Note 1 - Organization (Details Textual) - USD ($) $ in Thousands	Oct. 31, 2013	Dec. 31, 2025	Dec. 31, 2024
Retained Earnings (Accumulated Deficit)		$ (106,557)	$ (99,688)
Cash and Cash Equivalent		$ 1,352	$ 2,486
Spin Off From Harvard Bioscience, Inc. [Member]
Cash Acquired From Spin Off	$ 15,000

Amount of accumulated undistributed earnings (deficit).

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