<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>235</ContextCount>
  <ElementCount>377</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>104</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>11</UnitCount>
  <MyReports>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>9952151 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/CondensedConsolidatedBalanceSheets</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>9952152 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/CondensedConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>9952153 - Statement - Condensed Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/CondensedConsolidatedStatementsofOperations</Role>
      <ShortName>Condensed Consolidated Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>9952154 - Statement - Condensed Consolidated Statements of Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/CondensedConsolidatedStatementsofStockholdersEquity</Role>
      <ShortName>Condensed Consolidated Statements of Stockholders' Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>9952155 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/CondensedConsolidatedStatementsofCashFlows</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>9952156 - Disclosure - BASIS OF PRESENTATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BASISOFPRESENTATION</Role>
      <ShortName>BASIS OF PRESENTATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>9952157 - Disclosure - BUSINESS COMBINATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATION</Role>
      <ShortName>BUSINESS COMBINATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>9952158 - Disclosure - EARNINGS (LOSS) PER SHARE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/EARNINGSLOSSPERSHARE</Role>
      <ShortName>EARNINGS (LOSS) PER SHARE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>9952159 - Disclosure - INVENTORY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INVENTORY</Role>
      <ShortName>INVENTORY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>9952160 - Disclosure - DEFERRED RENTS RECEIVABLE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEFERREDRENTSRECEIVABLE</Role>
      <ShortName>DEFERRED RENTS RECEIVABLE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>9952161 - Disclosure - NOTE RECEIVABLE AND OMNIBUS AGREEMENT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/NOTERECEIVABLEANDOMNIBUSAGREEMENT</Role>
      <ShortName>NOTE RECEIVABLE AND OMNIBUS AGREEMENT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>9952162 - Disclosure - PROPERTY AND EQUIPMENT, NET</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/PROPERTYANDEQUIPMENTNET</Role>
      <ShortName>PROPERTY AND EQUIPMENT, NET</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>9952163 - Disclosure - INTANGIBLE ASSETS AND GOODWILL</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILL</Role>
      <ShortName>INTANGIBLE ASSETS AND GOODWILL</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>9952164 - Disclosure - DEBT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBT</Role>
      <ShortName>DEBT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>9952165 - Disclosure - MEZZANINE EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/MEZZANINEEQUITY</Role>
      <ShortName>MEZZANINE EQUITY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>9952166 - Disclosure - STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATION</Role>
      <ShortName>STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>9952167 - Disclosure - SEGMENT INFORMATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/SEGMENTINFORMATION</Role>
      <ShortName>SEGMENT INFORMATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>9952168 - Disclosure - REVENUE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/REVENUE</Role>
      <ShortName>REVENUE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>9952169 - Disclosure - MAJOR CUSTOMERS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/MAJORCUSTOMERS</Role>
      <ShortName>MAJOR CUSTOMERS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>9952170 - Disclosure - LEASES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASES</Role>
      <ShortName>LEASES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>9952171 - Disclosure - RELATED PARTY TRANSACTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/RELATEDPARTYTRANSACTIONS</Role>
      <ShortName>RELATED PARTY TRANSACTIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>9952172 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INCOMETAXES</Role>
      <ShortName>INCOME TAXES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>9952173 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/COMMITMENTSANDCONTINGENCIES</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>9952174 - Disclosure - SUBSEQUENT EVENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/SUBSEQUENTEVENTS</Role>
      <ShortName>SUBSEQUENT EVENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>995445 - Disclosure - Insider Trading Arrangements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements</Role>
      <ShortName>Insider Trading Arrangements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>9955511 - Disclosure - BASIS OF PRESENTATION (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BASISOFPRESENTATIONPolicies</Role>
