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v3.25.0.1

Note 2 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Nov. 30, 2021 | Dec. 31, 2025 | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Contract with Customer, Liability, Current |  |  | $ 318,666 | $ 252,199 |  |
Advertising Expense |  |  | 39,400 | 33,200 | $ 31,600 |
Foreign Financial Institutions, Actual Deposits |  |  | $ 7,400 | 5,800 |  |
Required Escrow Deposit Amount, Maximum |  |  |  |  |  | $ 32,000
Number of Vessels Owned |  |  | 10 |  |  |
License Agreement, Term of Contract (Year) | 20 years |  |  |  |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  |  | $ 0 | 0 |  |
Office Space, Lease [Member] | Maximum [Member] |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 10 years |  |  |
Equipment Lease [Member] | Maximum [Member] |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 6 years |  |  |
Equipment Lease [Member] | Minimum [Member] |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 3 years |  |  |
Land for Safari Base Camps [Member] | Maximum [Member] |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 95 years |  |  |
Land for Safari Base Camps [Member] | Minimum [Member] |  |  |  |  |  |
Lessee, Operating Lease, Term of Contract (Year) |  |  | 12 years |  |  |
Trade Names [Member] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 15 years |  |  |
Customer Lists [Member] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 5 years |  |  |
Subsequent Event [Member] |  |  |  |  |  |
Number of Vessels Acquired |  | 2 |  |  |  |
Online Advertising [Member] |  |  |  |  |  |
Advertising Expense |  |  | $ 19,900 | 17,300 | 14,700 |
Sales Channel, Directly to Consumer [Member] |  |  |  |  |  |
Revenues |  |  |  | $ 68,700 | $ 59,000 |

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