Segment Information - Summary of Segment Information (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Segment Reporting Information [Line Items]
General and administrative	$ 48	$ 40
Viator
Segment Reporting Information [Line Items]
General and administrative	1	1
TheFork
Segment Reporting Information [Line Items]
General and administrative	1	1
Tripadvisor Core
Segment Reporting Information [Line Items]
General and administrative	2	$ 2
General and Administrative
Segment Reporting Information [Line Items]
Capitalized Transaction Cost	$ 3