      <ShortName>BASIS OF PRESENTATION (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>9955512 - Disclosure - BUSINESS COMBINATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATIONTables</Role>
      <ShortName>BUSINESS COMBINATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/BUSINESSCOMBINATION</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>9955513 - Disclosure - EARNINGS (LOSS) PER SHARE (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/EARNINGSLOSSPERSHARETables</Role>
      <ShortName>EARNINGS (LOSS) PER SHARE (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/EARNINGSLOSSPERSHARE</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>9955514 - Disclosure - INVENTORY (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INVENTORYTables</Role>
      <ShortName>INVENTORY (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/INVENTORY</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>9955515 - Disclosure - PROPERTY AND EQUIPMENT, NET (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/PROPERTYANDEQUIPMENTNETTables</Role>
      <ShortName>PROPERTY AND EQUIPMENT, NET (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/PROPERTYANDEQUIPMENTNET</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>9955516 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILLTables</Role>
      <ShortName>INTANGIBLE ASSETS AND GOODWILL (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILL</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>9955517 - Disclosure - DEBT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTTables</Role>
      <ShortName>DEBT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/DEBT</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>9955518 - Disclosure - STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATIONTables</Role>
      <ShortName>STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATION</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>9955519 - Disclosure - SEGMENT INFORMATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/SEGMENTINFORMATIONTables</Role>
      <ShortName>SEGMENT INFORMATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/SEGMENTINFORMATION</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>9955520 - Disclosure - REVENUE (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/REVENUETables</Role>
      <ShortName>REVENUE (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/REVENUE</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>9955521 - Disclosure - LEASES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASESTables</Role>
      <ShortName>LEASES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/LEASES</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>9955522 - Disclosure - INCOME TAXES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INCOMETAXESTables</Role>
      <ShortName>INCOME TAXES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/INCOMETAXES</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>9955523 - Disclosure - BASIS OF PRESENTATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BASISOFPRESENTATIONDetails</Role>
      <ShortName>BASIS OF PRESENTATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/BASISOFPRESENTATIONPolicies</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>9955524 - Disclosure - BUSINESS COMBINATION - First State Compassion Center Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATIONFirstStateCompassionCenterNarrativeDetails</Role>
      <ShortName>BUSINESS COMBINATION - First State Compassion Center Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>9955525 - Disclosure - BUSINESS COMBINATION - Schedule of Identifiable Assets Acquired and Liabilities Assumed (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATIONScheduleofIdentifiableAssetsAcquiredandLiabilitiesAssumedDetails</Role>
      <ShortName>BUSINESS COMBINATION - Schedule of Identifiable Assets Acquired and Liabilities Assumed (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>9955526 - Disclosure - BUSINESS COMBINATION - Schedule of Pro Forma Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATIONScheduleofProFormaInformationDetails</Role>
      <ShortName>BUSINESS COMBINATION - Schedule of Pro Forma Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>9955527 - Disclosure - BUSINESS COMBINATION - Robust Missouri Process and Manufacturing, LLC ("Robust") Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/BUSINESSCOMBINATIONRobustMissouriProcessandManufacturingLLCRobustNarrativeDetails</Role>
      <ShortName>BUSINESS COMBINATION - Robust Missouri Process and Manufacturing, LLC ("Robust") Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>9955528 - Disclosure - EARNINGS (LOSS) PER SHARE - Schedule of Loss per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/EARNINGSLOSSPERSHAREScheduleofLossperShareDetails</Role>
      <ShortName>EARNINGS (LOSS) PER SHARE - Schedule of Loss per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/EARNINGSLOSSPERSHARETables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>9955529 - Disclosure - INVENTORY - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INVENTORYDetails</Role>
      <ShortName>INVENTORY - (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/INVENTORYTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>9955530 - Disclosure - DEFERRED RENTS RECEIVABLE - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEFERREDRENTSRECEIVABLEDetails</Role>
