Accrued Expenses and Other Current Liabilities - Summary of Restructuring and other Related Reorganization Costs (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring and other related reorganization costs		$ 21	$ 22	$ 0
Employee Severance Member
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring and other related reorganization costs	$ 3		$ 22
One-time Termination Benefits | Brand Tripadvisor
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring and other related reorganization costs	$ 18