Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Summary of Segment Information

	Year ended December 31, 2020
	Hotels, Media & Platform (1)		Experiences & Dining			Other		Corporate and Unallocated			Total
	(in millions)
Revenue	$	361	$	186		$	57	$	—		$	604
Adjusted EBITDA		13		(79	)		15		—			(51	)
Depreciation and amortization									(125	)		(125	)
Stock-based compensation									(109	)		(109	)
Restructuring and other related reorganization costs									(41	)		(41	)
Impairment of goodwill									(3	)		(3	)
Operating income (loss)												(329	)
Other income (expense), net												(40	)
Income (loss) before income taxes												(369	)
(Provision) benefit for income taxes												80
Net income (loss)											$	(289	)

	Year ended December 31, 2019
	Hotels, Media & Platform (1)		Experiences & Dining		Other		Corporate and Unallocated			Total
	(in millions)
Revenue	$	939	$	456	$	165	$	—		$	1,560
Adjusted EBITDA		378		5		55		—			438
Depreciation and amortization								(126	)		(126	)
Stock-based compensation								(124	)		(124	)
Restructuring and other related reorganization costs								(1	)		(1	)
Operating income (loss)											187
Other income (expense), net											7
Income (loss) before income taxes											194
(Provision) benefit for income taxes											(68	)
Net income (loss)										$	126

	Year ended December 31, 2018
	Hotels, Media & Platform (1)		Experiences & Dining		Other		Corporate and Unallocated			Total
	(in millions)
Revenue	$	1,001	$	372	$	242	$	—		$	1,615
Adjusted EBITDA		329		48		45		—			422
Depreciation and amortization								(116	)		(116	)
Stock-based compensation								(118	)		(118	)
Legal reserves and settlements								(5	)		(5	)
Operating income (loss)											183
Other income (expense), net											(10	)
Income (loss) before income taxes											173
(Provision) benefit for income taxes											(60	)
Net income (loss)										$	113

(1) Includes allocated corporate general and administrative costs of $70 million, $69 million and $77 million and Tripadvisor-branded advertising expenses (primarily television advertising) of $10 million, $77 million and $122 million for the years ended December 31, 2020, 2019 and 2018, respectively.

Summary of Revenue by Geographic Area

The Company measures its geographic revenue information based on the physical location of the Tripadvisor subsidiary which generates the revenue, which is consistent with our measurement of long-lived physical assets, or property and equipment, net. As such, this geographic classification does not necessarily align with where the consumer resides, where the consumer is physically located while using the Company's services, or the location of the travel service provider, experience operator or restaurant.

	Year ended December 31,
	2020		2019		2018
	(in millions)
Revenue
United States	$	302	$	821	$	835
United Kingdom		169		466		508
All other countries		133		273		272
Total revenue	$	604	$	1,560	$	1,615

Property and Equipment, Net

The Company’s property and equipment, net for the United States and all other countries based on the geographic location of the assets consists of the following for the periods presented:

	December 31,
	2020		2019
	(in millions)
Property and equipment, net
United States	$	199	$	227
All other countries		41		43
Total	$	240	$	270