Note 15 - Leases (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Operating Lease, Payments	$ 130,000
Lease, Cost	128,000
Increase (Decrease) in Operating Lease Liability	119,000
Operating Lease, Right-of-Use Asset	1,285,000	$ 1,402,000
Operating Lease, Liability	$ 1,323,000	$ 1,442,000
Operating Lease, Weighted Average Remaining Lease Term (Year)	2 years 11 months 8 days
Operating Lease, Weighted Average Discount Rate, Percent	3.20%