<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>406</ContextCount>
  <ElementCount>625</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>156</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/BalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/BalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - Consolidated Statements of Operations and Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StatementsOfOperationsAndComprehensiveLoss</Role>
      <ShortName>Consolidated Statements of Operations and Comprehensive Loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - Consolidated Statements of Operations and Comprehensive Loss (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StatementsOfOperationsAndComprehensiveLossParenthetical</Role>
      <ShortName>Consolidated Statements of Operations and Comprehensive Loss (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - Consolidated Statements of Stockholders' Deficiency</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StatementsOfStockholdersDeficiency</Role>
      <ShortName>Consolidated Statements of Stockholders' Deficiency</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>00000007 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995410 - Disclosure - Pay vs Performance Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/PvpDisclosure</Role>
      <ShortName>Pay vs Performance Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.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>9</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure</Role>
      <ShortName>Cybersecurity Risk Management and Strategy Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>999015 - Disclosure - Organization and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OrganizationAndBasisOfPresentation</Role>
      <ShortName>Organization and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>999016 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>999017 - Disclosure - Discontinued Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/DiscontinuedOperations</Role>
      <ShortName>Discontinued Operations</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>999018 - Disclosure - Acquisitions and Dispositions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/AcquisitionsAndDispositions</Role>
      <ShortName>Acquisitions and Dispositions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>999019 - Disclosure - Prepayments and Other Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PrepaymentsAndOtherCurrentAssets</Role>
      <ShortName>Prepayments and Other Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>999020 - Disclosure - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PropertyAndEquipment</Role>
      <ShortName>Property and Equipment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>999021 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>999022 - Disclosure - Platform Development</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PlatformDevelopment</Role>
      <ShortName>Platform Development</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>999023 - Disclosure - Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IntangibleAssets</Role>
      <ShortName>Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>999024 - Disclosure - Other Long-Term Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OtherLong-termAssets</Role>
      <ShortName>Other Long-Term Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>999025 - Disclosure - Goodwill</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/Goodwill</Role>
      <ShortName>Goodwill</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>999026 - Disclosure - Accrued Expenses and Other</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/AccruedExpensesAndOther</Role>
      <ShortName>Accrued Expenses and Other</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>999027 - Disclosure - Line of Credit</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LineOfCredit</Role>
      <ShortName>Line of Credit</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>999028 - Disclosure - Liquidated Damages Payable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LiquidatedDamagesPayable</Role>
      <ShortName>Liquidated Damages Payable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>999029 - Disclosure - Other Long-Term Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OtherLong-termLiabilities</Role>
      <ShortName>Other Long-Term Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>999030 - Disclosure - Fair Value Measurement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/FairValueMeasurement</Role>
      <ShortName>Fair Value Measurement</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>999031 - Disclosure - Simplify Loan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SimplifyLoan</Role>
      <ShortName>Simplify Loan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>999032 - Disclosure - Term Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/TermDebt</Role>
      <ShortName>Term Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>999033 - Disclosure - Preferred Stock</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PreferredStock</Role>
      <ShortName>Preferred Stock</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>999034 - Disclosure - Stockholders??? Deficiency</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StockholdersDeficiency</Role>
      <ShortName>Stockholders??? Deficiency</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>999035 - Disclosure - Stock???Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StockbasedCompensation</Role>
      <ShortName>Stock???Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>999036 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>999037 - Disclosure - Employee Benefit Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/EmployeeBenefitPlans</Role>
      <ShortName>Employee Benefit Plans</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>999038 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/RelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>999039 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/CommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>999040 - Disclosure - Segment Reporting</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SegmentReporting</Role>
      <ShortName>Segment Reporting</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>999041 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>999042 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>999043 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>999044 - Disclosure - Discontinued Operations (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/DiscontinuedOperationsTables</Role>
      <ShortName>Discontinued Operations (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/DiscontinuedOperations</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>999045 - Disclosure - Acquisitions and Dispositions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/AcquisitionsAndDispositionsTables</Role>
      <ShortName>Acquisitions and Dispositions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/AcquisitionsAndDispositions</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>999046 - Disclosure - Prepayments and Other Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PrepaymentsAndOtherCurrentAssetsTables</Role>
      <ShortName>Prepayments and Other Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PrepaymentsAndOtherCurrentAssets</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>999047 - Disclosure - Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PropertyAndEquipmentTables</Role>
