Annual report pursuant to Section 13 and 15(d)

Other Comprehensive Earnings (Loss) (Details)

v2.4.1.9
Other Comprehensive Earnings (Loss) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent $ (199)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent $ (49)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent $ (4)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent  
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Noncontrolling Interest [Abstract]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax (241)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax (65)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax (47)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax  
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax 49us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax (8)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax 21us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax  
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (192)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax (73)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax (26)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax  
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates Before Tax (29)linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesBeforeTax 3linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesBeforeTax 5linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesBeforeTax  
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates Tax 11linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesTax (1)linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesTax (2)linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesTax  
Other Comprehensive Earnings (Loss), Share of AOCI of Equity Affiliates, Net of Tax (18)linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesNetOfTax 2linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesNetOfTax 3linta_OtherComprehensiveEarningsLossShareOfAociOfEquityAffiliatesNetOfTax  
Other comprehensive Income (loss) from discontinued operations Before Tax (2)linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsBeforeTax (5)linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsBeforeTax 2linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsBeforeTax  
Other comprehensive Income (loss) from discontinued operations Tax 1linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsTax 2linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsTax (1)linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsTax  
Other comprehensive Income (loss) from discontinued operations Net of Tax (1)linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsNetOfTax (3)linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsNetOfTax 1linta_OtherComprehensiveIncomeLossFromDiscontinuedOperationsNetOfTax  
Other Comprehensive Income (Loss), before Tax (272)us-gaap_OtherComprehensiveIncomeLossBeforeTax (67)us-gaap_OtherComprehensiveIncomeLossBeforeTax (40)us-gaap_OtherComprehensiveIncomeLossBeforeTax  
Other Comprehensive Income (Loss), Tax 61us-gaap_OtherComprehensiveIncomeLossTax (7)us-gaap_OtherComprehensiveIncomeLossTax 18us-gaap_OtherComprehensiveIncomeLossTax  
Other Comprehensive Income (Loss), Net of Tax (211)us-gaap_OtherComprehensiveIncomeLossNetOfTax (74)us-gaap_OtherComprehensiveIncomeLossNetOfTax (22)us-gaap_OtherComprehensiveIncomeLossNetOfTax  
Other comprehensive earnings (loss) 415us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 506us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest 1,569us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (94)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 99us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 148us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 152us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (199)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent (49)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent (4)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent  
Distribution to stockholders for TripAdvisor Holdings Spin-Off 6linta_OtherComprehensiveIncomeLossNetOfTaxDistributionToStockholdersForSpinOff      
Accumulated Translation Adjustment [Member]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (178)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
(48)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
(7)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (75)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
103us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
151us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
158us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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= us-gaap_AccumulatedTranslationAdjustmentMember
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (178)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
(48)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= us-gaap_AccumulatedTranslationAdjustmentMember
(7)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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Accumulated other comprehensive income (loss) of equity method affiliates [Member]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (18)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
2us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
3us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (19)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementScenarioAxis
= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
(1)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
(3)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
(6)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
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Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (18)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= linta_AccumulatedOtherComprehensiveIncomeLossOfEquityMethodAffiliatesMember
2us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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3us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
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accumulated other comprehensive income of discontinued operations [Member]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]        
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (3)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
= linta_AccumulatedOtherComprehensiveIncomeOfDiscontinuedOperationsMember
(3)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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= linta_AccumulatedOtherComprehensiveIncomeOfDiscontinuedOperationsMember
   
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Accumulated Other Comprehensive Income (Loss), Net of Tax   (3)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_StatementScenarioAxis
= linta_AccumulatedOtherComprehensiveIncomeOfDiscontinuedOperationsMember
   
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent (3)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
/ us-gaap_StatementScenarioAxis
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(3)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
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Distribution to stockholders for TripAdvisor Holdings Spin-Off $ 6linta_OtherComprehensiveIncomeLossNetOfTaxDistributionToStockholdersForSpinOff
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