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Note 4 - Financial Statement Details (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block] |
|  | As of September 30, |
|  | 2025 |  |  | 2024 |
(In thousands) |  |  | (unaudited) |
Cash and cash equivalents |  | $ | 261,781 |  |  | $ | 193,881 |
Restricted cash |  |  | 28,343 |  |  |  | 30,694 |
Total cash, cash equivalents and restricted cash as presented in the statement of cash flows |  | $ | 290,124 |  |  | $ | 224,575 |
Restricted Cash and Marketable Securities [Table Text Block] |
|  | As of September 30, 2025 |  |  | As of December 31, 2024 |
(In thousands) |  | (unaudited) |  |  |  |  |
Credit card processor reserves |  | $ | 12,500 |  |  | $ | 12,750 |
Federal Maritime Commission and other escrow |  |  | 14,476 |  |  |  | 18,101 |
Certificates of deposit and other restricted deposits |  |  | 1,367 |  |  |  | 1,351 |
Total restricted cash |  | $ | 28,343 |  |  | $ | 32,202 |
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
|  | As of September 30, 2025 |  |  | As of December 31, 2024 |
(In thousands) |  |  | (unaudited) |  |  |  |  |
Prepaid tour expenses |  | $ | 34,422 |  |  | $ | 28,585 |
Other |  |  | 39,242 |  |  |  | 33,705 |
Total prepaid expenses and other current assets |  | $ | 73,664 |  |  | $ | 62,290 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
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