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] | Ìý | Ìý | Ìý | Ìý |
Additional paid in capital deficit reclassification | Ìý | $ 64lmca_AdjustmentToAdditionalPaidInCapitalDeficitReclassification | Ìý | Ìý |
Cash received from consolidated subsidiary | 300lmca_CashReceivedFromConsolidatedSubsidiary | Ìý | Ìý | Ìý |
Common Class A | Ìý | Ìý | Ìý | Ìý |
Entity Information [Line Items] | Ìý | Ìý | Ìý | Ìý |
Number of shares issued during the period for each share of Series A and Series B stock held by shareholders prior to the distribution | Ìý | Ìý |
2lmca_NumberofsharesissuedduringtheperiodforeachshareofSeriesAandSeriesBstockheldbyshareholderspriortothedistribution / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember |
Ìý |
Common Class C | Ìý | Ìý | Ìý | Ìý |
Entity Information [Line Items] | Ìý | Ìý | Ìý | Ìý |
Number of shares issued during the period for each share of Series A and Series B stock held by shareholders prior to the distribution | Ìý | Ìý |
2lmca_NumberofsharesissuedduringtheperiodforeachshareofSeriesAandSeriesBstockheldbyshareholderspriortothedistribution / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassCMember |
Ìý |
Â鶹app Broadband | Ìý | Ìý | Ìý | Ìý |
Entity Information [Line Items] | Ìý | Ìý | Ìý | Ìý |
Common Stock, Shares Subscribed but Unissued | Ìý |
1us-gaap_CommonStockSharesSubscribedButUnissued / dei_LegalEntityAxis = lmca_Â鶹appBroadbandMember |
Ìý | Ìý |
Number of shares received in spin-off | Ìý |
0.25lmca_Numberofsharesreceivedinspinoff / dei_LegalEntityAxis = lmca_Â鶹appBroadbandMember |
Ìý | Ìý |
Â鶹app Interactive Corporation Starz Tripco Â鶹app Broadband [Member] | Ìý | Ìý | Ìý | Ìý |
Entity Information [Line Items] | Ìý | Ìý | Ìý | Ìý |
Related Party Transaction, Amounts of Transaction | Ìý |
3us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lmca_Â鶹appInteractiveCorporationStarzTripcoÂ鶹appBroadbandMember |
Ìý |
2us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lmca_Â鶹appInteractiveCorporationStarzTripcoÂ鶹appBroadbandMember |
Starz, LLC | Lease Agreements | Ìý | Ìý | Ìý | Ìý |
Entity Information [Line Items] | Ìý | Ìý | Ìý | Ìý |
Related Party Transaction, Amounts of Transaction | Ìý |
$ 3us-gaap_RelatedPartyTransactionAmountsOfTransaction / dei_LegalEntityAxis = lmca_StarzLlcMember / us-gaap_TypeOfArrangementAxis = us-gaap_LeaseAgreementsMember |
Ìý | Ìý |
X | ||||||||||
- Details
|
X | ||||||||||
- Definition
Adjustment to additional paid in capital for a deficit reclassification. No definition available.
|
X | ||||||||||
- Definition
Cash received from consolidated subsidiary No definition available.
|
X | ||||||||||
- Definition
The number of shares received in exchange for one share of Series B Common Stock. No definition available.
|
X | ||||||||||
- Definition
Number of shares of Â鶹app Broadband common stock received by shareholders in the spin-off of Â鶹app Broadband from Â鶹app per share of Â鶹app Media common stock owned at the spin-off record date No definition available.
|
X | ||||||||||
- Definition
Amount of common stock allocated to investors to buy shares of a new issue of common stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition
Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|