      <ShortName>Property and Equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PropertyAndEquipment</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>999048 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/Leases</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>999049 - Disclosure - Platform Development (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PlatformDevelopmentTables</Role>
      <ShortName>Platform Development (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PlatformDevelopment</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>999050 - Disclosure - Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IntangibleAssetsTables</Role>
      <ShortName>Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/IntangibleAssets</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>999051 - Disclosure - Other Long-Term Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OtherLong-termAssetsTables</Role>
      <ShortName>Other Long-Term Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/OtherLong-termAssets</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>999052 - Disclosure - Goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/GoodwillTables</Role>
      <ShortName>Goodwill (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/Goodwill</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>999053 - Disclosure - Accrued Expenses and Other (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/AccruedExpensesAndOtherTables</Role>
      <ShortName>Accrued Expenses and Other (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/AccruedExpensesAndOther</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>999054 - Disclosure - Liquidated Damages Payable (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LiquidatedDamagesPayableTables</Role>
      <ShortName>Liquidated Damages Payable (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/LiquidatedDamagesPayable</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>999055 - Disclosure - Fair Value Measurement (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/FairValueMeasurementTables</Role>
      <ShortName>Fair Value Measurement (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/FairValueMeasurement</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>999056 - Disclosure - Term Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/TermDebtTables</Role>
      <ShortName>Term Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/TermDebt</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>999057 - Disclosure - Stock???Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StockbasedCompensationTables</Role>
      <ShortName>Stock???Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/StockbasedCompensation</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>999058 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/IncomeTaxes</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>999059 - Disclosure - Segment Reporting (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SegmentReportingTables</Role>
      <ShortName>Segment Reporting (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/SegmentReporting</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>999060 - Disclosure - Organization and Basis of Presentation (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OrganizationAndBasisOfPresentationDetailsNarrative</Role>
      <ShortName>Organization and Basis of Presentation (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/OrganizationAndBasisOfPresentation</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>999061 - Disclosure - Schedule of Contract Balances (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfContractBalancesDetails</Role>
      <ShortName>Schedule of Contract Balances (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>999062 - Disclosure - Schedule of Allowance For Doubtful Accounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfAllowanceForDoubtfulAccountsDetails</Role>
      <ShortName>Schedule of Allowance For Doubtful Accounts (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>999063 - Disclosure - Schedule of Depreciation and Amortization, Useful Lives of Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfDepreciationAndAmortizationUsefulLivesOfAssetsDetails</Role>
      <ShortName>Schedule of Depreciation and Amortization, Useful Lives of Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>999064 - Disclosure - Schedule of Common Stock Equivalent Shares Excluded From Diluted Calculations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfCommonStockEquivalentSharesExcludedFromDilutedCalculationsDetails</Role>
      <ShortName>Schedule of Common Stock Equivalent Shares Excluded From Diluted Calculations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>999065 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative</Role>
      <ShortName>Summary of Significant Accounting Policies (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>999066 - Disclosure - Schedule of Loss from Discontinued Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfLossFromDiscontinuedOperationsDetails</Role>
      <ShortName>Schedule of Loss from Discontinued Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>999067 - Disclosure - Schedule of Loss from Discontinued Operations (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfLossFromDiscontinuedOperationsDetailsParenthetical</Role>
      <ShortName>Schedule of Loss from Discontinued Operations (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>999068 - Disclosure - Schedule of Assets and Liabilities of Discontinued Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfAssetsAndLiabilitiesOfDiscontinuedOperationsDetails</Role>
      <ShortName>Schedule of Assets and Liabilities of Discontinued Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>999069 - Disclosure - Schedule of Assets and Liabilities of Discontinued Operations (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfAssetsAndLiabilitiesOfDiscontinuedOperationsDetailsParenthetical</Role>
      <ShortName>Schedule of Assets and Liabilities of Discontinued Operations (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>999070 - Disclosure - Schedule of Cash Flows from Discontinued Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfCashFlowsFromDiscontinuedOperationsDetails</Role>
      <ShortName>Schedule of Cash Flows from Discontinued Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>999071 - Disclosure - Schedule of Composition Preliminary Assets Purchase Price (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfCompositionPreliminaryAssetsPurchasePriceDetails</Role>
      <ShortName>Schedule of Composition Preliminary Assets Purchase Price (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>999072 - Disclosure - Summary of Preliminary Assets Purchase Price Allocation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfPreliminaryAssetsPurchasePriceAllocationDetails</Role>
      <ShortName>Summary of Preliminary Assets Purchase Price Allocation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>999073 - Disclosure - Acquisitions and Dispositions (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/AcquisitionsAndDispositionsDetailsNarrative</Role>
