<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.19.3.a.u2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>350</ContextCount>
  <ElementCount>416</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>98</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>13</UnitCount>
  <MyReports>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001000 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1001501 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1002000 - Statement - Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedStatementsOfOperations</Role>
      <ShortName>Consolidated Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1003000 - Statement - Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedStatementsOfComprehensiveIncome</Role>
      <ShortName>Consolidated Statements of Comprehensive Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1004000 - Statement - Consolidated Statements of Changes in Unitholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedStatementsOfChangesInUnitholdersEquity</Role>
      <ShortName>Consolidated Statements of Changes in Unitholders' Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>1005000 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/OrganizationAndBasisOfPresentation</Role>
      <ShortName>ORGANIZATION AND BASIS OF PRESENTATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2102100 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2103100 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RevenueFromContractsWithCustomers</Role>
      <ShortName>REVENUE FROM CONTRACTS WITH CUSTOMERS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2104100 - Disclosure - ACQUISITIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/Acquisitions</Role>
      <ShortName>ACQUISITIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2105100 - Disclosure - REAL ESTATE ASSETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RealEstateAssets</Role>
      <ShortName>REAL ESTATE ASSETS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2106100 - Disclosure - PROPERTY, PLANT AND EQUIPMENT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/PropertyPlantAndEquipment</Role>
      <ShortName>PROPERTY, PLANT AND EQUIPMENT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2107100 - Disclosure - ASSET RETIREMENT OBLIGATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/AssetRetirementObligations</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2108100 - Disclosure - EQUITY METHOD INVESTMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EquityMethodInvestments</Role>
      <ShortName>EQUITY METHOD INVESTMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2109100 - Disclosure - DEBT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/Debt</Role>
      <ShortName>DEBT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - UNIT-BASED COMPENSATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitBasedCompensation</Role>
      <ShortName>UNIT-BASED COMPENSATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2111100 - Disclosure - UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitholdersEquityAndPartnershipDistributions</Role>
      <ShortName>UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2112100 - Disclosure - EARNINGS PER COMMON UNIT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EarningsPerCommonUnit</Role>
      <ShortName>EARNINGS PER COMMON UNIT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2113100 - Disclosure - RELATED PARTY TRANSACTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RelatedPartyTransactions</Role>
      <ShortName>RELATED PARTY TRANSACTIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2114100 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxes</Role>
      <ShortName>INCOME TAXES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2115100 - Disclosure - FAIR VALUE MEASUREMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/FairValueMeasurements</Role>
      <ShortName>FAIR VALUE MEASUREMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2116100 - Disclosure - LEASES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/Leases</Role>
      <ShortName>LEASES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2117100 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/CommitmentsAndContingencies</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2118100 - Disclosure - SUBSEQUENT EVENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SubsequentEvents</Role>
      <ShortName>SUBSEQUENT EVENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2119100 - Disclosure - REPORT OF OPERATING BUSINESS SEGMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ReportOfOperatingBusinessSegments</Role>
      <ShortName>REPORT OF OPERATING BUSINESS SEGMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2120100 - Disclosure - QUARTERLY FINANCIAL DATA (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/QuarterlyFinancialDataUnaudited</Role>
      <ShortName>QUARTERLY FINANCIAL DATA (Unaudited)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2202201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2302302 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2303301 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RevenueFromContractsWithCustomersTables</Role>
      <ShortName>REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/RevenueFromContractsWithCustomers</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - REAL ESTATE ASSETS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RealEstateAssetsTables</Role>
      <ShortName>REAL ESTATE ASSETS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/RealEstateAssets</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2306301 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/PropertyPlantAndEquipmentTables</Role>
      <ShortName>PROPERTY, PLANT AND EQUIPMENT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/PropertyPlantAndEquipment</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2307301 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/AssetRetirementObligationsTables</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/AssetRetirementObligations</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2308301 - Disclosure - EQUITY METHOD INVESTMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EquityMethodInvestmentsTables</Role>
