Note 2 - Going Concern (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Apr. 30, 2025 |
Mar. 31, 2025 |
Mar. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Retained Earnings (Accumulated Deficit) | $ (104,424) | $ (87,084) | $ (76,624) | ||
| Cash Provided by (Used in) Operating Activity, Including Discontinued Operation | $ (2,511) | $ (1,319) | $ (6,155) | $ (2,172) | |
| Evoke Neuroscience, Inc. [Member] | Subsequent Event [Member] | |||||
| Payments to Acquire Businesses, Gross | $ 3,000 | ||||
| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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