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Commitments and Contingencies (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2004 | Dec. 31, 2002
Loss Contingencies |  |  |  |
Operating leases, rent expense | $ 2,800 | $ 2,600 |  |
Sublease income | 271 | $ 353 |  |
Purchase obligation | $ 535 |  |  |
Minimum |  |  |  |
Loss Contingencies |  |  |  |
Remaining lease term (in years) | 1 year |  |  |
Term of lease | 1 year |  |  |
Maximum |  |  |  |
Loss Contingencies |  |  |  |
Term of lease | 7 years |  |  |
Travel Zoo Com Corporation |  |  |  |
Loss Contingencies |  |  |  |
Period for receiving shares under merger (in years) |  |  | 2 years | 2 years
Number of shares exchanged under merger(in shares) |  |  |  | 1
Board of Directors Chairman |  |  |  |
Loss Contingencies |  |  |  |
Ownership percentage held by related party | 40.20% | 50.30% |  |

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