Quarterly report pursuant to Section 13 or 15(d)

Recent Accounting Pronouncements - Impact of Adoption of ASC 606 (Details)

v3.10.0.1
Recent Accounting Pronouncements - Impact of Adoption of ASC 606 (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Jan. 01, 2018
Dec. 31, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Retained earnings $ 141   $ 141     $ 196
Noncontrolling interests in equity of subsidiaries 3,379   3,379     $ 3,329
Revenue 458   1,269      
Operating income 76 $ 16 119 $ 22    
Earnings (loss) before income taxes 78   45 (2)    
Income tax (expense) benefit (21) (7) (45) (21)    
Net earnings (loss) 57 $ (7)   $ (23)    
Impact of Accounting ASC 606 | ASU 2014-09            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Retained earnings         $ 1  
Noncontrolling interests in equity of subsidiaries         3  
Revenue 3   (3)      
Operating income 3   (3)      
Earnings (loss) before income taxes 3   (3)      
Income tax (expense) benefit     1      
Net earnings (loss) 3   (2)      
Adjusted ASC 605 | ASU 2014-09            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Revenue 461   1,266      
Operating income 79   116      
Earnings (loss) before income taxes 81   42      
Income tax (expense) benefit (21)   (44)      
Net earnings (loss) 60   $ (2)      
Trip Advisor            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Customer invoices due     30 days      
Capitalized contract costs 1   $ 1      
Maximum subscription advertising service contact period     1 year      
Revenue $ 458   $ 1,269      
Trip Advisor | ASU 2014-09            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Practical expedient, incremental costs     true      
Practical expedient, remaining performance obligation     true      
Trip Advisor | Impact of Accounting ASC 606 | ASU 2014-09            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Retained earnings         $ 4