Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v2.4.0.8
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, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2027
Dec. 31, 2012
TripAdvisor, Inc. [Member]
Restructuring Cost and Reserve [Line Items]                  
Domestic         $ 553 $ 1,769 $ 770    
Foreign         157 216 169    
Total         710 1,985 939    
Deferred Tax Assets, Net, Current         (5) [1] 0 [1]      
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain                 800
Operating Loss Carryforwards, Valuation Allowance         68        
Income Tax Expense (Benefit) [Abstract]                  
Current Federal Tax Expense (Benefit)         (128) (214) (156)    
Current State and Local Tax Expense (Benefit)         (36) (27) (32)    
Current Foreign Tax Expense (Benefit)         (102) (140) (120)    
Current Income Tax Expense (Benefit)         (266) (381) (308)    
Deferred Federal Income Tax Expense (Benefit)         (11) (31) (42)    
Deferred State and Local Income Tax Expense (Benefit)         122 11 (6)    
Deferred Foreign Income Tax Expense (Benefit)         25 7 4    
Deferred Income Tax Expense (Benefit)         136 (13) (44)    
Income Tax Expense (Benefit)         130 394 352    
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]                  
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate         (249) (695) (329)    
Gain on consolidation of equity method affiliate not taxable         0 294 0    
Income Tax Reconciliation, State and Local Income Taxes         (17) (11) (22)    
Income Tax Reconciliation, Foreign Income Tax Rate Differential         8 5 (3)    
Income Tax Reconciliation, Nondeductible Expense, Impairment Losses         (2) (29) 0    
Income Tax Reconciliation, Deductions, Dividends         9 13 5    
Income Tax Reconciliation, Tax Credits         58 48 3    
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance         (32) (8) (15)    
Income Tax Reconciliation, Change in Enacted Tax Rate         112 0 0    
Income Tax Reconciliation, Other Adjustments         (17) (11) 9    
Undistributed Earnings of Foreign Subsidiaries         481        
Components of Deferred Tax Assets and Liabilities [Abstract]                  
Deferred Tax Assets, Operating Loss Carryforwards, Domestic         102 110      
Deferred Tax Assets, Tax Credit Carryforwards, Foreign         129 87      
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost         54 32      
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities         85 80      
Deferred Tax Assets, Other         128 120      
Deferred Tax Assets, Gross         498 429      
Deferred Tax Assets, Valuation Allowance         (68) (52)      
Deferred Tax Assets, Net         430 377      
Deferred Tax Liabilities, Investment in Noncontrolled Affiliates         569 492      
Deferred Tax Liabilities, Goodwill and Intangible Assets, Intangible Assets         2,281 2,751      
Deferred Tax Liabilities, Discount on exchangeable debentures         958 890      
Deferred Tax Liaiblities, Deferred Gain on Debt Retirements         313 321      
Deferred Tax Liabilities, Other         73 44      
Deferred Tax Liabilities         4,194 4,498      
Deferred Tax Assets (Liabilities), Net         3,764 4,121      
Deferred Tax Liabilities, Current         (925) (912)      
Deferred income taxes         (2,844) (3,209)      
Expiration of deferred tax asset carryforwards, amounts 7 2 30         192  
Income Tax Uncertainties [Abstract]                  
Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions       (41) 31 12      
Unrecognized Tax Benefits, Increases Resulting from Prior Period Tax Positions         5 2      
Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions         (7) (4)      
Unrecognized Tax Benefits, Increases Resulting from Acquisition         0 24      
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations         (15) (11)      
Unrecognized Tax Benefits         160 146 123    
Unrecognized Tax Benefits that Would Impact Effective Tax Rate         103        
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued         28        
Valuation Allowance, Deferred Tax Asset, Change in Amount         $ (16)        
[1] TripAdvisor's deferred tax asset is not offset with Liberty's deferred tax liabilities as TripAdvisor is not included in the group tax return of Liberty. TripAdvisor's deferred tax asset has been included in other current assets in the accompanying consolidated balance sheet.