Note 13 - Leases (Details Textual) - USD ($)	1 Months Ended
	Jun. 30, 2022	Dec. 31, 2023
Operating Lease, Weighted Average Remaining Lease Term (Year)		2 years 9 months 7 days
Operating Lease, Weighted Average Discount Rate, Percent		4.66%
Laboratory Facility [Member]
Operating Lease, Exit Fee	$ 80,000