      <ShortName>Acquisitions and Dispositions (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/AcquisitionsAndDispositionsTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>999074 - Disclosure - Schedule of Prepayments and Other Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfPrepaymentsAndOtherCurrentAssetsDetails</Role>
      <ShortName>Schedule of Prepayments and Other Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>999075 - Disclosure - Prepayments and Other Current Assets (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PrepaymentsAndOtherCurrentAssetsDetailsNarrative</Role>
      <ShortName>Prepayments and Other Current Assets (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PrepaymentsAndOtherCurrentAssetsTables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>999076 - Disclosure - Schedule of Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfPropertyAndEquipmentDetails</Role>
      <ShortName>Schedule of Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>999077 - Disclosure - Property and Equipment (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PropertyAndEquipmentDetailsNarrative</Role>
      <ShortName>Property and Equipment (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PropertyAndEquipmentTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>999078 - Disclosure - Schedule of Operating Lease Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfOperatingLeaseCostsDetails</Role>
      <ShortName>Schedule of Operating Lease Costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>999079 - Disclosure - Schedule of Operating Lease Costs (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfOperatingLeaseCostsDetailsParenthetical</Role>
      <ShortName>Schedule of Operating Lease Costs (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>999080 - Disclosure - Summary of Maturity of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfMaturityOfLeaseLiabilitiesDetails</Role>
      <ShortName>Summary of Maturity of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>999081 - Disclosure - Leases (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LeasesDetailsNarrative</Role>
      <ShortName>Leases (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/LeasesTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>999082 - Disclosure - Summary of Platform Development Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfPlatformDevelopmentCostsDetails</Role>
      <ShortName>Summary of Platform Development Costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>999083 - Disclosure - Summary of Platform Development Cost Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfPlatformDevelopmentCostActivityDetails</Role>
      <ShortName>Summary of Platform Development Cost Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>999084 - Disclosure - Platform Development (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PlatformDevelopmentDetailsNarrative</Role>
      <ShortName>Platform Development (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PlatformDevelopmentTables</ParentRole>
      <Position>80</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>999085 - Disclosure - Schedule of Intangible Assets Subject to Amortization (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfIntangibleAssetsSubjectToAmortizationDetails</Role>
      <ShortName>Schedule of Intangible Assets Subject to Amortization (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>999086 - Disclosure - Schedule of Future Estimated Amortization expense For Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfFutureEstimatedAmortizationExpenseForIntangibleAssetsDetails</Role>
      <ShortName>Schedule of Future Estimated Amortization expense For Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>999087 - Disclosure - Intangible Assets (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IntangibleAssetsDetailsNarrative</Role>
      <ShortName>Intangible Assets (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/IntangibleAssetsTables</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>999088 - Disclosure - Summary of Other Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfOtherAssetsDetails</Role>
      <ShortName>Summary of Other Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>999089 - Disclosure - Schedule of Changes in Carrying Value of Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfChangesInCarryingValueOfGoodwillDetails</Role>
      <ShortName>Schedule of Changes in Carrying Value of Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>85</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>999090 - Disclosure - Goodwill (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/GoodwillDetailsNarrative</Role>
      <ShortName>Goodwill (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/GoodwillTables</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>999091 - Disclosure - Schedule of Accrued Expenses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfAccruedExpensesDetails</Role>
      <ShortName>Schedule of Accrued Expenses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>87</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>999092 - Disclosure - Line of Credit (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LineOfCreditDetailsNarrative</Role>
      <ShortName>Line of Credit (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/LineOfCredit</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>999093 - Disclosure - Summary of Liquidated Damages (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfLiquidatedDamagesDetails</Role>
      <ShortName>Summary of Liquidated Damages (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>999094 - Disclosure - Liquidated Damages Payable (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/LiquidatedDamagesPayableDetailsNarrative</Role>
      <ShortName>Liquidated Damages Payable (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/LiquidatedDamagesPayableTables</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>999095 - Disclosure - Other Long-Term Liabilities (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/OtherLong-termLiabilitiesDetailsNarrative</Role>
      <ShortName>Other Long-Term Liabilities (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/OtherLong-termLiabilities</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>999096 - Disclosure - Schedule of Fair Value of Financial Instruments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfFairValueOfFinancialInstrumentsDetails</Role>
      <ShortName>Schedule of Fair Value of Financial Instruments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>92</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>999097 - Disclosure - Fair Value Measurement (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/FairValueMeasurementDetailsNarrative</Role>
      <ShortName>Fair Value Measurement (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/FairValueMeasurementTables</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>999098 - Disclosure - Simplify Loan (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SimplifyLoanDetailsNarrative</Role>
      <ShortName>Simplify Loan (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/SimplifyLoan</ParentRole>
      <Position>94</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>999099 - Disclosure - Schedule of Long Term Debt (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfLongTermDebtDetailsParenthetical</Role>
      <ShortName>Schedule of Long Term Debt (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>999100 - Disclosure - Schedule of Long Term Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfLongTermDebtDetails</Role>
