Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

v2.4.1.9
Commitments and Contingencies (Details) (Trip Advisor, USD $)
In Millions, unless otherwise specified
 0 Months Ended
Mar. 31, 2015
Mar. 31, 2015
Trip Advisor
    
Operating leases    
Capitalization of construction-in-process costs $ 82us-gaap_ConstructionInProgressExpendituresIncurredButNotYetPaid
/ dei_LegalEntityAxis
= ltrpa_TripadvisorIncMember 		 
Construction in Progress Expenditures Incurred but Not yet Paid 82us-gaap_ConstructionInProgressExpendituresIncurredButNotYetPaid
/ dei_LegalEntityAxis
= ltrpa_TripadvisorIncMember 		 
Construction in progress $ 82us-gaap_ConstructionInProgressGross
/ dei_LegalEntityAxis
= ltrpa_TripadvisorIncMember 		$ 82us-gaap_ConstructionInProgressGross
/ dei_LegalEntityAxis
= ltrpa_TripadvisorIncMember