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Business Description and Basis of Presentation - Additional Information (Details) shares in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 USD ($) VotePerShare Vote Market | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) VotePerShare Vote Market shares | Sep. 30, 2021 USD ($)
Description Of Business And Basis Of Presentation [Line Items] |  |  |  |
Number of markets with localized versions of website | Market | 40 |  | 40 |
Liberty Tripadvisor Holdings, Inc. |  |  |  |
Description Of Business And Basis Of Presentation [Line Items] |  |  |  |
Beneficially ownership of shares of common stock |  |  | 16.4 |
Percentage taken from outstanding shares of common stock |  |  | 13.00% |
Percentage of beneficially ownership of shares of common stock class B |  |  | 21.00% |
Right to voting |  |  | one vote per share |
Vote per common stock share | VotePerShare | 1 |  | 1 |
Beneficially ownership of equity securities |  |  | 57.00% |
Related party transactions | $ | $ 0 | $ 0 | $ 0 | $ 0
Liberty Tripadvisor Holdings, Inc. | Class B Common Stock |  |  |  |
Description Of Business And Basis Of Presentation [Line Items] |  |  |  |
Beneficially ownership of shares of common stock |  |  | 12.8 |
Percentage taken from outstanding shares of common stock |  |  | 100.00% |
Right to voting |  |  | ten votes per share |
Vote per common stock share | Vote | 10 |  | 10 |

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