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Note 4 - Inventory (Details Textual) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2026 | Dec. 31, 2025
Inventory, Noncurrent | $ 75,486 | $ 15,689
Inventory Valuation Reserves | 6,171 | 6,171
Briumvi Ublituximab [Member] |  |
Inventory, Noncurrent | 75,500 |
Inventory Write-down | 0 |
Inventory Valuation Reserves | $ 6,200 | $ 6,200

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- Definition Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480657/210-10-S50-7 + Details
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