Note 3 - Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net loss attributable to Lindblad Expeditions Holdings, Inc.	$ (31,179)	$ (45,610)	$ (111,381)
Series A redeemable convertible preferred stock dividend	4,641	4,373	4,671
Net loss available to stockholders	$ (35,820)	$ (49,983)	$ (116,052)
Total weighted average shares outstanding, basic (in shares)	53,817,462	53,256,513	52,018,987
Total weighted average shares outstanding, diluted (in shares)	53,817,462	53,256,513	52,018,987
Basic (in dollars per share)	$ (0.67)	$ (0.94)	$ (2.23)
Diluted (in dollars per share)	$ (0.67)	$ (0.94)	$ (2.23)