Annual report pursuant to Section 13 and 15(d)

Investments In Affiliates Accounted For Using The Equity Method (Details 3)

v2.4.1.9
Investments In Affiliates Accounted For Using The Equity Method (Details 3) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified
1 Months Ended 12 Months Ended
Oct. 31, 2012
Mar. 31, 2012
Dec. 31, 2014
item
Dec. 31, 2013
Dec. 31, 2012
Long-term Debt, Gross     $ 7,966,000,000us-gaap_DebtInstrumentCarryingAmount    
Cash proceeds from dispositions of investments     163,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities 1,137,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities 692,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
Investments in affiliates, accounted for using the equity method     1,633,000,000us-gaap_EquityMethodInvestments 1,237,000,000us-gaap_EquityMethodInvestments  
FTD          
Proceeds from Divestiture of Interest in Consolidated Subsidiaries     145,000,000us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember
   
Equity Method Investment, Ownership Percentage     35.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember
   
Number of shares of stock received     10.2linta_Numberofsharesofstockreceivedinsaleofaconsolidatedsubsidiary
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember
   
HSN, Inc.          
Equity Method Investment, Ownership Percentage     38.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
   
QVC 4.375% Senior Secured Notes due 2023          
Principal amount     750,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= linta_Qvc4375SeniorSecuredNotesDue2023Member
   
Liberty Interactive common stock          
Long-term Debt, Gross     5,824,000,000us-gaap_DebtInstrumentCarryingAmount
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
   
Cash proceeds from dispositions of investments       1,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Investments in affiliates, accounted for using the equity method     375,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
343,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Liberty Interactive common stock | HSN, Inc.          
Equity Method Investment, Dividends or Distributions     22,000,000us-gaap_EquityMethodInvestmentDividendsOrDistributions
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
16,000,000us-gaap_EquityMethodInvestmentDividendsOrDistributions
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
 
Equity Method Investment, Ownership Percentage     38.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
   
Investments in affiliates, accounted for using the equity method     328,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
293,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
 
Equity Method Investment, Quoted Market Value     1,521,000,000us-gaap_EquityMethodInvestmentQuotedMarketValue
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_HsnIncMember
   
Liberty Interactive common stock | QVC 4.375% Senior Secured Notes due 2023          
Long-term Debt, Gross     750,000,000us-gaap_DebtInstrumentCarryingAmount
/ us-gaap_DebtInstrumentAxis
= linta_Qvc4375SeniorSecuredNotesDue2023Member
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
   
Liberty Ventures common stock          
Long-term Debt, Gross     2,142,000,000us-gaap_DebtInstrumentCarryingAmount
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
   
Proceeds from Sale of Equity Method Investments 412,000,000us-gaap_ProceedsFromSaleOfEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
       
Cash proceeds from dispositions of investments     163,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
1,136,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
692,000,000us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Investments in affiliates, accounted for using the equity method     1,258,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
894,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Liberty Ventures common stock | Expedia          
underlying shares on forward contract   12linta_Forwardcontractnumberofunderlyingshares
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
     
Equity Method Investment, Realized Gain (Loss) on Disposal 443,000,000us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
       
Percentage board of directors members appointed     20linta_PercentMembersOfBoardOfDirectorsAppointed
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
   
Total number of board of directors members     10linta_TotalNumberOfBoardOfDirectorsMembers
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
   
per share price of forward sales contract   $ 34.316linta_PerSharePriceOfForwardSalesContract
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
     
Equity Method Investment, Dividends or Distributions     15,000,000us-gaap_EquityMethodInvestmentDividendsOrDistributions
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
13,000,000us-gaap_EquityMethodInvestmentDividendsOrDistributions
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
23,000,000us-gaap_EquityMethodInvestmentDividendsOrDistributions
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
Equity Method Investment, Ownership Percentage     18.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
   
voting ownership interest in investee     58.00%linta_VotingOwnershipInterestInInvestee
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
   
Investments in affiliates, accounted for using the equity method     514,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
477,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
 
Equity Method Investment, Quoted Market Value     1,992,000,000us-gaap_EquityMethodInvestmentQuotedMarketValue
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_ExpediaMember
   
Liberty Ventures common stock | FTD          
Equity Method Investment, Ownership Percentage     35.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember
   
Investments in affiliates, accounted for using the equity method     355,000,000us-gaap_EquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember
   
Equity Method Investment, Quoted Market Value     $ 355,000,000us-gaap_EquityMethodInvestmentQuotedMarketValue
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= linta_FTDMember