Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information
9 Months Ended
Sep. 30, 2014
Oct. 31, 2014
Series A
Oct. 31, 2014
Series B
Entity Registrant Name Liberty TripAdvisor Holdings, Inc.    
Entity Central Index Key 0001606745    
Document Type 10-Q    
Document Period End Date Sep. 30, 2014    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Common Stock, Shares Outstanding   70,799,533 2,885,370
Document Fiscal Year Focus 2014    
Document Fiscal Period Focus Q3