Note 8 - Commitments (Details Textual) - USD ($) $ in Millions |
Mar. 31, 2026 |
Feb. 26, 2025 |
|---|---|---|
| Yale University [Member] | License Agreement [Member] | ||
| Other Commitment | $ 4.5 | |
| Simufilam Active Ingredient [Member] | ||
| Supply Commitment, Remaining Minimum Amount Committed | $ 0.4 |
| X | ||||||||||
- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The floor amount as of the balance sheet date that the entity must expend to satisfy the terms of disclosed arrangements (excluding long-term commitments) in which the entity must commit resources to supply goods or services to one or more customers. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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