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Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v2.4.0.6
Income Taxes (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 96 Months Ended 3 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 30, 2015
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2027
Dec. 31, 2012
TripAdvisor, Inc. [Member]
Restructuring Cost and Reserve [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý $ 800
Operating Loss Carryforwards, Valuation Allowance Ìý Ìý Ìý Ìý 45 Ìý Ìý Ìý Ìý
Tax Credit Carryforward, Valuation Allowance Ìý Ìý Ìý Ìý 7 Ìý Ìý Ìý Ìý
Income Tax Expense (Benefit) [Abstract] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Current Federal Tax Expense (Benefit) Ìý Ìý Ìý Ìý (214) (156) (85) Ìý Ìý
Current State and Local Tax Expense (Benefit) Ìý Ìý Ìý Ìý (27) (32) 6 Ìý Ìý
Current Foreign Tax Expense (Benefit) Ìý Ìý Ìý Ìý (140) (120) (111) Ìý Ìý
Current Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý (381) (308) (190) Ìý Ìý
Deferred Federal Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý (31) (42) 27 Ìý Ìý
Deferred State and Local Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý 11 (6) 21 Ìý Ìý
Deferred Foreign Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý 7 4 14 Ìý Ìý
Deferred Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý (13) (44) 62 Ìý Ìý
Income Tax Expense (Benefit) Ìý Ìý Ìý Ìý 394 352 128 Ìý Ìý
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate Ìý Ìý Ìý Ìý (695) (329) (339) Ìý Ìý
Income Tax Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary Ìý Ìý Ìý Ìý 0 0 112 Ìý Ìý
Gain on consolidation of equity method affiliate not taxable Ìý Ìý Ìý Ìý 294 0 0 Ìý Ìý
Income Tax Reconciliation, State and Local Income Taxes Ìý Ìý Ìý Ìý (11) (22) 18 Ìý Ìý
Income Tax Reconciliation, Foreign Income Tax Rate Differential Ìý Ìý Ìý Ìý 5 (3) 48 Ìý Ìý
Income Tax Reconciliation, Nondeductible Expense, Impairment Losses Ìý Ìý Ìý Ìý (29) 0 0 Ìý Ìý
Income Tax Reconciliation, Deductions, Dividends Ìý Ìý Ìý Ìý 13 5 5 Ìý Ìý
Income Tax Reconciliation, Tax Credits Ìý Ìý Ìý Ìý 48 3 0 Ìý Ìý
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance Ìý Ìý Ìý Ìý (8) (15) 0 Ìý Ìý
Income Tax Reconciliation, Tax Exempt Income Ìý Ìý Ìý Ìý 1 8 27 Ìý Ìý
Income Tax Reconciliation, Other Adjustments Ìý Ìý Ìý Ìý (12) 1 1 Ìý Ìý
Components of Deferred Tax Assets and Liabilities [Abstract] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Deferred Tax Assets, Operating Loss Carryforwards, Domestic Ìý Ìý Ìý Ìý 110 70 Ìý Ìý Ìý
Deferred Tax Assets, Tax Credit Carryforwards, Foreign Ìý Ìý Ìý Ìý 87 30 Ìý Ìý Ìý
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Ìý Ìý Ìý Ìý 32 44 Ìý Ìý Ìý
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Ìý Ìý Ìý Ìý 80 69 Ìý Ìý Ìý
Deferred Tax Assets, Deferred Income Ìý Ìý Ìý Ìý 4 5 Ìý Ìý Ìý
Deferred Tax Assets, Other Ìý Ìý Ìý Ìý 116 114 Ìý Ìý Ìý
Deferred Tax Assets, Gross Ìý Ìý Ìý Ìý 429 332 Ìý Ìý Ìý
Deferred Tax Assets, Valuation Allowance Ìý Ìý Ìý Ìý (52) (16) Ìý Ìý Ìý
Deferred Tax Assets, Net Ìý Ìý Ìý Ìý 377 316 Ìý Ìý Ìý
Deferred Tax Liabilities, Investment in Noncontrolled Affiliates Ìý Ìý Ìý Ìý 492 190 Ìý Ìý Ìý
Deferred Tax Liabilities, Goodwill and Intangible Assets, Intangible Assets Ìý Ìý Ìý Ìý 2,751 1,661 Ìý Ìý Ìý
Deferred Tax Liabilities, Discount on exchangeable debentures Ìý Ìý Ìý Ìý 890 978 Ìý Ìý Ìý
Deferred Tax Liaiblities, Deferred Gain on Debt Retirements Ìý Ìý Ìý Ìý 321 321 Ìý Ìý Ìý
Deferred Tax Liabilities, Other Ìý Ìý Ìý Ìý 44 63 Ìý Ìý Ìý
Deferred Tax Liabilities Ìý Ìý Ìý Ìý 4,498 3,213 Ìý Ìý Ìý
Deferred Tax Assets (Liabilities), Net Ìý Ìý Ìý Ìý 4,121 2,897 Ìý Ìý Ìý
Deferred Tax Liabilities, Current Ìý Ìý Ìý Ìý (912) (851) Ìý Ìý Ìý
Deferred income taxes Ìý Ìý Ìý Ìý (3,209) (2,046) Ìý Ìý Ìý
Expiration of deferred tax asset carryforwards, amounts 7 2 30 7 Ìý Ìý Ìý 151 Ìý
Income Tax Uncertainties [Abstract] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions Ìý Ìý Ìý 6 12 13 Ìý Ìý Ìý
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions Ìý Ìý Ìý Ìý 2 3 Ìý Ìý Ìý
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions Ìý Ìý Ìý Ìý (4) (5) Ìý Ìý Ìý
Unrecognized Tax Benefits, Increases Resulting from Acquisition Ìý Ìý Ìý Ìý 24 0 Ìý Ìý Ìý
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations Ìý Ìý Ìý Ìý (11) (11) Ìý Ìý Ìý
Unrecognized Tax Benefits Ìý Ìý Ìý Ìý 146 123 123 Ìý Ìý
Unrecognized Tax Benefits that Would Impact Effective Tax Rate Ìý Ìý Ìý Ìý 93 Ìý Ìý Ìý Ìý
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Ìý Ìý Ìý Ìý 23 Ìý Ìý Ìý Ìý
Valuation Allowance, Deferred Tax Asset, Change in Amount Ìý Ìý Ìý Ìý $ (36) Ìý Ìý Ìý Ìý