Quarterly report pursuant to Section 13 or 15(d)

Debt (Details)

v3.5.0.2
Debt (Details)
shares in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Sep. 07, 2016
USD ($)
Jun. 23, 2016
USD ($)
Jun. 26, 2015
USD ($)
Aug. 21, 2014
USD ($)
agreement
Sep. 30, 2016
USD ($)
Sep. 30, 2016
CNY (¥)
shares
Sep. 30, 2016
USD ($)
Sep. 30, 2015
USD ($)
Sep. 30, 2016
USD ($)
shares
Jun. 30, 2016
CNY (¥)
Dec. 31, 2015
USD ($)
Debt Financing                      
Debt Instrument Unamortized Discount Premium And Debt Issuance Costs                     $ (1,000,000)
Long-term Debt, Total                 $ 557,000,000   621,000,000
Long-term Debt, Current Maturities                 76,000,000   1,000,000
Total long-term debt                 481,000,000   620,000,000
Repayments of long term debt             $ 419,000,000 $ 341,000,000      
Proceeds from Issuance of Debt             344,000,000 $ 291,000,000      
Margin loan member                      
Debt Financing                      
Long-term Debt, Gross                     421,000,000
Debt instrument, number of instruments | agreement       2              
Total borrowings       $ 400,000,000              
Maximum Value of Promissory Note if Margin Call Thresholds Are Triggered                 200,000,000    
Margin loan member | Redemption period one                      
Debt Financing                      
Initial redemption period       6 months              
Margin loan member | LIBOR                      
Debt Financing                      
Variable rate basis       LIBOR              
Margin loan member | LIBOR | Redemption period one                      
Debt Financing                      
Margin       3.65%              
Margin loan member | LIBOR | Redemption period two                      
Debt Financing                      
Margin       3.25%              
Margin Loan Amendment 1                      
Debt Financing                      
Long-term Debt, Gross   $ 200,000,000             201,000,000    
Debt Instrument Term   3 years                  
Variable rate basis   LIBOR                  
Margin   2.00%                  
Paid-in-Kind Interest             $ 1,000,000        
Outstanding Margin Loan Balance If Initial Margin Call Threshold is Met   $ 150,000,000                  
Chinese credit facilities                      
Debt Financing                      
Long-term Debt, Gross                 3,000,000   1,000,000
Line of Credit                 3,000,000   1,000,000
2015 Credit Facilities                      
Debt Financing                      
Long-term Debt, Gross                 $ 93,000,000   $ 200,000,000
2015 Credit Facilities | Revolving Credit Facility | Trip Advisor                      
Debt Financing                      
Maximum borrowing capacity     $ 1,000,000,000                
Debt Instrument Term     5 years                
Variable rate basis             Eurocurrency        
Margin             2.00%        
Commitment fee             0.20%        
Interest rate           1.80%     1.80%    
Repayments of long term debt             $ 190,000,000        
Proceeds from Issuance of Debt             $ 10,000,000        
2015 Credit Facilities | Revolving Credit Facility | LIBOR | Trip Advisor                      
Debt Financing                      
Variable rate basis             LIBOR        
Margin             1.25%        
2015 Credit Facilities | Revolving Credit Facility | ABR | Trip Advisor                      
Debt Financing                      
Variable rate basis             Alternate        
Margin             2.00%        
2015 Credit Facilities | Revolving Credit Facility | Euro | Trip Advisor                      
Debt Financing                      
Margin             2.00%        
2015 Credit Facilities | Letter of Credit | Trip Advisor                      
Debt Financing                      
Maximum borrowing capacity                 $ 15,000,000    
Outstanding letters of credit                 2,000,000    
2015 Credit Facilities | Same-day notice borrowings | Trip Advisor                      
Debt Financing                      
Maximum borrowing capacity                 $ 40,000,000    
2016 Credit Facility | Revolving Credit Facility | Trip Advisor                      
Debt Financing                      
Maximum borrowing capacity $ 73,000,000                    
Interest rate           1.70%     1.70%    
Proceeds from Issuance of Debt         $ 73,000,000            
2016 Credit Facility | Revolving Credit Facility | LIBOR | Trip Advisor                      
Debt Financing                      
Variable rate basis           LIBOR          
Margin           1.125%          
Margin when payments are overdue           1.50%          
Chinese Credit Facility-BOA | People's Bank of China base rate | TripAdvisor's Chinese subsidiaries                      
Debt Financing                      
Maximum borrowing capacity                 $ 30,000,000    
Debt Instrument Term             1 year        
Interest rate           4.35%     4.35%    
Debt instrument applicable percentage base rate           100.00%     100.00%    
Chinese Credit Facility-BOA | Chinese credit facilities                      
Debt Financing                      
Line of Credit                 $ 1,000,000    
Chinese Credit Facility-JPM | People's Bank of China base rate | TripAdvisor's Chinese subsidiaries                      
Debt Financing                      
Debt instrument applicable percentage base rate           100.00%     100.00%    
Chinese Credit Facility-JPM | Chinese credit facilities                      
Debt Financing                      
Line of Credit                 $ 2,000,000    
Chinese Credit Facility-JPM | Chinese credit facilities | TripAdvisor's Chinese subsidiaries                      
Debt Financing                      
Maximum borrowing capacity           ¥ 70,000,000     $ 11,000,000 ¥ 125,000,000  
Debt Instrument Term             1 year        
Chinese Credit Facility-JPM | Chinese credit facilities | People's Bank of China base rate | TripAdvisor's Chinese subsidiaries                      
Debt Financing                      
Interest rate           4.35%     4.35%    
Variable postpaid forward                      
Debt Financing                      
Long-term Debt, Gross                 $ 260,000,000    
Paid-in-Kind Interest             $ 1,000,000        
Series A | Margin loan member | Trip Advisor                      
Debt Financing                      
Shares pledged as collateral under loan | shares           18.2     18.2    
Share value                 $ 1,147,000,000    
Series B | Margin loan member | Trip Advisor                      
Debt Financing                      
Shares pledged as collateral under loan | shares           12.8     12.8    
Share value                 $ 809,000,000    
Forward Contracts | Margin loan member                      
Debt Financing                      
Repayments of long term debt   200,000,000                  
Payment of paid-in-kind interest   $ 29,000,000                  
Forward Contracts | Variable postpaid forward                      
Debt Financing                      
Derivative contract term   4 years                  
Total borrowings   $ 259,000,000                  
Accreted loan total at maturity   $ 272,000,000                  
Minimum | 2016 Credit Facility | Revolving Credit Facility | Trip Advisor                      
Debt Financing                      
Debt Instrument Term 1 month                    
Maximum | 2016 Credit Facility | Revolving Credit Facility | Trip Advisor                      
Debt Financing                      
Debt Instrument Term 6 months