麻豆最新出品

Annual report pursuant to Section 13 and 15(d)

Other Comprehensive Earnings (loss) (Details)

v2.4.1.9
Other Comprehensive Earnings (loss) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax $ (13)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax $ 16us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax $ (5)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax 听
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax 5us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax (6)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax 2us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax 听
Unrealized holding gains (losses) arising during the period (8)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 10us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax (3)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax 听
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, before Tax 听 (40)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax (21)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax 听
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Tax 听 15us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax 8us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax 听
Share Of Other Comprehensive Earnings Loss Of Equity Affiliates (9)lmca_ShareOfOtherComprehensiveEarningsLossOfEquityAffiliates 4lmca_ShareOfOtherComprehensiveEarningsLossOfEquityAffiliates 听 听
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 听 25us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax 13us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax 听
other comprehensive income (loss), other before tax (14)lmca_OtherComprehensiveIncomeLossOtherBeforeTax 6lmca_OtherComprehensiveIncomeLossOtherBeforeTax 听 听
other comprehensive income (loss), other tax 5lmca_OtherComprehensiveIncomeLossOtherTax (2)lmca_OtherComprehensiveIncomeLossOtherTax 听 听
other comprehensive income (loss), other net of tax (9)lmca_OtherComprehensiveIncomeLossOtherNetOfTax 4lmca_OtherComprehensiveIncomeLossOtherNetOfTax 听 听
Other comprehensive Income (loss) from discontinued operations Before Tax 听 听 (2)lmca_OtherComprehensiveIncomeLossFromDiscontinuedOperationsBeforeTax 听
Other comprehensive Income (loss) from discontinued operations Tax 听 听 1lmca_OtherComprehensiveIncomeLossFromDiscontinuedOperationsTax 听
Other comprehensive Income (loss) from discontinued operations Net of Tax 听 听 (1)lmca_OtherComprehensiveIncomeLossFromDiscontinuedOperationsNetOfTax 听
Other Comprehensive Income (Loss), before Tax (27)us-gaap_OtherComprehensiveIncomeLossBeforeTax (18)us-gaap_OtherComprehensiveIncomeLossBeforeTax (28)us-gaap_OtherComprehensiveIncomeLossBeforeTax 听
Other Comprehensive Income (Loss), Tax 10us-gaap_OtherComprehensiveIncomeLossTax 7us-gaap_OtherComprehensiveIncomeLossTax 11us-gaap_OtherComprehensiveIncomeLossTax 听
Accumulated other comprehensive earnings, net of taxes (21)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 4us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 12us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 29us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Other Comprehensive Income (Loss), Net of Tax (17)us-gaap_OtherComprehensiveIncomeLossNetOfTax (11)us-gaap_OtherComprehensiveIncomeLossNetOfTax (17)us-gaap_OtherComprehensiveIncomeLossNetOfTax 听
Accumulated Other Comprehensive Income (Loss) 听 听 听 听
Other Comprehensive Income (Loss), Net of Tax (17)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember 		(11)us-gaap_OtherComprehensiveIncomeLossNetOfTax
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= us-gaap_AccumulatedOtherComprehensiveIncomeMember 		(17)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedOtherComprehensiveIncomeMember 		听
Accumulated Net Unrealized Investment Gain (Loss) [Member] 听 听 听 听
Accumulated other comprehensive earnings, net of taxes (10)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		5us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		20us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		36us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember
Other Comprehensive Income (Loss), Net of Tax (8)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		(15)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		(16)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		听
Accumulated other comprehensive income, other [Member] 听 听 听 听
Accumulated other comprehensive earnings, net of taxes (11)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= lmca_AccumulatedOtherComprehensiveIncomeOtherMember 		(1)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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= lmca_AccumulatedOtherComprehensiveIncomeOtherMember 		(5)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= lmca_AccumulatedOtherComprehensiveIncomeOtherMember 		(5)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= lmca_AccumulatedOtherComprehensiveIncomeOtherMember
Other Comprehensive Income (Loss), Net of Tax (9)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= lmca_AccumulatedOtherComprehensiveIncomeOtherMember 		4us-gaap_OtherComprehensiveIncomeLossNetOfTax
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= lmca_AccumulatedOtherComprehensiveIncomeOtherMember 		听 听
Segment, Discontinued Operations [Member] 听 听 听 听
Accumulated other comprehensive earnings, net of taxes 听 听 (3)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Other Comprehensive Income (Loss), Net of Tax 听 听 (1)us-gaap_OtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		听
Starz, LLC | Accumulated Other Comprehensive Income (Loss) 听 听 听 听
Equity impact from pro rata distribution to shareholders of a subsidiary 听 3lmca_EquityImpactFromProRataDistributionToShareholdersOfSubsidiary
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= lmca_StarzLlcMember
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= us-gaap_AccumulatedOtherComprehensiveIncomeMember 		听 听
Starz, LLC | Segment, Discontinued Operations [Member] 听 听 听 听
Equity impact from pro rata distribution to shareholders of a subsidiary 听 3lmca_EquityImpactFromProRataDistributionToShareholdersOfSubsidiary
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= lmca_StarzLlcMember
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= us-gaap_SegmentDiscontinuedOperationsMember 		听 听
麻豆最新出品 Broadband 听 听 听 听
Equity impact from pro rata distribution to shareholders of a subsidiary (8)lmca_EquityImpactFromProRataDistributionToShareholdersOfSubsidiary
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= lmca_麻豆最新出品BroadbandMember 		听 听 听
麻豆最新出品 Broadband | Accumulated Net Unrealized Investment Gain (Loss) [Member] 听 听 听 听
Equity impact from pro rata distribution to shareholders of a subsidiary (7)lmca_EquityImpactFromProRataDistributionToShareholdersOfSubsidiary
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= lmca_麻豆最新出品BroadbandMember
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= us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember 		听 听 听
麻豆最新出品 Broadband | Accumulated other comprehensive income, other [Member] 听 听 听 听
Equity impact from pro rata distribution to shareholders of a subsidiary $ (1)lmca_EquityImpactFromProRataDistributionToShareholdersOfSubsidiary
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= lmca_麻豆最新出品BroadbandMember
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