Note 2 - Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Net income (loss) attributable to Lindblad Expeditions Holdings, Inc.	$ 1,161	$ (3,979)
Series A redeemable convertible preferred stock dividend	1,204	1,136
Net loss available to stockholders	$ (43)	$ (5,115)
Total weighted average shares outstanding, basic (in shares)	54,623,008	53,372,171
Total weighted average shares outstanding, diluted (in shares)	54,623,008	53,372,171
Basic (in dollars per share)	$ (0)	$ (0.1)
Diluted (in dollars per share)	$ (0)	$ (0.1)