Segment and Geographic Information - Disaggregated Revenue to Products and Revenue (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	$ 1,788	$ 1,492	$ 902
IntersegmentEliminations
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[2]	(134)	(93)	(32)
Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[3]	1,031	966	665
Viator | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[4]	737	493	184
TheFork | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[5]	154	126	85
Other | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	51	52	46
Tripadvisor-Branded Hotels | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	659	650	451
Media And Platform | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	145	130	98
TripAdvisor- Experiences and dining | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[2]	$ 176	$ 134	$ 70

[1] Our revenue is recognized primarily at a point in time for all reported segments.

[2] Tripadvisor experiences and dining revenue within the Brand Tripadvisor segment is shown gross of intersegment (intercompany) revenue, which is eliminated on a consolidated basis.

[3] Corporate general and administrative personnel costs of $6 million, $5 million and $6 million for the years ended December 31, 2023, 2022 and 2021, respectively, were allocated to the Viator and TheFork segments.

[4] Includes allocated corporate general and administrative personnel costs from our Brand Tripadvisor segment of $3 million, $2 million and $3 million for the years ended December 31, 2023, 2022 and 2021, respectively.

[5] Includes allocated corporate general and administrative personnel costs from our Brand Tripadvisor segment of $3 million, $3 million and $3 million for the years ended December 31, 2023, 2022 and 2021, respectively.