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Note 6 - Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Marketable Securities [Table Text Block]

		As of March 31, 2023				As of December 31, 2022
Marketable securities:
Amortized cost		$	70,290			$	87,411
Unrealized gains, net			381,293				510,321
Total fair value		$	451,583			$	597,732

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- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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- References

No definition available.

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