| Segment Reporting [Table Text Block] |
| | | For the three months ended June 30, | | | For the six months ended June 30, | |
| | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| (In thousands) | | (unaudited) | | | (unaudited) | |
| Tour revenues: | | | | | | | | | | | | | | | | |
| Lindblad | | $ | 129,232 | | | $ | 111,045 | | | $ | 281,721 | | | $ | 242,153 | |
| Land Experiences | | | 70,015 | | | | 56,900 | | | | 125,539 | | | | 105,513 | |
| Total tour revenues | | $ | 199,247 | | | $ | 167,945 | | | $ | 407,260 | | | $ | 347,666 | |
| Operating income: | | | | | | | | | | | | | | | | |
| Lindblad | | $ | 3,850 | | | $ | (2,070 | ) | | $ | 14,415 | | | $ | 6,316 | |
| Land Experiences | | | 8,104 | | | | 6,477 | | | | 13,153 | | | | 8,705 | |
| Operating income | | $ | 11,954 | | | $ | 4,407 | | | $ | 27,568 | | | $ | 15,021 | |
| | | Lindblad Segment | |
| | | For the three months ended June 30, | | | For the six months ended June 30, | |
| | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| (In thousands) | | (unaudited) | | | (unaudited) | |
| Tour revenues | | $ | 129,232 | | | $ | 111,045 | | | $ | 281,721 | | | $ | 242,153 | |
| | | | | | | | | | | | | | | | | |
| Cost of tours | | | 61,644 | | | | 58,469 | | | | 138,539 | | | | 123,292 | |
| General and administrative | | | 21,514 | | | | 20,945 | | | | 41,188 | | | | 42,077 | |
| Selling and marketing | | | 25,381 | | | | 20,449 | | | | 54,681 | | | | 43,156 | |
| Depreciation and amortization | | | 16,843 | | | | 13,252 | | | | 32,898 | | | | 27,312 | |
| Operating income | | $ | 3,850 | | | $ | (2,070 | ) | | $ | 14,415 | | | $ | 6,316 | |
| | | Land Experiences Segment | |
| | | For the three months ended June 30, | | | For the six months ended June 30, | |
| | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| (In thousands) | | (unaudited) | | | (unaudited) | |
| Tour revenues | | $ | 70,015 | | | $ | 56,900 | | | $ | 125,539 | | | $ | 105,513 | |
| | | | | | | | | | | | | | | | | |
| Cost of tours | | | 40,968 | | | | 32,922 | | | | 70,816 | | | | 60,947 | |
| General and administrative | | | 12,655 | | | | 10,138 | | | | 25,028 | | | | 21,728 | |
| Selling and marketing | | | 6,643 | | | | 5,941 | | | | 13,279 | | | | 11,476 | |
| Depreciation and amortization | | | 1,645 | | | | 1,422 | | | | 3,263 | | | | 2,657 | |
| Operating income | | $ | 8,104 | | | $ | 6,477 | | | $ | 13,153 | | | $ | 8,705 | |
| | | | For the three months ended June 30, | | | | For the six months ended June 30, | |
| | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| (In thousands) | | (unaudited) | | | (unaudited) | |
| Depreciation and amortization: | | | | | | | | | | | | | | | | |
| Lindblad: | | | | | | | | | | | | | | | | |
| Depreciation | | $ | 16,773 | | | $ | 13,230 | | | $ | 32,757 | | | $ | 27,268 | |
| Amortization | | | 70 | | | | 22 | | | | 141 | | | | 44 | |
| Land Experiences: | | | | | | | | | | | | | | | | |
| Depreciation | | | 1,226 | | | | 823 | | | | 2,346 | | | | 1,460 | |
| Amortization | | | 419 | | | | 599 | | | | 917 | | | | 1,197 | |
| Total depreciation and amortization | | $ | 18,488 | | | $ | 14,674 | | | $ | 36,161 | | | $ | 29,969 | |
| | | As of June 30, 2026 | | | As of December 31, 2025 | |
| (In thousands) | | | (unaudited) | | | | | |
| | | | | | | | | |
| Total Assets: | | | | | | | | |
| Lindblad | | $ | 683,485 | | | $ | 711,211 | |
| Land Experiences | | | 350,536 | | | | 268,747 | |
| Total assets | | $ | 1,034,021 | | | $ | 979,958 | |
| | | | | | | | | |
| Intangibles, net: | | | | | | | | |
| Lindblad | | $ | 4,382 | | | $ | 4,523 | |
| Land Experiences | | | 11,160 | | | | 12,076 | |
| Total intangibles, net | | $ | 15,542 | | | $ | 16,599 | |
| | | | | | | | | |
| Goodwill: | | | | | | | | |
| Lindblad | | $ | - | | | $ | - | |
| Land Experiences | | | 60,609 | | | | 60,609 | |
| Total goodwill | | $ | 60,609 | | | $ | 60,609 | |
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