Note 8 - OMIDRIA Royalty Obligation - Schedule of Royalty Obligation (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
OMIDRIA royalty obligation	$ 167,866
Principal payments on OMIDRIA royalty obligation	(4,670)	$ (1,722)
OMIDRIA royalty obligation	161,786
Royalty Obligation [Member]
OMIDRIA royalty obligation	167,866
Remeasurement on the OMIDRIA royalty obligation	(1,410)
Principal payments on OMIDRIA royalty obligation	(4,670)
OMIDRIA royalty obligation	$ 161,786

Amount of interest expense classified as operating and nonoperating. Includes, but is not limited to, cost of borrowing accounted for as interest expense.

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+ Details