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Note 2 - Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Fair Value, by Balance Sheet Grouping [Table Text Block]

					June 30, 2023								December 31, 2022
Financial Assets:		Level			Carrying Value				Fair Value				Carrying Value				Fair Value
Cash and cash equivalents		2			$	8,386,252			$	8,386,252			$	7,148,207			$	7,148,207
Certificates of deposit		2				-				-				1,004,603				999,919
Total					$	8,386,252			$	8,386,252			$	8,152,810			$	8,148,126

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- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482907/825-10-50-11

+ Details

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X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration