3.26.1 html 226 247 1 false 63 0 false 5 false false R1.htm 995200090 - Document - Document And Entity Information Sheet http://www.libertymedia.com/role/DocumentDocumentAndEntityInformation Document And Entity Information Cover 1 false false R2.htm 995200100 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 995200105 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 995200200 - Statement - Condensed Consolidated Statements of Operations Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements of Operations Statements 4 false false R5.htm 995200300 - Statement - Condensed Consolidated Statements of Comprehensive Earnings (Loss) Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedStatementsOfComprehensiveEarningsLoss Condensed Consolidated Statements of Comprehensive Earnings (Loss) Statements 5 false false R6.htm 995200400 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements of Cash Flows Statements 6 false false R7.htm 995200405 - Statement - Condensed Consolidated Statements of Cash Flows (Parenthetical) Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedStatementsOfCashFlowsParenthetical Condensed Consolidated Statements of Cash Flows (Parenthetical) Statements 7 false false R8.htm 995200500 - Statement - Condensed Consolidated Statement of Equity Sheet http://www.libertymedia.com/role/StatementCondensedConsolidatedStatementOfEquity Condensed Consolidated Statement of Equity Statements 8 false false R9.htm 995210101 - Disclosure - Basis of Presentation Sheet http://www.libertymedia.com/role/DisclosureBasisOfPresentation Basis of Presentation Notes 9 false false R10.htm 995210201 - Disclosure - Discontinued Operations Sheet http://www.libertymedia.com/role/DisclosureDiscontinuedOperations Discontinued Operations Notes 10 false false R11.htm 995210301 - Disclosure - Acquisition of MotoGP Sheet http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogp Acquisition of MotoGP Notes 11 false false R12.htm 995210401 - Disclosure - Stock-Based Compensation Sheet http://www.libertymedia.com/role/DisclosureStockBasedCompensation Stock-Based Compensation Notes 12 false false R13.htm 995210501 - Disclosure - Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share Sheet http://www.libertymedia.com/role/DisclosureEarningsAttributableToLibertyMediaCorporationStockholdersPerCommonShare Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share Notes 13 false false R14.htm 995210601 - Disclosure - Assets and Liabilities Measured at Fair Value Sheet http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValue Assets and Liabilities Measured at Fair Value Notes 14 false false R15.htm 995210701 - Disclosure - Long-Term Debt Sheet http://www.libertymedia.com/role/DisclosureLongTermDebt Long-Term Debt Notes 15 false false R16.htm 995210801 - Disclosure - Commitments and Contingencies Sheet http://www.libertymedia.com/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 16 false false R17.htm 995210901 - Disclosure - Information About Liberty's Operating Segments Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegments Information About Liberty's Operating Segments Notes 17 false false R18.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 18 false false R19.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 19 false false R20.htm 99930203 - Disclosure - Discontinued Operations (Tables) Sheet http://www.libertymedia.com/role/DisclosureDiscontinuedOperationsTables Discontinued Operations (Tables) Tables http://www.libertymedia.com/role/DisclosureDiscontinuedOperations 20 false false R21.htm 99930303 - Disclosure - Acquisition of MotoGP (Tables) Sheet http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogpTables Acquisition of MotoGP (Tables) Tables http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogp 21 false false R22.htm 99930403 - Disclosure - Stock-Based Compensation (Tables) Sheet http://www.libertymedia.com/role/DisclosureStockBasedCompensationTables Stock-Based Compensation (Tables) Tables http://www.libertymedia.com/role/DisclosureStockBasedCompensation 22 false false R23.htm 99930503 - Disclosure - Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Tables) Sheet http://www.libertymedia.com/role/DisclosureEarningsAttributableToLibertyMediaCorporationStockholdersPerCommonShareTables Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Tables) Tables http://www.libertymedia.com/role/DisclosureEarningsAttributableToLibertyMediaCorporationStockholdersPerCommonShare 23 false false R24.htm 99930603 - Disclosure - Assets and Liabilities Measured at Fair Value (Tables) Sheet http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueTables Assets and Liabilities Measured at Fair Value (Tables) Tables http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValue 24 false false R25.htm 99930703 - Disclosure - Long-Term Debt (Tables) Sheet http://www.libertymedia.com/role/DisclosureLongTermDebtTables Long-Term Debt (Tables) Tables http://www.libertymedia.com/role/DisclosureLongTermDebt 25 false false R26.htm 99930903 - Disclosure - Information About Liberty's Operating Segments (Tables) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsTables Information About Liberty's Operating Segments (Tables) Tables http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegments 26 false false R27.htm 99940101 - Disclosure - Basis of Presentation (Details) Sheet http://www.libertymedia.com/role/DisclosureBasisOfPresentationDetails Basis of Presentation (Details) Details http://www.libertymedia.com/role/DisclosureBasisOfPresentation 27 false false R28.htm 99940201 - Disclosure - Discontinued Operations (Details) Sheet http://www.libertymedia.com/role/DisclosureDiscontinuedOperationsDetails Discontinued Operations (Details) Details http://www.libertymedia.com/role/DisclosureDiscontinuedOperationsTables 28 false false R29.htm 99940202 - Disclosure - Discontinued Operations - Earnings and loss (Details) Sheet http://www.libertymedia.com/role/DisclosureDiscontinuedOperationsEarningsAndLossDetails Discontinued Operations - Earnings and loss (Details) Details 29 false false R30.htm 99940301 - Disclosure - Acquisition of MotoGP (Details) Sheet http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogpDetails Acquisition of MotoGP (Details) Details http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogpTables 30 false false R31.htm 99940302 - Disclosure - Acquisition of MotoGP - Acquisition price allocation (Details) Sheet http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogpAcquisitionPriceAllocationDetails Acquisition of MotoGP - Acquisition price allocation (Details) Details 31 false false R32.htm 99940303 - Disclosure - Acquisition of MotoGP - Unaudited pro forma revenue and earnings (Details) Sheet http://www.libertymedia.com/role/DisclosureAcquisitionOfMotogpUnauditedProFormaRevenueAndEarningsDetails Acquisition of MotoGP - Unaudited pro forma revenue and earnings (Details) Details 32 false false R33.htm 99940401 - Disclosure - Stock-Based Compensation - Grants of stock options (Details) Sheet http://www.libertymedia.com/role/DisclosureStockBasedCompensationGrantsOfStockOptionsDetails Stock-Based Compensation - Grants of stock options (Details) Details 33 false false R34.htm 99940402 - Disclosure - Stock-Based Compensation - Liberty - Outstanding Awards (Details) Sheet http://www.libertymedia.com/role/DisclosureStockBasedCompensationLibertyOutstandingAwardsDetails Stock-Based Compensation - Liberty - Outstanding Awards (Details) Details 34 false false R35.htm 99940501 - Disclosure - Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Details) Sheet http://www.libertymedia.com/role/DisclosureEarningsAttributableToLibertyMediaCorporationStockholdersPerCommonShareDetails Earnings Attributable to Liberty Media Corporation Stockholders Per Common Share (Details) Details http://www.libertymedia.com/role/DisclosureEarningsAttributableToLibertyMediaCorporationStockholdersPerCommonShareTables 35 false false R36.htm 99940601 - Disclosure - Assets and Liabilities Measured at Fair Value (Details) Sheet http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueDetails Assets and Liabilities Measured at Fair Value (Details) Details http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueTables 36 false false R37.htm 99940602 - Disclosure - Assets and Liabilities Measured at Fair Value - Realized and Unrealized Gains (Losses) on Financial Instruments (Details) Sheet http://www.libertymedia.com/role/DisclosureAssetsAndLiabilitiesMeasuredAtFairValueRealizedAndUnrealizedGainsLossesOnFinancialInstrumentsDetails Assets and Liabilities Measured at Fair Value - Realized and Unrealized Gains (Losses) on Financial Instruments (Details) Details 37 false false R38.htm 99940701 - Disclosure - Long-Term Debt (Details) Sheet http://www.libertymedia.com/role/DisclosureLongTermDebtDetails Long-Term Debt (Details) Details http://www.libertymedia.com/role/DisclosureLongTermDebtTables 38 false false R39.htm 99940702 - Disclosure - Long-Term Debt - Narrative (Details) Sheet http://www.libertymedia.com/role/DisclosureLongTermDebtNarrativeDetails Long-Term Debt - Narrative (Details) Details 39 false false R40.htm 99940703 - Disclosure - Long-Term Debt - Formula 1 (Details) Sheet http://www.libertymedia.com/role/DisclosureLongTermDebtFormula1Details Long-Term Debt - Formula 1 (Details) Details 40 false false R41.htm 99940704 - Disclosure - Long-Term Debt - MotoGP Credit Facilities (Details) Sheet http://www.libertymedia.com/role/DisclosureLongTermDebtMotogpCreditFacilitiesDetails Long-Term Debt - MotoGP Credit Facilities (Details) Details 41 false false R42.htm 99940901 - Disclosure - Information About Liberty's Operating Segments (Details) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsDetails Information About Liberty's Operating Segments (Details) Details http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsTables 42 false false R43.htm 99940902 - Disclosure - Information About Liberty's Operating Segments - Performance Measures (Details) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsPerformanceMeasuresDetails Information About Liberty's Operating Segments - Performance Measures (Details) Details 43 false false R44.htm 99940903 - Disclosure - Information About Liberty's Operating Segments - Performance obligations (Details) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsPerformanceObligationsDetails Information About Liberty's Operating Segments - Performance obligations (Details) Details 44 false false R45.htm 99940904 - Disclosure - Information About Liberty's Operating Segments - Other Information (Details) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsOtherInformationDetails Information About Liberty's Operating Segments - Other Information (Details) Details 45 false false R46.htm 99940905 - Disclosure - Information About Liberty's Operating Segments - Reconciliation Of Segment Adjusted OIBDA (Details) Sheet http://www.libertymedia.com/role/DisclosureInformationAboutLibertySOperatingSegmentsReconciliationOfSegmentAdjustedOibdaDetails Information About Liberty's Operating Segments - Reconciliation Of Segment Adjusted OIBDA (Details) Details 46 false false All Reports Book All Reports lmca-20260630.xsd lmca-20260630_cal.xml lmca-20260630_def.xml lmca-20260630_lab.xml lmca-20260630_pre.xml lmca-20260630x10q.htm http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true