Note 2 - Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

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

			June 30, 2024				December 31, 2023
Financial Assets:	Level		Carrying Value		Fair Value		Carrying Value		Fair Value
Cash and cash equivalents		2	$	7,866,811	$	7,866,811	$	7,546,689	$	7,546,689
Certificates of deposit		2		1,526,680		1,499,234		1,525,173		1,499,675
Total			$	9,393,491	$	9,366,045	$	9,071,862	$	9,046,364