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Note 1 - Organization and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | December 31, |
|  | 2024 |  |  | 2023 |
Billed receivable |  | $ | 173,993 |  |  | $ | 410,617 |
Unbilled receivable |  | $ | 63,034 |  |  |  | 55,542 |
|  | $ | 237,027 |  |  | $ | 466,159 |
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
|  | December 31, |
|  | 2024 |  |  | 2023 |
Prepaid insurance |  | $ | 182,270 |  |  | $ | 209,888 |
Prepaid expenses - various |  |  | 117,560 |  |  |  | 117,887 |
Prepaid taxes |  |  | 3,236 |  |  |  | — |
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] |
|  | December 31, |
|  | 2024 |  |  | 2023 |
Research and development expenses |  | $ | 340,698 |  |  | $ | 575,436 |
Legal expenses |  |  | 68,420 |  |  |  | 1,957 |
Other |  |  | 73,202 |  |  |  | 79,052 |
Schedule of Accrued Liabilities [Table Text Block] |
|  | December 31, |
|  | 2024 |  |  | 2023 |
Employee wages and benefits |  | $ | 496,905 |  |  | $ | 561,720 |
Research and development expenses |  |  | 437,196 |  |  |  | 274,080 |
Legal expenses |  |  | 25,000 |  |  |  | 210,004 |
Other |  |  | 11,360 |  |  |  | 11,360 |
|  | $ | 970,462 |  |  | $ | 1,057,164 |
Schedule of Research and Development Costs [Table Text Block] |
|  | Years Ended December 31, |
|  | 2024 |  |  | 2023 |
Outside contracted services |  | $ | 1,503,397 |  |  | $ | 2,677,941 |
Personnel related costs |  |  | 473,444 |  |  |  | 553,741 |
Facilities, overhead and other |  |  | 67,412 |  |  |  | 65,584 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Tabular disclosure of the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses. + References No definition available. + Details
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