<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>208</ContextCount>
  <ElementCount>434</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>81</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>9</UnitCount>
  <MyReports>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>995200090 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DocumentDocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>995200100 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>995200105 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>995200200 - Statement - Consolidated Statements Of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedStatementsOfOperations</Role>
      <ShortName>Consolidated Statements Of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>995200300 - Statement - Consolidated Statements Of Comprehensive Earnings (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedStatementsOfComprehensiveEarningsLoss</Role>
      <ShortName>Consolidated Statements Of Comprehensive Earnings (Loss)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>995200400 - Statement - Consolidated Statements Of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements Of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>995200500 - Statement - Consolidated Statement Of Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/StatementConsolidatedStatementOfEquity</Role>
      <ShortName>Consolidated Statement Of Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>995210101 - Disclosure - Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureBasisOfPresentation</Role>
      <ShortName>Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995210201 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995210301 - Disclosure - Supplemental Disclosures to Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Supplemental Disclosures to Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>995210401 - Disclosure - Acquisition</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAcquisition</Role>
      <ShortName>Acquisition</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>995210501 - Disclosure - Assets and Liabilities Measured at Fair Value</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValue</Role>
      <ShortName>Assets and Liabilities Measured at Fair Value</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>995210601 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethod</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>995210701 - Disclosure - Goodwill and Other Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssets</Role>
      <ShortName>Goodwill and Other Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>995210801 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureDebt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>995210901 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>995211001 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>995211101 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureRelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>995211201 - Disclosure - Stock-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockBasedCompensation</Role>
      <ShortName>Stock-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>995211301 - Disclosure - Other Comprehensive Earnings (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLoss</Role>
      <ShortName>Other Comprehensive Earnings (Loss)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>995211401 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureCommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>995211501 - Disclosure - Information About Liberty Live's Operating Segments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegments</Role>
      <ShortName>Information About Liberty Live's Operating Segments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.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>23</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.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>24</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>995447 - Disclosure - Insider Trading Policies and Procedures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc</Role>
      <ShortName>Insider Trading Policies and Procedures</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.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>26</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>99920202 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>99930203 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>99930303 - Disclosure - Supplemental Disclosures to Consolidated Statements of Cash Flows (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlowsTables</Role>
      <ShortName>Supplemental Disclosures to Consolidated Statements of Cash Flows (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlows</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>99930403 - Disclosure - Acquisition (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAcquisitionTables</Role>
      <ShortName>Acquisition (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureAcquisition</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>99930503 - Disclosure - Assets and Liabilities Measured at Fair Value (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueTables</Role>
      <ShortName>Assets and Liabilities Measured at Fair Value (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValue</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>99930603 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodTables</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethod</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>99930703 - Disclosure - Goodwill and Other Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssetsTables</Role>
      <ShortName>Goodwill and Other Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssets</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>99930803 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureDebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureDebt</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>99930903 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureIncomeTaxes</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>99931203 - Disclosure - Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockBasedCompensationTables</Role>
      <ShortName>Stock-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureStockBasedCompensation</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>99931303 - Disclosure - Other Comprehensive Earnings (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLossTables</Role>
      <ShortName>Other Comprehensive Earnings (Loss) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLoss</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>99931503 - Disclosure - Information About Liberty Live's Operating Segments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsTables</Role>
      <ShortName>Information About Liberty Live's Operating Segments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegments</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>99940101 - Disclosure - Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureBasisOfPresentationDetails</Role>
      <ShortName>Basis of Presentation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureBasisOfPresentation</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>99940102 - Disclosure - Basis of Presentation - Split-Off Liberty Live from Liberty Media (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureBasisOfPresentationSplitOffLibertyLiveFromLibertyMediaDetails</Role>
      <ShortName>Basis of Presentation - Split-Off Liberty Live from Liberty Media (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>99940201 - Disclosure - Summary of Significant Accounting Policies - Cash and Cash Equivalents and Revenue Recognition (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesCashAndCashEquivalentsAndRevenueRecognitionDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Cash and Cash Equivalents and Revenue Recognition (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>99940202 - Disclosure - Summary of Significant Accounting Policies - Allowance for credit losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesAllowanceForCreditLossesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Allowance for credit losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>99940203 - Disclosure - Summary of Significant Accounting Policies - Advertising Costs and Stock-Based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesAdvertisingCostsAndStockBasedCompensationDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Advertising Costs and Stock-Based Compensation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>99940204 - Disclosure - Summary of Significant Accounting Policies - Earnings (Loss) per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSummaryOfSignificantAccountingPoliciesEarningsLossPerShareDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Earnings (Loss) per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>99940301 - Disclosure - Supplemental Disclosures to Consolidated Statements of Cash Flows (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlowsDetails</Role>
      <ShortName>Supplemental Disclosures to Consolidated Statements of Cash Flows (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlowsTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>99940302 - Disclosure - Supplemental Disclosures to Consolidated Statements of Cash Flows - Reconciliation of Cash and Cash Equivalents and Restricted Cash (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureSupplementalDisclosuresToConsolidatedStatementsOfCashFlowsReconciliationOfCashAndCashEquivalentsAndRestrictedCashDetails</Role>
      <ShortName>Supplemental Disclosures to Consolidated Statements of Cash Flows - Reconciliation of Cash and Cash Equivalents and Restricted Cash (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>99940401 - Disclosure - Acquisition (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAcquisitionDetails</Role>
      <ShortName>Acquisition (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureAcquisitionTables</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>99940402 - Disclosure - Acquisition - Acquisition price allocation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAcquisitionAcquisitionPriceAllocationDetails</Role>
      <ShortName>Acquisition - Acquisition price allocation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>99940501 - Disclosure - Assets and Liabilities Measured at Fair Value - Financial Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueFinancialAssetsAndLiabilitiesDetails</Role>
      <ShortName>Assets and Liabilities Measured at Fair Value - Financial Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>99940502 - Disclosure - Assets and Liabilities Measured at Fair Value - Realized and Unrealized Gains (Losses) on Financial Instruments, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueRealizedAndUnrealizedGainsLossesOnFinancialInstrumentsNetDetails</Role>
      <ShortName>Assets and Liabilities Measured at Fair Value - Realized and Unrealized Gains (Losses) on Financial Instruments, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>99940601 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Schedule of equity ownership and carrying amount (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodScheduleOfEquityOwnershipAndCarryingAmountDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Schedule of equity ownership and carrying amount (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>99940602 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Schedule of Company's share of earnings (losses) of affiliates (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodScheduleOfCompanySShareOfEarningsLossesOfAffiliatesDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Schedule of Company's share of earnings (losses) of affiliates (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>99940603 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Schedule of excess basis allocation for equity method accounting (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodScheduleOfExcessBasisAllocationForEquityMethodAccountingDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Schedule of excess basis allocation for equity method accounting (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>99940604 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodNarrativeDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>99940605 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Summarized financial information - Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodSummarizedFinancialInformationBalanceSheetsDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Summarized financial information - Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>99940606 - Disclosure - Investments in Affiliates Accounted for Using the Equity Method - Summarized financial information - Statement of Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInvestmentsInAffiliatesAccountedForUsingEquityMethodSummarizedFinancialInformationStatementOfOperationsDetails</Role>
      <ShortName>Investments in Affiliates Accounted for Using the Equity Method - Summarized financial information - Statement of Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>99940701 - Disclosure - Goodwill and Other Intangible Assets - Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssetsGoodwillDetails</Role>
      <ShortName>Goodwill and Other Intangible Assets - Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>99940702 - Disclosure - Goodwill and Other Intangible Assets - Intangible assets subject to amortization (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssetsIntangibleAssetsSubjectToAmortizationDetails</Role>
      <ShortName>Goodwill and Other Intangible Assets - Intangible assets subject to amortization (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>99940703 - Disclosure - Goodwill and Other Intangible Assets - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssetsNarrativeDetails</Role>
      <ShortName>Goodwill and Other Intangible Assets - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>99940704 - Disclosure - Goodwill and Other Intangible Assets - Amortization expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureGoodwillAndOtherIntangibleAssetsAmortizationExpenseDetails</Role>
