Note 2 - Significant Accounting Policies (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
Jan. 31, 2025 |
Oct. 23, 2024 |
|||
| Insurance Premiums Dues Subscription and Software Cost Paid In Advance | $ 10,000 | $ 10,000 | |||||||
| Cash, FDIC Insured Amount | $ 250,000 | $ 250,000 | |||||||
| Weighted Average Number of Shares Outstanding, Basic (in shares) | [1] | 6,998,082 | 3,502,927 | 6,992,761 | 3,349,440 | ||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 754,939 | 490,549 | 754,939 | 490,549 | |||||
| Research and Development Expense | $ 1,730,000 | $ 1,130,978 | $ 3,373,375 | $ 2,097,088 | |||||
| License Agreement [Member] | |||||||||
| Initial Cash Payment for License Agreement | $ 1,000,000 | $ 1,000,000 | |||||||
| Additional Cash Payment for License Agreement | $ 3,000,000 | $ 3,000,000 | |||||||
| License Agreement, Upfront Payments [Member] | |||||||||
| Research and Development Expense | 4,000,000 | ||||||||
| License Agreement, Value of Common Stock [Member] | |||||||||
| Research and Development Expense | 4,600,000 | ||||||||
| Fair Value, Recurring [Member] | |||||||||
| Liabilities, Fair Value Disclosure | $ 0 | $ 0 | $ 0 | ||||||
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