Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v3.3.1.900
Income Taxes (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Operating loss carryforwards      
Net operating loss carryforwards $ 89 $ 48  
Unrecognized tax benefits      
Balance at beginning of year 67 36 $ 24
Additions based on tax positions related to the current year 15 13 12
Additions for tax positions of prior years 7 18 4
Reductions for tax positions of prior years     (4)
Balance at end of year 89 67 36
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 53 65 $ 19
Accrued interest and penalties related to uncertain tax positions 6 $ 4  
State      
Operating loss carryforwards      
Operating loss carryforwards not expected to be utilized 6    
Foreign      
Operating loss carryforwards      
Operating loss carryforwards not expected to be utilized 17    
Parent Company [Member]      
Operating loss carryforwards      
Net operating loss carryforwards 34    
Trip Advisor      
Operating loss carryforwards      
Net operating loss carryforwards $ 55