      <ShortName>Goodwill and Other Intangible Assets - Amortization expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>99940801 - Disclosure - Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureDebtDetails</Role>
      <ShortName>Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureDebtTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>99940802 - Disclosure - Debt - Exchangeable debentures and forward contract (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureDebtExchangeableDebenturesAndForwardContractDetails</Role>
      <ShortName>Debt - Exchangeable debentures and forward contract (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>99940803 - Disclosure - Debt - Margin loan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureDebtMarginLoanDetails</Role>
      <ShortName>Debt - Margin loan (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>99940901 - Disclosure - Income Taxes - Income tax expense (benefit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesIncomeTaxExpenseBenefitDetails</Role>
      <ShortName>Income Taxes - Income tax expense (benefit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>99940902 - Disclosure - Income Taxes - Summary of our domestic and foreign earnings (loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesSummaryOfOurDomesticAndForeignEarningsLossDetails</Role>
      <ShortName>Income Taxes - Summary of our domestic and foreign earnings (loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>99940903 - Disclosure - Income Taxes - Effective Income Tax Rate Reconciliation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesEffectiveIncomeTaxRateReconciliationDetails</Role>
      <ShortName>Income Taxes - Effective Income Tax Rate Reconciliation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>99940904 - Disclosure - Income Taxes - Deferred tax assets and deferred tax liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesDeferredTaxAssetsAndDeferredTaxLiabilitiesDetails</Role>
      <ShortName>Income Taxes - Deferred tax assets and deferred tax liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>99940905 - Disclosure - Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureIncomeTaxesDetails</Role>
      <ShortName>Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureIncomeTaxesTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>99941001 - Disclosure - Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockholdersEquityDetails</Role>
      <ShortName>Stockholders' Equity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureStockholdersEquity</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>99941201 - Disclosure - Stock-Based Compensation - Incentive Plans and Grant of Awards (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockBasedCompensationIncentivePlansAndGrantOfAwardsDetails</Role>
      <ShortName>Stock-Based Compensation - Incentive Plans and Grant of Awards (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>70</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>99941202 - Disclosure - Stock-Based Compensation - Outstanding Awards (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockBasedCompensationOutstandingAwardsDetails</Role>
      <ShortName>Stock-Based Compensation - Outstanding Awards (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>99941203 - Disclosure - Stock-Based Compensation - Exercises and Restricted Stock and Restricted Stock Units (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureStockBasedCompensationExercisesAndRestrictedStockAndRestrictedStockUnitsDetails</Role>
      <ShortName>Stock-Based Compensation - Exercises and Restricted Stock and Restricted Stock Units (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>99941301 - Disclosure - Other Comprehensive Earnings (Loss) - Change in the components of AOCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLossChangeInComponentsOfAociDetails</Role>
      <ShortName>Other Comprehensive Earnings (Loss) - Change in the components of AOCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLossTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>99941302 - Disclosure - Other Comprehensive Earnings (Loss) - Components of other comprehensive earnings (loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLossComponentsOfOtherComprehensiveEarningsLossDetails</Role>
      <ShortName>Other Comprehensive Earnings (Loss) - Components of other comprehensive earnings (loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureOtherComprehensiveEarningsLossTables</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>99941401 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureCommitmentsAndContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureCommitmentsAndContingencies</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>99941501 - Disclosure - Information About Liberty Live's Operating Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsDetails</Role>
      <ShortName>Information About Liberty Live's Operating Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsTables</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>99941502 - Disclosure - Information About Liberty Live's Operating Segments- Performance measures (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsPerformanceMeasuresDetails</Role>
      <ShortName>Information About Liberty Live's Operating Segments- Performance measures (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>99941503 - Disclosure - Information About Liberty Live's Operating Segments - Other information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsOtherInformationDetails</Role>
      <ShortName>Information About Liberty Live's Operating Segments - Other information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>99941504 - Disclosure - Information About Liberty Live's Operating Segments - Revenue by Geographic Area (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsRevenueByGeographicAreaDetails</Role>
      <ShortName>Information About Liberty Live's Operating Segments - Revenue by Geographic Area (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="tmb-20251231x10k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>99941505 - Disclosure - Information About Liberty Live's Operating Segments - Reconciliation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.libertymedia.com/role/DisclosureInformationAboutLibertyLiveSOperatingSegmentsReconciliationDetails</Role>
      <ShortName>Information About Liberty Live's Operating Segments - Reconciliation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <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>tmb-20251231.xsd</File>
    <File>tmb-20251231_cal.xml</File>
    <File>tmb-20251231_def.xml</File>
    <File>tmb-20251231_lab.xml</File>
    <File>tmb-20251231_pre.xml</File>
    <File doctype="10-K" isDefinitelyFs="true" isUsgaap="true" original="tmb-20251231x10k.htm">tmb-20251231x10k.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="778">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="15">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="44">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="5">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