      <ShortName>DEFERRED RENTS RECEIVABLE - (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/DEFERREDRENTSRECEIVABLE</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>9955531 - Disclosure - NOTE RECEIVABLE AND OMNIBUS AGREEMENT - (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/NOTERECEIVABLEANDOMNIBUSAGREEMENTDetails</Role>
      <ShortName>NOTE RECEIVABLE AND OMNIBUS AGREEMENT - (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/NOTERECEIVABLEANDOMNIBUSAGREEMENT</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>9955532 - Disclosure - PROPERTY AND EQUIPMENT, NET - Schedule of Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/PROPERTYANDEQUIPMENTNETScheduleofPropertyandEquipmentDetails</Role>
      <ShortName>PROPERTY AND EQUIPMENT, NET - Schedule of Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>9955533 - Disclosure - PROPERTY AND EQUIPMENT, NET - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/PROPERTYANDEQUIPMENTNETNarrativeDetails</Role>
      <ShortName>PROPERTY AND EQUIPMENT, NET - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>9955534 - Disclosure - INTANGIBLE ASSETS AND GOODWILL - Schedule of Acquired Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILLScheduleofAcquiredIntangibleAssetsDetails</Role>
      <ShortName>INTANGIBLE ASSETS AND GOODWILL - Schedule of Acquired Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>9955535 - Disclosure - INTANGIBLE ASSETS AND GOODWILL - Schedule of Estimated Future Amortization Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILLScheduleofEstimatedFutureAmortizationExpenseDetails</Role>
      <ShortName>INTANGIBLE ASSETS AND GOODWILL - Schedule of Estimated Future Amortization Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>9955536 - Disclosure - INTANGIBLE ASSETS AND GOODWILL - Schedule of Changes In Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INTANGIBLEASSETSANDGOODWILLScheduleofChangesInGoodwillDetails</Role>
      <ShortName>INTANGIBLE ASSETS AND GOODWILL - Schedule of Changes In Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>9955537 - Disclosure - DEBT - Schedule of Mortgages and Notes Payable Balances Including Accrued Interest (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTScheduleofMortgagesandNotesPayableBalancesIncludingAccruedInterestDetails</Role>
      <ShortName>DEBT - Schedule of Mortgages and Notes Payable Balances Including Accrued Interest (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>9955538 - Disclosure - DEBT - Mortgages, CREM Loan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTMortgagesCREMLoanDetails</Role>
      <ShortName>DEBT - Mortgages, CREM Loan (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>9955539 - Disclosure - DEBT - Mortgages, Bank of New England (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTMortgagesBankofNewEnglandDetails</Role>
      <ShortName>DEBT - Mortgages, Bank of New England (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>9955540 - Disclosure - DEBT - Mortgages, DuQuoin State Bank (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTMortgagesDuQuoinStateBankDetails</Role>
      <ShortName>DEBT - Mortgages, DuQuoin State Bank (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>9955541 - Disclosure - DEBT - Promissory Notes (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesDetails</Role>
      <ShortName>DEBT - Promissory Notes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>9955542 - Disclosure - DEBT - Promissory Notes, Ermont (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesErmontDetails</Role>
      <ShortName>DEBT - Promissory Notes, Ermont (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>9955543 - Disclosure - DEBT - Promissory Notes, Greenhouse Naturals LLC (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesGreenhouseNaturalsLLCDetails</Role>
      <ShortName>DEBT - Promissory Notes, Greenhouse Naturals LLC (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>9955544 - Disclosure - DEBT - Promissory Notes, MedLeaf (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesMedLeafDetails</Role>
      <ShortName>DEBT - Promissory Notes, MedLeaf (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>9955545 - Disclosure - DEBT - Promissory Notes, Allgreens (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesAllgreensDetails</Role>
      <ShortName>DEBT - Promissory Notes, Allgreens (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>9955546 - Disclosure - DEBT - Promissory Notes Issued to Purchase Property and Equipment (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTPromissoryNotesIssuedtoPurchasePropertyandEquipmentDetails</Role>
      <ShortName>DEBT - Promissory Notes Issued to Purchase Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>9955547 - Disclosure - DEBT - Schedule of Principal Amount Due (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/DEBTScheduleofPrincipalAmountDueDetails</Role>
      <ShortName>DEBT - Schedule of Principal Amount Due (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>9955548 - Disclosure - MEZZANINE EQUITY - Series B Convertible Preferred Stock (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/MEZZANINEEQUITYSeriesBConvertiblePreferredStockDetails</Role>
