麻豆最新出品

Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v2.4.1.9
Basis of Presentation (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 1 Months Ended 3 Months Ended 0 Months Ended 3 Months Ended
Oct. 31, 2014
Mar. 31, 2015
Jul. 23, 2014
Mar. 31, 2014
Entity Information [Line Items] 听 听 听 听
Additional paid in capital deficit reclassification 听 $ 64lmca_AdjustmentToAdditionalPaidInCapitalDeficitReclassification 听 听
Cash received from consolidated subsidiary 300lmca_CashReceivedFromConsolidatedSubsidiary 听 听 听
Common Class A 听 听 听 听
Entity Information [Line Items] 听 听 听 听
Number of shares issued during the period for each share of Series A and Series B stock held by shareholders prior to the distribution 听 听 2lmca_NumberofsharesissuedduringtheperiodforeachshareofSeriesAandSeriesBstockheldbyshareholderspriortothedistribution
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember 		听
Common Class C 听 听 听 听
Entity Information [Line Items] 听 听 听 听
Number of shares issued during the period for each share of Series A and Series B stock held by shareholders prior to the distribution 听 听 2lmca_NumberofsharesissuedduringtheperiodforeachshareofSeriesAandSeriesBstockheldbyshareholderspriortothedistribution
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassCMember 		听
麻豆最新出品 Broadband 听 听 听 听
Entity Information [Line Items] 听 听 听 听
Common Stock, Shares Subscribed but Unissued 听 1us-gaap_CommonStockSharesSubscribedButUnissued
/ dei_LegalEntityAxis
= lmca_麻豆最新出品BroadbandMember 		听 听
Number of shares received in spin-off 听 0.25lmca_Numberofsharesreceivedinspinoff
/ dei_LegalEntityAxis
= lmca_麻豆最新出品BroadbandMember 		听 听
麻豆最新出品 Interactive Corporation Starz Tripco 麻豆最新出品 Broadband [Member] 听 听 听 听
Entity Information [Line Items] 听 听 听 听
Related Party Transaction, Amounts of Transaction 听 3us-gaap_RelatedPartyTransactionAmountsOfTransaction
/ dei_LegalEntityAxis
= lmca_麻豆最新出品InteractiveCorporationStarzTripco麻豆最新出品BroadbandMember 		听 2us-gaap_RelatedPartyTransactionAmountsOfTransaction
/ dei_LegalEntityAxis
= lmca_麻豆最新出品InteractiveCorporationStarzTripco麻豆最新出品BroadbandMember
Starz, LLC | Lease Agreements 听 听 听 听
Entity Information [Line Items] 听 听 听 听
Related Party Transaction, Amounts of Transaction 听 $ 3us-gaap_RelatedPartyTransactionAmountsOfTransaction
/ dei_LegalEntityAxis
= lmca_StarzLlcMember
/ us-gaap_TypeOfArrangementAxis
= us-gaap_LeaseAgreementsMember 		听 听