v2.4.0.6
Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2012
Jun. 30, 2012
Feb. 08, 2013
Common stock
Feb. 08, 2013
Class B Common Stock
Entity Registrant Name TripAdvisor, Inc.      
Entity Central Index Key 0001526520      
Document Type 10-K      
Document Period End Date Dec. 31, 2012      
Amendment Flag false      
Document Fiscal Year Focus 2012      
Document Fiscal Period Focus FY      
Current Fiscal Year End Date --12-31      
Entity Well-known Seasoned Issuer No      
Entity Voluntary Filers No      
Entity Current Reporting Status Yes      
Entity Filer Category Large Accelerated Filer      
Entity Public Float   $ 5,560,483,534    
Entity Common Stock, Shares Outstanding     130,105,917 12,799,999