Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets (Details)

v3.8.0.1
Goodwill and Other Intangible Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Goodwill      
Goodwill, beginning balance $ 3,694 $ 3,689  
Acquisition   17  
Other 22 (12)  
Impairment (1,271)    
Goodwill and Intangible Asset Impairment 1,798   $ 2
Goodwill, ending balance 2,445 3,694 3,689
Intangible Assets subject to amortization      
Gross Carrying Amount 1,450 1,346  
Accumulated Amortization (1,068) (859)  
Net Carrying Amount 382 487  
Amortization expense 188 198 245
Future amortization expense      
2018 95    
2019 92    
2020 86    
2021 70    
2022 27    
Impairments      
Impairment expense $ 1,798   2
Customer relationships      
Intangible Assets subject to amortization      
Weighted Average Remaining Useful Life 4 years    
Gross Carrying Amount $ 908 866  
Accumulated Amortization (735) (615)  
Net Carrying Amount $ 173 251  
Other      
Intangible Assets subject to amortization      
Weighted Average Remaining Useful Life 3 years    
Gross Carrying Amount $ 542 480  
Accumulated Amortization (333) (244)  
Net Carrying Amount 209 236  
Trip Advisor      
Goodwill      
Goodwill, beginning balance 3,694 3,689  
Acquisition   17  
Other 22 (12)  
Impairment (1,271)    
Goodwill, ending balance 2,445 $ 3,694 $ 3,689
Impairments      
Goodwill, Impaired, Accumulated Impairment Loss 1,271    
Trip Advisor | Trademarks      
Impairments      
Impairment of Intangible Assets (Excluding Goodwill) $ 527