Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 226		$ 205		$ 195
Other comprehensive income (loss):
Foreign currency translation adjustments	(31)	[1]	1	[1]	2	[1]
Total other comprehensive (loss) income	(31)		1		2
Comprehensive income	195		206		197
Less: comprehensive income attributable to noncontrolling interest					(1)
Comprehensive income attributable to TripAdvisor, Inc.	$ 195		$ 206		$ 196

[1] Foreign currency translation adjustments exclude income taxes due to our practice and intention to indefinitely reinvest the earnings of our foreign subsidiaries in those operations. See “Note 14 — Stockholders’ Equity”.