      <ShortName>Schedule of Long Term Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>96</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>999101 - Disclosure - Summary of Interest Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfInterestExpenseDetails</Role>
      <ShortName>Summary of Interest Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>999102 - Disclosure - Summary of Interest Expense (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfInterestExpenseDetailsParenthetical</Role>
      <ShortName>Summary of Interest Expense (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>999103 - Disclosure - Term Debt (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/TermDebtDetailsNarrative</Role>
      <ShortName>Term Debt (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/TermDebtTables</ParentRole>
      <Position>99</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>999104 - Disclosure - Preferred Stock (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/PreferredStockDetailsNarrative</Role>
      <ShortName>Preferred Stock (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/PreferredStock</ParentRole>
      <Position>100</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>999105 - Disclosure - Stockholders??? Deficiency (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StockholdersDeficiencyDetailsNarrative</Role>
      <ShortName>Stockholders??? Deficiency (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/StockholdersDeficiency</ParentRole>
      <Position>101</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>999106 - Disclosure - Schedule of Restricted Stock Units Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfRestrictedStockUnitsActivityDetails</Role>
      <ShortName>Schedule of Restricted Stock Units Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>102</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>999107 - Disclosure - Schedule of Fair Value of Stock Options Assumptions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfFairValueOfStockOptionsAssumptionsDetails</Role>
      <ShortName>Schedule of Fair Value of Stock Options Assumptions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>103</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>999108 - Disclosure - Summary of Stock Option Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfStockOptionActivityDetails</Role>
      <ShortName>Summary of Stock Option Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>104</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>999109 - Disclosure - Summary of Stock Option Activity (Details) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfStockOptionActivityDetailsParenthetical</Role>
      <ShortName>Summary of Stock Option Activity (Details) (Parenthetical)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>105</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>999110 - Disclosure - Schedule of Warrants Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfWarrantsActivityDetails</Role>
      <ShortName>Schedule of Warrants Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>106</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>999111 - Disclosure - Summary of Stock-based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/SummaryOfStock-basedCompensationDetails</Role>
      <ShortName>Summary of Stock-based Compensation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>107</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>999112 - Disclosure - Schedule of Unrecognized Compensation Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfUnrecognizedCompensationExpenseDetails</Role>
      <ShortName>Schedule of Unrecognized Compensation Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>108</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>999113 - Disclosure - Stock???Based Compensation (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/StockbasedCompensationDetailsNarrative</Role>
      <ShortName>Stock???Based Compensation (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/StockbasedCompensationTables</ParentRole>
      <Position>109</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>999114 - Disclosure - Schedule of Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfIncomeTaxesDetails</Role>
      <ShortName>Schedule of Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>110</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>999115 - Disclosure - Schedule of Components of Deferred Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetails</Role>
      <ShortName>Schedule of Components of Deferred Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>111</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>999116 - Disclosure - Schedule of Tax Benefit and Effective Income Tax (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfTaxBenefitAndEffectiveIncomeTaxDetails</Role>
      <ShortName>Schedule of Tax Benefit and Effective Income Tax (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>112</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>999117 - Disclosure - Income Taxes (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/IncomeTaxesDetailsNarrative</Role>
      <ShortName>Income Taxes (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/IncomeTaxesTables</ParentRole>
      <Position>113</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>999118 - Disclosure - Employee Benefit Plans (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/EmployeeBenefitPlansDetailsNarrative</Role>
      <ShortName>Employee Benefit Plans (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/EmployeeBenefitPlans</ParentRole>
      <Position>114</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>999119 - Disclosure - Related Party Transactions (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/RelatedPartyTransactionsDetailsNarrative</Role>
      <ShortName>Related Party Transactions (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/RelatedPartyTransactions</ParentRole>
      <Position>115</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>999120 - Disclosure - Commitments and Contingencies (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/CommitmentsAndContingenciesDetailsNarrative</Role>
      <ShortName>Commitments and Contingencies (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://thearenagroup.net/role/CommitmentsAndContingencies</ParentRole>
      <Position>116</Position>
    </Report>
    <Report instance="form10-k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>999121 - Disclosure - Schedule of Financial Information by Segment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://thearenagroup.net/role/ScheduleOfFinancialInformationBySegmentDetails</Role>
      <ShortName>Schedule of Financial Information by Segment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>117</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>aren-20241231.xsd</File>
    <File>aren-20241231_cal.xml</File>
    <File>aren-20241231_def.xml</File>
    <File>aren-20241231_lab.xml</File>
    <File>aren-20241231_pre.xml</File>
    <File doctype="10-K" isDefinitelyFs="true" isUsgaap="true" original="form10-k.htm">form10-k.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>audit_001.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="1273">http://fasb.org/us-gaap/2024</BaseTaxonomy>
    <BaseTaxonomy items="10">http://xbrl.sec.gov/cyd/2024</BaseTaxonomy>
    <BaseTaxonomy items="40">http://xbrl.sec.gov/dei/2024</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
