Annual report pursuant to Section 13 and 15(d)

Financial Information for Tracking Stock Groups - Statement of Operations (Details)

v2.4.1.9
Financial Information for Tracking Stock Groups - Statement of Operations (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 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
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Condensed Income Statements, Captions [Line Items]                      
Net retail sales                 $ 10,499us-gaap_SalesRevenueGoodsNet $ 10,219us-gaap_SalesRevenueGoodsNet $ 9,888us-gaap_SalesRevenueGoodsNet
Cost of sales (exclusive of depreciation shown)                 6,684us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization 6,533us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization 6,307us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
Operating expense                 891us-gaap_OperatingCostsAndExpenses 862us-gaap_OperatingCostsAndExpenses 819us-gaap_OperatingCostsAndExpenses
Selling, general and administrative, including stock-based compensation                 1,067us-gaap_SellingGeneralAndAdministrativeExpense 1,029us-gaap_SellingGeneralAndAdministrativeExpense 955us-gaap_SellingGeneralAndAdministrativeExpense
Depreciation and amortization                 662us-gaap_DepreciationAndAmortization 629us-gaap_DepreciationAndAmortization 591us-gaap_DepreciationAndAmortization
Impairment of intangible assets                 7us-gaap_GoodwillAndIntangibleAssetImpairment 30us-gaap_GoodwillAndIntangibleAssetImpairment 53us-gaap_GoodwillAndIntangibleAssetImpairment
Total operating costs and expenses                 9,311us-gaap_CostsAndExpenses 9,083us-gaap_CostsAndExpenses 8,725us-gaap_CostsAndExpenses
Operating income (loss) 444us-gaap_OperatingIncomeLoss 239us-gaap_OperatingIncomeLoss 259us-gaap_OperatingIncomeLoss 246us-gaap_OperatingIncomeLoss 406us-gaap_OperatingIncomeLoss 197us-gaap_OperatingIncomeLoss 269us-gaap_OperatingIncomeLoss 264us-gaap_OperatingIncomeLoss 1,188us-gaap_OperatingIncomeLoss 1,136us-gaap_OperatingIncomeLoss 1,163us-gaap_OperatingIncomeLoss
Interest expense                 (387)us-gaap_InterestExpense (380)us-gaap_InterestExpense (466)us-gaap_InterestExpense
Share of earnings (loss) of affiliates, net                 39us-gaap_IncomeLossFromEquityMethodInvestments 33us-gaap_IncomeLossFromEquityMethodInvestments 47us-gaap_IncomeLossFromEquityMethodInvestments
Realized and unrealized gains (losses) on financial instruments, net                 (57)us-gaap_UnrealizedGainLossOnSecurities (22)us-gaap_UnrealizedGainLossOnSecurities (351)us-gaap_UnrealizedGainLossOnSecurities
Gains (losses) on transactions, net                 74us-gaap_GainLossOnSaleOfOtherAssets (1)us-gaap_GainLossOnSaleOfOtherAssets 443us-gaap_GainLossOnSaleOfOtherAssets
Other, net                 (21)linta_OtherIncomeExpensesNet (29)linta_OtherIncomeExpensesNet 47linta_OtherIncomeExpensesNet
Total other income (expense)                 (352)us-gaap_NonoperatingIncomeExpense (399)us-gaap_NonoperatingIncomeExpense (280)us-gaap_NonoperatingIncomeExpense
Earnings (loss) from continuing operations before income taxes                 836us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest 737us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest 883us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Income tax benefit (expense)                 (258)us-gaap_IncomeTaxExpenseBenefit (183)us-gaap_IncomeTaxExpenseBenefit (278)us-gaap_IncomeTaxExpenseBenefit
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 578us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 554us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 605us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Earnings (loss) from discontinued operations, net of taxes                 48us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax 26us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax 986us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
Net earnings (loss)                 626us-gaap_ProfitLoss 580us-gaap_ProfitLoss 1,591us-gaap_ProfitLoss
Less net earnings (loss) attributable to noncontrolling interests                 89us-gaap_NetIncomeLossAttributableToNoncontrollingInterest 79us-gaap_NetIncomeLossAttributableToNoncontrollingInterest 61us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Net earnings (loss) attributable to Liberty Interactive Corporation shareholders                 537us-gaap_NetIncomeLoss 501us-gaap_NetIncomeLoss 1,530us-gaap_NetIncomeLoss
Liberty Interactive common stock                      
Condensed Income Statements, Captions [Line Items]                      
Net retail sales                 10,028us-gaap_SalesRevenueGoodsNet
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
10,219us-gaap_SalesRevenueGoodsNet
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Cost of sales (exclusive of depreciation shown)                 6,378us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
6,533us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Operating expense                 854us-gaap_OperatingCostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
862us-gaap_OperatingCostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Selling, general and administrative, including stock-based compensation                 940us-gaap_SellingGeneralAndAdministrativeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
1,010us-gaap_SellingGeneralAndAdministrativeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Depreciation and amortization                 643us-gaap_DepreciationAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
629us-gaap_DepreciationAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
591us-gaap_DepreciationAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Impairment of intangible assets                 7us-gaap_GoodwillAndIntangibleAssetImpairment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
30us-gaap_GoodwillAndIntangibleAssetImpairment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
53us-gaap_GoodwillAndIntangibleAssetImpairment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Total operating costs and expenses                 8,822us-gaap_CostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
9,064us-gaap_CostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Operating income (loss)                 1,206us-gaap_OperatingIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
1,155us-gaap_OperatingIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Interest expense                 (312)us-gaap_InterestExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(290)us-gaap_InterestExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Share of earnings (loss) of affiliates, net                 51us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
48us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
28us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Realized and unrealized gains (losses) on financial instruments, net                 (22)us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(12)us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
51us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Gains (losses) on transactions, net                   (1)us-gaap_GainLossOnSaleOfOtherAssets
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Other, net                 (43)linta_OtherIncomeExpensesNet
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(54)linta_OtherIncomeExpensesNet
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Total other income (expense)                 (326)us-gaap_NonoperatingIncomeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(309)us-gaap_NonoperatingIncomeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Earnings (loss) from continuing operations before income taxes                 880us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
846us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Income tax benefit (expense)                 (306)us-gaap_IncomeTaxExpenseBenefit
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(346)us-gaap_IncomeTaxExpenseBenefit
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Earnings (loss) from continuing operations                 574us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
500us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Earnings (loss) from discontinued operations, net of taxes                 (15)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(17)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
(46)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Net earnings (loss)                 559us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
483us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
529us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Less net earnings (loss) attributable to noncontrolling interests                 39us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
45us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
 
