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Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details)

v2.4.1.9
Summary of Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 9 Months Ended 12 Months Ended 7 Months Ended 0 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Sep. 30, 2012
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Aug. 09, 2012
Feb. 27, 2014
Aug. 09, 2012
Apr. 12, 2012
Oct. 13, 2014
Oct. 03, 2014
Dec. 31, 2011
Stock-based compensation allocated to selling, general, and administrative Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý $ 108us-gaap_AllocatedShareBasedCompensationExpense $ 118us-gaap_AllocatedShareBasedCompensationExpense $ 91us-gaap_AllocatedShareBasedCompensationExpense Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Stock split, conversion ratio Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 0.05us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Available-for-sale Securities, Noncurrent 1,224us-gaap_AvailableForSaleSecuritiesNoncurrent Ìý Ìý Ìý 1,313us-gaap_AvailableForSaleSecuritiesNoncurrent Ìý Ìý Ìý Ìý 1,224us-gaap_AvailableForSaleSecuritiesNoncurrent 1,313us-gaap_AvailableForSaleSecuritiesNoncurrent Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Available-for-sale securities 1,220us-gaap_AvailableForSaleSecurities Ìý Ìý Ìý 1,309us-gaap_AvailableForSaleSecurities Ìý Ìý Ìý Ìý 1,220us-gaap_AvailableForSaleSecurities 1,309us-gaap_AvailableForSaleSecurities Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Land 205us-gaap_Land Ìý Ìý Ìý 208us-gaap_Land Ìý Ìý Ìý Ìý 205us-gaap_Land 208us-gaap_Land Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Inventory Valuation Reserves 86us-gaap_InventoryValuationReserves Ìý Ìý Ìý 88us-gaap_InventoryValuationReserves Ìý Ìý Ìý Ìý 86us-gaap_InventoryValuationReserves 88us-gaap_InventoryValuationReserves Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Advertising Expense Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 271us-gaap_AdvertisingExpense 258us-gaap_AdvertisingExpense 247us-gaap_AdvertisingExpense Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Sales Returns and Allowances, Goods Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 2,123us-gaap_SalesReturnsAndAllowancesGoods 2,134us-gaap_SalesReturnsAndAllowancesGoods 2,037us-gaap_SalesReturnsAndAllowancesGoods Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 537us-gaap_NetIncomeLoss 501us-gaap_NetIncomeLoss 1,530us-gaap_NetIncomeLoss Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Earnings (loss) from continuing operations 271us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 129us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 87us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 91us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 260us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 122us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 131us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 41us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest Ìý 578us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 554us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 605us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Allowance for Doubtful Accounts Receivable, Current 92us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent Ìý Ìý Ìý 86us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent Ìý Ìý Ìý Ìý 92us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent 86us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent 76us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent Ìý Ìý Ìý Ìý Ìý Ìý 80us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Provision for Doubtful Accounts Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 95us-gaap_ProvisionForDoubtfulAccounts 81us-gaap_ProvisionForDoubtfulAccounts 76us-gaap_ProvisionForDoubtfulAccounts Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Premiums Receivable, Allowance for Doubtful Accounts, Write Offs Against Allowance Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý (87)us-gaap_PremiumsReceivableAllowanceForDoubtfulAccountsWriteOffsAgainstAllowance (72)us-gaap_PremiumsReceivableAllowanceForDoubtfulAccountsWriteOffsAgainstAllowance (80)us-gaap_PremiumsReceivableAllowanceForDoubtfulAccountsWriteOffsAgainstAllowance Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized 80us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 80us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 2 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Buildings and improvements 935us-gaap_BuildingsAndImprovementsGross Ìý Ìý Ìý 976us-gaap_BuildingsAndImprovementsGross Ìý Ìý Ìý Ìý 935us-gaap_BuildingsAndImprovementsGross 976us-gaap_BuildingsAndImprovementsGross Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Support equipment 847us-gaap_MachineryAndEquipmentGross Ìý Ìý Ìý 940us-gaap_MachineryAndEquipmentGross Ìý Ìý Ìý Ìý 847us-gaap_MachineryAndEquipmentGross 940us-gaap_MachineryAndEquipmentGross Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Projects in progress 43us-gaap_ConstructionInProgressGross Ìý Ìý Ìý 77us-gaap_ConstructionInProgressGross Ìý Ìý Ìý Ìý 43us-gaap_ConstructionInProgressGross 77us-gaap_ConstructionInProgressGross Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Property, Plant and Equipment, Gross 2,030us-gaap_PropertyPlantAndEquipmentGross Ìý Ìý Ìý 2,201us-gaap_PropertyPlantAndEquipmentGross Ìý Ìý Ìý Ìý 2,030us-gaap_PropertyPlantAndEquipmentGross 2,201us-gaap_PropertyPlantAndEquipmentGross Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Depreciation Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 158us-gaap_Depreciation 147us-gaap_Depreciation 142us-gaap_Depreciation Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Liberty Interactive Corporation Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Basic, Weighted average number of shares outstanding Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 559us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_LibertyInteractiveCorporationMember 		Ìý Ìý Ìý Ìý Ìý Ìý
Potentially dilutive shares (in shares) Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 9us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_LibertyInteractiveCorporationMember 		Ìý Ìý Ìý Ìý Ìý Ìý
Weighted Average Number of Shares Outstanding, Diluted Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 568us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_LibertyInteractiveCorporationMember 		Ìý Ìý Ìý Ìý Ìý Ìý
Liberty Interactive common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Available-for-sale Securities, Noncurrent 4us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý 4us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý 4us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		4us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 1us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Basic, Weighted average number of shares outstanding Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 484us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		519us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		541us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Potentially dilutive shares (in shares) Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 8us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		8us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		10us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Weighted Average Number of Shares Outstanding, Diluted Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 492us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		527us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		551us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders 222us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		83us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		105us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		110us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		157us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		77us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		109us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		95us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý 520us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		438us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		212us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Earnings (loss) from continuing operations Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 574us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		500us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Liberty Ventures common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Stock split, conversion ratio Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 2us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		0.05us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		2us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý
Available-for-sale Securities, Noncurrent 1,220us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý 1,309us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý 1,220us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		1,309us-gaap_AvailableForSaleSecuritiesNoncurrent
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Basic, Weighted average number of shares outstanding Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 87us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		73us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		66us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Potentially dilutive shares (in shares) Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 1us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		1us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		1us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Weighted Average Number of Shares Outstanding, Diluted Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 88us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		74us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		67us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders 36us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		37us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		(28)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		(28)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		84us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		36us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		11us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		(68)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý 17us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		63us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		1,024us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Earnings (loss) from continuing operations Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 4us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		54us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Minimum | Equipment [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Property, Plant and Equipment, Useful Life Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 2 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Minimum | Building and Building Improvements [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Property, Plant and Equipment, Useful Life Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 8 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Maximum | Equipment [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Property, Plant and Equipment, Useful Life Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 15 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Maximum | Building and Building Improvements [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Property, Plant and Equipment, Useful Life Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 20 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Fair Value Opition Securities [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Available-for-sale Securities, Noncurrent 1,220us-gaap_AvailableForSaleSecuritiesNoncurrent
/ us-gaap_InvestmentTypeAxis
= linta_FairValueOpitionSecuritiesMember 		Ìý Ìý Ìý 1,309us-gaap_AvailableForSaleSecuritiesNoncurrent
/ us-gaap_InvestmentTypeAxis
= linta_FairValueOpitionSecuritiesMember 		Ìý Ìý Ìý Ìý 1,220us-gaap_AvailableForSaleSecuritiesNoncurrent
/ us-gaap_InvestmentTypeAxis
= linta_FairValueOpitionSecuritiesMember 		1,309us-gaap_AvailableForSaleSecuritiesNoncurrent
/ us-gaap_InvestmentTypeAxis
= linta_FairValueOpitionSecuritiesMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Other Expense [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Provision for Doubtful Accounts Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý (2)us-gaap_ProvisionForDoubtfulAccounts
/ us-gaap_NonrecurringAdjustmentAxis
= us-gaap_OtherExpenseMember 		1us-gaap_ProvisionForDoubtfulAccounts
/ us-gaap_NonrecurringAdjustmentAxis
= us-gaap_OtherExpenseMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Continuing Operations [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý (1)us-gaap_NetIncomeLoss
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Continuing Operations [Member] | Liberty Interactive common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 535us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		455us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		262us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Continuing Operations [Member] | Liberty Ventures common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 3us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		54us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		281us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentContinuingOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Discontinued Operations [Member] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 295us-gaap_NetIncomeLoss
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Discontinued Operations [Member] | Liberty Interactive common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý (15)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		(17)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		(50)us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Discontinued Operations [Member] | Liberty Ventures common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Net earnings (loss) attributable to shareholders Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý $ 14us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		$ 9us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		$ 743us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_StatementOperatingActivitiesSegmentAxis
= us-gaap_SegmentDiscontinuedOperationsMember 		Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Liberty Ventures common stock | Reattribution Transaction | Liberty Interactive common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Ratio applied to the reattribution Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 0.14217linta_StockholdersEquityReattributionRatio
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_RelatedPartyTransactionAxis
= linta_ReattributionTransactionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= linta_VenturesGroupMember 		0.14217linta_StockholdersEquityReattributionRatio
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_RelatedPartyTransactionAxis
= linta_ReattributionTransactionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= linta_VenturesGroupMember 		Ìý
Liberty Ventures common stock | Reattribution Transaction | Liberty Ventures common stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Ratio applied to the reattribution Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 0.14217linta_StockholdersEquityReattributionRatio
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
/ us-gaap_RelatedPartyTransactionAxis
= linta_ReattributionTransactionMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= linta_VenturesGroupMember 		Ìý