Goodwill and Intangible Assets, Net - Summary of Goodwill Activity by Reportable Segments (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021		Dec. 31, 2020
Goodwill [Line Items]
Beginning balance		$ 843	$ 862
Impairment		0	0		$ (3)
Foreign currency translation adjustments		(21)	(19)
Ending balance		822	843		862
Hotels, Media & Platform
Goodwill [Line Items]
Beginning balance		407	407
Allocation to new segments	[1]	(407)
Ending balance			407		407
Experiences & Dining Segment
Goodwill [Line Items]
Beginning balance		344	362
Allocation to new segments	[1]	(326)
Foreign currency translation adjustments		(18)	(18)
Ending balance			344		362
Other
Goodwill [Line Items]
Beginning balance	[2]	92	93
Allocation to new segments	[1],[2]	(87)
Foreign currency translation adjustments	[2]	(5)	(1)
Ending balance			$ 92	[2]	$ 93	[2]
Tripadvisor Core
Goodwill [Line Items]
Allocation to new segments	[1]	599
Ending balance		599
Viator
Goodwill [Line Items]
Allocation to new segments	[1]	120
Foreign currency translation adjustments		(1)
Ending balance		119
TheFork
Goodwill [Line Items]
Allocation to new segments	[1]	101
Foreign currency translation adjustments		3
Ending balance		$ 104

[1] Refer to “Note 19: Segment and Geographic Information” for information regarding our reportable segment changes in the second quarter of 2022.

[2] Other consists of the combination of Rentals, Flights & Car, and Cruises, and did not previously constitute a reportable segment.