [Member] 2018 Drop-Down Transaction 2018 Drop-Down Transaction [Member] 2018 Drop-Down Transaction [Member] ExL Acquisition ExL Acquisition [Member] ExL Acquisition [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Midland, TX Midland, TX [Member] Midland, TX [Member] Office Building Office Building [Member] Conventional and non-core Permian assets divested, area (in acre) Conventional And Noncore Assets Divested, Area Conventional And Noncore Assets Divested, Area Proceeds from divestiture of certain conventional and non-core assets Proceeds from Sale of Oil and Gas Property and Equipment Gain (loss) from divestiture of certain conventional and non-core assets Gain (Loss) on Disposition of Oil and Gas Property Number of shares to be issued in acquisition (in Shares) Business acquisition, shares issued, number of trading-day period Business Combination, Consideration Transferred, Equity Interests Issued, Number Of Trading Days Period Business Combination, Consideration Transferred, Equity Interests Issued, Number Of Trading Days Period Mineral properties acquired net royalty acres Mineral Properties Acquired, Net Royalty Acres The amount of net royalty acres acquired. Net royalty acres are defined as gross acreage multiplied by the average royalty interest. Percentage of mineral acres operated Percentage Of Mineral Acres Operated Percentage Of Mineral Acres Operated Percentage of average net royalty interest in acquired mineral and royalty interests Percentage Of Average Net Royalty Interest In Acquired Mineral And Royalty Interests Percentage Of Average Net Royalty Interest In Acquired Mineral And Royalty Interests Purchase price to acquire property, plant and equipment Payments to Acquire Property, Plant, and Equipment Mineral properties acquired gross acres Mineral Properties Acquired, Gross Acres Mineral Properties Acquired, Gross Acres Area of land (in acre) Area of Land Total Tier One acres (in acre) Combined Tier One Acres Combined Tier One Acres Estimated total net horizontal permian locations Estimated Total Net Horizontal Permian Locations Estimated Total Net Horizontal Permian Locations Common stock, conversion basis Common stock, per share conversion basis Common stock, per share conversion basis Business acquisition, share price (in USD per share) Business Acquisition, Share Price Schedule of real estate assets Real Estate Investment Financial Statements, Disclosure [Table Text Block]