Note 14 - Acquisitions (Details Textual) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Feb. 14, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Stock Issued During Period, Value, New Issues		$ 7,969	$ 15,003	$ 11,097	$ 151,169
Asset Purchase Agreement [Member] | IconOVir Bio, Inc. [Member]
Stock Issued During Period, Shares, New Issues (in shares)	374,843
Stock Issued During Period, Value, New Issues	$ 4,000
Ownership Percentage, Debt instrument	28.30%
Asset Acquisition, Consideration Transferred	$ 3,100
Asset Purchase Agreement [Member] | IconOVir Bio, Inc. [Member] | One-time Payment for Net Sales Milestone [Member]
Other Commitment	$ 15,000