Note 11 - Operating Leases - Lease Costs and Other Information (Details) - USD ($)		12 Months Ended
		Dec. 31, 2025	Dec. 31, 2024
Operating lease cost
Fixed lease cost		$ 404,529	$ 427,519
Variable lease cost		74,186	66,523
Total lease cost		$ 478,715	$ 494,042
Weighted average remaining lease term (in years) (Year)		17 years 1 month 6 days	18 years 1 month 6 days
Weighted average discount rate(1)	[1]	6.56%	6.60%

[1] We assess the incremental borrowing rate at the commencement date and any subsequent modification dates.