Net earnings (loss) attributable to Liberty Interactive Corporation 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
520us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
438us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
212us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
Liberty Ventures common stock                      
Condensed Income Statements, Captions [Line Items]                      
Net retail sales                 471us-gaap_SalesRevenueGoodsNet
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
   
Cost of sales (exclusive of depreciation shown)                 306us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
   
Operating expense                 37us-gaap_OperatingCostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
   
Selling, general and administrative, including stock-based compensation                 127us-gaap_SellingGeneralAndAdministrativeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
19us-gaap_SellingGeneralAndAdministrativeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Depreciation and amortization                 19us-gaap_DepreciationAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
   
Total operating costs and expenses                 489us-gaap_CostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
19us-gaap_CostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Operating income (loss)                 (18)us-gaap_OperatingIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(19)us-gaap_OperatingIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Interest expense                 (75)us-gaap_InterestExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(90)us-gaap_InterestExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Share of earnings (loss) of affiliates, net                 (12)us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(15)us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
19us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Realized and unrealized gains (losses) on financial instruments, net                 (35)us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(10)us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(402)us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Gains (losses) on transactions, net                 74us-gaap_GainLossOnSaleOfOtherAssets
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
  443us-gaap_GainLossOnSaleOfOtherAssets
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Other, net                 22linta_OtherIncomeExpensesNet
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
25linta_OtherIncomeExpensesNet
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Total other income (expense)                 (26)us-gaap_NonoperatingIncomeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(90)us-gaap_NonoperatingIncomeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Earnings (loss) from continuing operations before income taxes                 (44)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
(109)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Income tax benefit (expense)                 48us-gaap_IncomeTaxExpenseBenefit
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
163us-gaap_IncomeTaxExpenseBenefit
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Earnings (loss) from continuing operations                 4us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
54us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Earnings (loss) from discontinued operations, net of taxes                 63us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
43us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
1,032us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Net earnings (loss)                 67us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
97us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
1,062us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Less net earnings (loss) attributable to noncontrolling interests                 50us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
34us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
 