      <ShortName>MEZZANINE EQUITY - Series B Convertible Preferred Stock (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>9955549 - Disclosure - MEZZANINE EQUITY - Restructuring and Exchange Agreement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/MEZZANINEEQUITYRestructuringandExchangeAgreementDetails</Role>
      <ShortName>MEZZANINE EQUITY - Restructuring and Exchange Agreement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>9955550 - Disclosure - MEZZANINE EQUITY - Series C Convertible Preferred Stock (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/MEZZANINEEQUITYSeriesCConvertiblePreferredStockDetails</Role>
      <ShortName>MEZZANINE EQUITY - Series C Convertible Preferred Stock (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>9955551 - Disclosure - STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Schedule of Option Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATIONScheduleofOptionActivityDetails</Role>
      <ShortName>STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Schedule of Option Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>9955552 - Disclosure - STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATIONNarrativeDetails</Role>
      <ShortName>STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATIONTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>9955553 - Disclosure - STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Schedule of Activity Related to RSUs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/STOCKHOLDERSEQUITYANDSTOCKBASEDCOMPENSATIONScheduleofActivityRelatedtoRSUsDetails</Role>
      <ShortName>STOCKHOLDERS??? EQUITY AND STOCK-BASED COMPENSATION - Schedule of Activity Related to RSUs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>9955554 - Disclosure - SEGMENT INFORMATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/SEGMENTINFORMATIONDetails</Role>
      <ShortName>SEGMENT INFORMATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/SEGMENTINFORMATIONTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>9955555 - Disclosure - REVENUE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/REVENUEDetails</Role>
      <ShortName>REVENUE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/REVENUETables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>9955556 - Disclosure - LEASES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASESNarrativeDetails</Role>
      <ShortName>LEASES - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>9955557 - Disclosure - LEASES - Schedule of Components of Lease Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASESScheduleofComponentsofLeaseExpenseDetails</Role>
      <ShortName>LEASES - Schedule of Components of Lease Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>9955558 - Disclosure - LEASES - Schedule of Weighted Average Remaining Lease Terms and Discount Rates (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASESScheduleofWeightedAverageRemainingLeaseTermsandDiscountRatesDetails</Role>
      <ShortName>LEASES - Schedule of Weighted Average Remaining Lease Terms and Discount Rates (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>9955559 - Disclosure - LEASES - Schedule of Future Minimum Lease Payments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/LEASESScheduleofFutureMinimumLeasePaymentsDetails</Role>
      <ShortName>LEASES - Schedule of Future Minimum Lease Payments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>9955560 - Disclosure - RELATED PARTY TRANSACTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/RELATEDPARTYTRANSACTIONSDetails</Role>
      <ShortName>RELATED PARTY TRANSACTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/RELATEDPARTYTRANSACTIONS</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>9955561 - Disclosure - INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INCOMETAXESScheduleofEffectiveIncomeTaxRateReconciliationDetails</Role>
      <ShortName>INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>9955562 - Disclosure - INCOME TAXES - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/INCOMETAXESNarrativeDetails</Role>
      <ShortName>INCOME TAXES - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>9955563 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/COMMITMENTSANDCONTINGENCIESDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/COMMITMENTSANDCONTINGENCIES</ParentRole>
      <Position>79</Position>
    </Report>
    <Report instance="mrmd-20260331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>9955564 - Disclosure - SUBSEQUENT EVENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://marimedadvisors.com/role/SUBSEQUENTEVENTSDetails</Role>
      <ShortName>SUBSEQUENT EVENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://marimedadvisors.com/role/SUBSEQUENTEVENTS</ParentRole>
      <Position>80</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-Q" isDefinitelyFs="true" isUsgaap="true" original="mrmd-20260331.htm">mrmd-20260331.htm</File>
    <File>mrmd-20260331.xsd</File>
    <File>mrmd-20260331_cal.xml</File>
    <File>mrmd-20260331_def.xml</File>
    <File>mrmd-20260331_lab.xml</File>
    <File>mrmd-20260331_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="713">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="27">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="4">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
