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Note 1 - Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

		December 31,
		2023				2022
Billed receivable		$	410,617			$	115,469
Unbilled receivable			55,542				214,532
		$	466,159			$	330,001

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

		December 31,
		2023				2022
Prepaid insurance		$	209,888			$	265,429
Prepaid expenses - various			117,887				124,273
Prepaid taxes			—				2,534
		$	327,775			$	392,236

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

		December 31,
		2023				2022
Research and development expenses		$	575,436			$	1,067,958
Legal expenses			1,957				56,514
Other			79,052				151,841
		$	656,445			$	1,276,313

Schedule of Accrued Liabilities [Table Text Block]

		December 31,
		2023				2022
Employee wages and benefits		$	561,720			$	580,264
Research and development expenses			274,080				343,457
Legal expenses			210,004				—
Other			11,360				31,360
		$	1,057,164			$	955,081

Schedule of Research and Development Costs [Table Text Block]

		Years Ended December 31,
		2023				2022
Outside contracted services		$	2,677,941			$	3,707,269
Personnel related costs			553,741				743,051
Facilities, overhead and other			65,584				51,045
		$	3,297,266			$	4,501,365

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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
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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