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Note 7 - Discontinued Operations - Sale of OMIDRIA - Net Income From Discontinued Operations (Details) - Discontinued Operations, Disposed of by Sale [Member] - Omidria Assets Disposal [Member] - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Interest earned on OMIDRIA contract royalty asset | $ 4,210 | $ 3,730 | $ 12,824 | $ 11,484
Remeasurement adjustments | 731 | 10,100 | 7,384 | 14,924
Other income, net | (60) | 76 | 423 | 480
Net income from discontinued operations, net of tax | $ 4,881 | $ 13,906 | $ 20,631 | $ 26,888

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