Net earnings (loss) attributable to Liberty Interactive Corporation 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
17us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
63us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
1,024us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_VenturesGroupMember
Pro Forma | Liberty Interactive common stock                      
Condensed Income Statements, Captions [Line Items]                      
Net retail sales                     9,888us-gaap_SalesRevenueGoodsNet
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Cost of sales (exclusive of depreciation shown)                     6,307us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Operating expense                     819us-gaap_OperatingCostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Selling, general and administrative, including stock-based compensation                     943us-gaap_SellingGeneralAndAdministrativeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Depreciation and amortization                     591us-gaap_DepreciationAndAmortization
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Impairment of intangible assets                     53us-gaap_GoodwillAndIntangibleAssetImpairment
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Total operating costs and expenses                     8,713us-gaap_CostsAndExpenses
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Operating income (loss)                     1,175us-gaap_OperatingIncomeLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Interest expense                     (322)us-gaap_InterestExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Share of earnings (loss) of affiliates, net                     28us-gaap_IncomeLossFromEquityMethodInvestments
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Realized and unrealized gains (losses) on financial instruments, net                     51us-gaap_UnrealizedGainLossOnSecurities
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Total other income (expense)                     (243)us-gaap_NonoperatingIncomeExpense
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Earnings (loss) from continuing operations before income taxes                     932us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Income tax benefit (expense)                     (357)us-gaap_IncomeTaxExpenseBenefit
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Earnings (loss) from continuing operations                     575us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Earnings (loss) from discontinued operations, net of taxes                     (46)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Net earnings (loss)                     529us-gaap_ProfitLoss
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Less net earnings (loss) attributable to noncontrolling interests                     63us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
/ linta_EconomicPerformanceGroupAxis
= linta_InteractiveGroupMember
/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Net earnings (loss) attributable to Liberty Interactive Corporation shareholders                     466us-gaap_NetIncomeLoss
/ linta_EconomicPerformanceGroupAxis
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Pro Forma | Liberty Ventures common stock                      
Condensed Income Statements, Captions [Line Items]                      
Selling, general and administrative, including stock-based compensation                     12us-gaap_SellingGeneralAndAdministrativeExpense
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/ us-gaap_StatementScenarioAxis
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Total operating costs and expenses                     12us-gaap_CostsAndExpenses
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Operating income (loss)                     (12)us-gaap_OperatingIncomeLoss
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/ us-gaap_StatementScenarioAxis
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Interest expense                     (144)us-gaap_InterestExpense
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/ us-gaap_StatementScenarioAxis
= us-gaap_ProFormaMember
Share of earnings (loss) of affiliates, net                     19us-gaap_IncomeLossFromEquityMethodInvestments
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/ us-gaap_StatementScenarioAxis
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Realized and unrealized gains (losses) on financial instruments, net                     (402)us-gaap_UnrealizedGainLossOnSecurities
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/ us-gaap_StatementScenarioAxis
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Gains (losses) on transactions, net                     443us-gaap_GainLossOnSaleOfOtherAssets
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/ us-gaap_StatementScenarioAxis
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Other, net                     47linta_OtherIncomeExpensesNet
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/ us-gaap_StatementScenarioAxis
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Total other income (expense)                     (37)us-gaap_NonoperatingIncomeExpense
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/ us-gaap_StatementScenarioAxis
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Earnings (loss) from continuing operations before income taxes                     (49)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
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Income tax benefit (expense)                     79us-gaap_IncomeTaxExpenseBenefit
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Earnings (loss) from continuing operations                     30us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
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Earnings (loss) from discontinued operations, net of taxes                     1,032us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
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/ us-gaap_StatementScenarioAxis
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Net earnings (loss)                     1,062us-gaap_ProfitLoss
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Less net earnings (loss) attributable to noncontrolling interests                     (2)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
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Net earnings (loss) attributable to Liberty Interactive Corporation shareholders                     $ 1,064us-gaap_NetIncomeLoss
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