v3.22.0.1

Acquisitions - Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Apr. 15, 2019
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |
Goodwill | $ 652,602 | $ 655,801 | $ 652,088 |
HotelTonight |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash, cash equivalents, and restricted cash |  |  |  | $ 55,960
Intangible assets |  |  |  | 88,000
Goodwill |  |  |  | 329,899
Net liabilities assumed |  |  |  | (32,502)
Total purchase consideration |  |  |  | $ 441,357

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