      <ShortName>EQUITY METHOD INVESTMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/EquityMethodInvestments</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2309301 - Disclosure - DEBT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/DebtTables</Role>
      <ShortName>DEBT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/Debt</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2310301 - Disclosure - UNIT-BASED COMPENSATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitBasedCompensationTables</Role>
      <ShortName>UNIT-BASED COMPENSATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/UnitBasedCompensation</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2311301 - Disclosure - UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitholdersEquityAndPartnershipDistributionsTables</Role>
      <ShortName>UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/UnitholdersEquityAndPartnershipDistributions</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2312301 - Disclosure - EARNINGS PER COMMON UNIT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EarningsPerCommonUnitTables</Role>
      <ShortName>EARNINGS PER COMMON UNIT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/EarningsPerCommonUnit</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2314301 - Disclosure - INCOME TAXES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxesTables</Role>
      <ShortName>INCOME TAXES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/IncomeTaxes</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2316301 - Disclosure - LEASES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/LeasesTables</Role>
      <ShortName>LEASES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/Leases</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2319301 - Disclosure - REPORT OF OPERATING BUSINESS SEGMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ReportOfOperatingBusinessSegmentsTables</Role>
      <ShortName>REPORT OF OPERATING BUSINESS SEGMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/ReportOfOperatingBusinessSegments</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2320301 - Disclosure - QUARTERLY FINANCIAL DATA (Unaudited) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/QuarterlyFinancialDataUnauditedTables</Role>
      <ShortName>QUARTERLY FINANCIAL DATA (Unaudited) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/QuarterlyFinancialDataUnaudited</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2401401 - Disclosure - ORGANIZATION AND BASIS OF PRESENTATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/OrganizationAndBasisOfPresentationDetails</Role>
      <ShortName>ORGANIZATION AND BASIS OF PRESENTATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/OrganizationAndBasisOfPresentation</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2402403 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Plant and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesPropertyPlantAndEquipmentDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Plant and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2402404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Equity Method Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesEquityMethodInvestmentsDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Equity Method Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2402405 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accrued Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesAccruedLiabilitiesDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accrued Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2402406 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accumulated Other Comprehensive Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesAccumulatedOtherComprehensiveIncomeDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accumulated Other Comprehensive Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2402407 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesIncomeTaxesDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2402408 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Capital Contributions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SummaryOfSignificantAccountingPoliciesCapitalContributionsDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Capital Contributions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2403402 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RevenueFromContractsWithCustomersDetails</Role>
      <ShortName>REVENUE FROM CONTRACTS WITH CUSTOMERS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/RevenueFromContractsWithCustomersTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2404401 - Disclosure - ACQUISITIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/AcquisitionsDetails</Role>
      <ShortName>ACQUISITIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/Acquisitions</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2405402 - Disclosure - REAL ESTATE ASSETS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RealEstateAssetsDetails</Role>
      <ShortName>REAL ESTATE ASSETS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/RealEstateAssetsTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/PropertyPlantAndEquipmentDetails</Role>
      <ShortName>PROPERTY, PLANT AND EQUIPMENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/PropertyPlantAndEquipmentTables</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2407402 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/AssetRetirementObligationsDetails</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/AssetRetirementObligationsTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2408402 - Disclosure - EQUITY METHOD INVESTMENTS - Schedule of Equity Method Investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EquityMethodInvestmentsScheduleOfEquityMethodInvestmentsDetails</Role>
      <ShortName>EQUITY METHOD INVESTMENTS - Schedule of Equity Method Investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2408403 - Disclosure - EQUITY METHOD INVESTMENTS - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EquityMethodInvestmentsNarrativeDetails</Role>
      <ShortName>EQUITY METHOD INVESTMENTS - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>2408404 - Disclosure - EQUITY METHOD INVESTMENTS - Summarized Financial Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EquityMethodInvestmentsSummarizedFinancialInformationDetails</Role>
      <ShortName>EQUITY METHOD INVESTMENTS - Summarized Financial Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>2409402 - Disclosure - DEBT - Credit Agreement - Wells Fargo (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/DebtCreditAgreementWellsFargoDetails</Role>
      <ShortName>DEBT - Credit Agreement - Wells Fargo (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>2409403 - Disclosure - DEBT - Financial Covenants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/DebtFinancialCovenantsDetails</Role>
      <ShortName>DEBT - Financial Covenants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>2410402 - Disclosure - UNIT-BASED COMPENSATION - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitBasedCompensationNarrativeDetails</Role>
      <ShortName>UNIT-BASED COMPENSATION - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>2410403 - Disclosure - UNIT-BASED COMPENSATION - Phantom Units (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitBasedCompensationPhantomUnitsDetails</Role>
      <ShortName>UNIT-BASED COMPENSATION - Phantom Units (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>2411402 - Disclosure - UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/UnitholdersEquityAndPartnershipDistributionsDetails</Role>
      <ShortName>UNITHOLDERS??? EQUITY AND PARTNERSHIP DISTRIBUTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/UnitholdersEquityAndPartnershipDistributionsTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>2412402 - Disclosure - EARNINGS PER COMMON UNIT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/EarningsPerCommonUnitDetails</Role>
      <ShortName>EARNINGS PER COMMON UNIT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/EarningsPerCommonUnitTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>2413401 - Disclosure - RELATED PARTY TRANSACTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/RelatedPartyTransactionsDetails</Role>
      <ShortName>RELATED PARTY TRANSACTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/RelatedPartyTransactions</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>2414402 - Disclosure - INCOME TAXES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxesNarrativeDetails</Role>
      <ShortName>INCOME TAXES - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>2414403 - Disclosure - INCOME TAXES - Components of Provision for Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxesComponentsOfProvisionForIncomeTaxesDetails</Role>
      <ShortName>INCOME TAXES - Components of Provision for Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>2414404 - Disclosure - INCOME TAXES - Reconciliation of Statutory Federal Income Tax Amount to Recorded Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxesReconciliationOfStatutoryFederalIncomeTaxAmountToRecordedExpenseDetails</Role>
      <ShortName>INCOME TAXES - Reconciliation of Statutory Federal Income Tax Amount to Recorded Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>2414405 - Disclosure - INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/IncomeTaxesComponentsOfDeferredTaxAssetsAndLiabilitiesDetails</Role>
      <ShortName>INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>2416402 - Disclosure - LEASES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/LeasesNarrativeDetails</Role>
      <ShortName>LEASES - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>2416403 - Disclosure - LEASES - Schedule of Operating Lease Liability Maturities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/LeasesScheduleOfOperatingLeaseLiabilityMaturitiesDetails</Role>
      <ShortName>LEASES - Schedule of Operating Lease Liability Maturities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>2417401 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/CommitmentsAndContingenciesDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/CommitmentsAndContingencies</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>2418401 - Disclosure - SUBSEQUENT EVENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/SubsequentEventsDetails</Role>
      <ShortName>SUBSEQUENT EVENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/SubsequentEvents</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>2419402 - Disclosure - REPORT OF OPERATING BUSINESS SEGMENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/ReportOfOperatingBusinessSegmentsDetails</Role>
      <ShortName>REPORT OF OPERATING BUSINESS SEGMENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/ReportOfOperatingBusinessSegmentsTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>2420402 - Disclosure - QUARTERLY FINANCIAL DATA (Unaudited) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.diamondbackenergy.com/role/QuarterlyFinancialDataUnauditedDetails</Role>
      <ShortName>QUARTERLY FINANCIAL DATA (Unaudited) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.diamondbackenergy.com/role/QuarterlyFinancialDataUnauditedTables</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="rattler201910-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9999.htm</HtmlFileName>
      <LongName>Uncategorized Items - rattler201910-k.htm</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/role/uncategorizedFacts</Role>
      <ShortName>Uncategorized Items - rattler201910-k.htm</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-K" original="rattler201910-k.htm">rattler201910-k.htm</File>
    <File>fang-20191231.xsd</File>
    <File>fang-20191231_cal.xml</File>
    <File>fang-20191231_def.xml</File>
    <File>fang-20191231_lab.xml</File>
    <File>fang-20191231_pre.xml</File>
    <File>rattler201910-kxex1041.htm</File>
    <File>rattler201910-kxex211.htm</File>
    <File>rattler201910-kxex231.htm</File>
    <File>rattler201910-kxex311.htm</File>
    <File>rattler201910-kxex312.htm</File>
    <File>rattler201910-kxex321.htm</File>
    <File>rattler201910-kxex41.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/srt/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
