Segment and Geographic Information - Disaggregated Revenue to Products and Revenue (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	$ 1,835	$ 1,788	$ 1,492
IntersegmentEliminations
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[2]	(135)	(134)	(93)
Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[3]	949	1,031	966
Viator | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[4]	840	737	493
TheFork | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[5]	181	154	126
Other | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	45	51	52
Tripadvisor-Branded Hotels | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	585	659	650
Media And Platform | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1]	150	145	130
TripAdvisor- Experiences and dining | Brand Tripadvisor | Reportable Segments
Disaggregation Of Revenue [Line Items]
Total Revenue	[1],[2]	$ 169	$ 176	$ 134

[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] Certain personnel costs of $7 million, $6 million and $5 million for the years ended December 31, 2024, 2023 and 2022, respectively, were allocated to the Viator and TheFork segments.

[4] Includes allocated certain personnel costs from the Brand Tripadvisor segment of $3 million, $3 million and $2 million for the years ended December 31, 2024, 2023 and 2022, respectively.

[5] Includes allocated certain personnel costs from the Brand Tripadvisor segment of $4 million, $3 million and $3 million for the years ended December 31, 2024, 2023 and 2022, respectively.