Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2018
Apr. 30, 2018
Entity Registrant Name Liberty TripAdvisor Holdings, Inc.  
Entity Central Index Key 0001606745  
Document Type 10-Q  
Document Period End Date Mar. 31, 2018  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Series A    
Entity Common Stock, Shares Outstanding   72,127,124
Series B    
Entity Common Stock, Shares Outstanding   2,929,777