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 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Jan. 01, 2018
Dec. 31, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Retained earnings $ 127   $ 127     $ 196
Noncontrolling interests in equity of subsidiaries 3,319   3,319     $ 3,329
Revenue 433   811      
Operating income 34 $ 13 43 $ 6    
Earnings (loss) before income taxes (14) 3 (33) (2)    
Income tax (expense) benefit (8) (10) (24) (14)    
Net earnings (loss) (22) $ (7) (57) $ (16)    
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 (2)   (6)      
Operating income (2)   (6)      
Earnings (loss) before income taxes (2)   (6)      
Income tax (expense) benefit     1      
Net earnings (loss) (2)   (5)      
Adjusted ASC 605 | ASU 2014-09            
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]            
Revenue 431   805      
Operating income 32   37      
Earnings (loss) before income taxes (16)   (39)      
Income tax (expense) benefit (8)   (23)      
Net earnings (loss) (24)   $ (62)      
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 $ 433   $ 811      
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