Segment Information - Summary of Segment Information (Parenthetical) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Segment Reporting Information [Line Items] | ||
| General and administrative | $ 17 | $ 29 |
| Estimated potential settlement of a regulatory matter | 10 | |
| Viator | ||
| Segment Reporting Information [Line Items] | ||
| General and administrative | 2 | 2 |
| TheFork | ||
| Segment Reporting Information [Line Items] | ||
| General and administrative | 2 | 2 |
| Brand Tripadvisor | ||
| Segment Reporting Information [Line Items] | ||
| General and administrative | 1 | 1 |
| Legal reserves settlements and other | $ 11 | |
| General and Administrative | ||
| Segment Reporting Information [Line Items] | ||
| Estimated potential settlement of a regulatory matter | $ 10 | |