Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 66,988	$ 53,165	$ 129,287	$ 101,336
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	95	(1,196)	(3,561)	231
Available-for-sale investments:
Change in net unrealized gain (loss)	(593)		(545)
Less: reclassification adjustment for gains (losses) included in net income
Net change (net of tax effect of $404 and $372)	(593)		(545)
Total other comprehensive income (loss), net of tax	(498)	(1,196)	(4,106)	231
Comprehensive income	66,490	51,969	125,181	101,567
Less: Comprehensive (income) loss attributable to noncontrolling interests		(146)		(206)
Comprehensive income attributable to TripAdvisor, Inc.	$ 66,490	$ 51,823	$ 125,181	$ 101,361