Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012		Jun. 30, 2013		Jun. 30, 2012
Income Statement [Abstract]
Revenue	$ 192,615		$ 141,408		$ 362,023		$ 273,535
Related-party revenue from Expedia	54,322		55,740		114,833		107,328
Total revenue	246,937		197,148		476,856		380,863
Costs and expenses:
Cost of revenue (exclusive of amortization)	4,284	[1]	2,926	[1]	7,928	[1]	5,660	[1]
Selling and marketing	82,574	[2]	64,243	[2]	161,865	[2]	131,632	[2]
Technology and content	31,903	[2]	21,574	[2]	60,718	[2]	39,415	[2]
General and administrative	25,552	[2]	18,252	[2]	47,985	[2]	34,506	[2]
Depreciation	6,876		4,715		13,200		8,996
Amortization of intangible assets	1,630		1,760		2,739		3,599
Total costs and expenses	152,819		113,470		294,435		223,808
Operating income	94,118		83,678		182,421		157,055
Other income (expense):
Interest expense, net	(2,066)		(2,405)		(4,472)		(5,337)
Other, net	(2,150)		(4,539)		(3,611)		(3,843)
Total other expense, net	(4,216)		(6,944)		(8,083)		(9,180)
Income before income taxes	89,902		76,734		174,338		147,875
Provision for income taxes	(22,914)		(23,569)		(45,051)		(46,539)
Net income	66,988		53,165		129,287		101,336
Net (income) loss attributable to noncontrolling interests			(146)				(206)
Net income attributable to TripAdvisor, Inc.	66,988		53,019		129,287		101,130
Earnings Per Share attributable to TripAdvisor, Inc.:
Basic	$ 0.47		$ 0.38		$ 0.90		$ 0.74
Diluted	$ 0.46		$ 0.37		$ 0.89		$ 0.73
Weighted Average Common Shares Outstanding:
Basic	143,531		139,278		143,297		136,516
Diluted	145,664		141,737		145,160		138,947
(1) Excludes amortization as follows:
Amortization of acquired technology included in amortization of intangibles	255		182		411		364
Amortization of website development costs included in depreciation	4,630		2,979		8,787		5,692
Excluded Amortization	4,885		3,161		9,198		6,056
(2) Includes stock-based compensation as follows:
Selling and marketing	2,244		923		4,559		2,001
Technology and content	4,024		2,426		10,422		3,938
General and administrative	$ 3,940		$ 3,419		$ 8,838		$ 5,521

[1] Excludes amortization as follows:

[2] Includes stock-based compensation as follows: