Note 1 - Summary of Significant Accounting Policies - Property and Equipment (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Cost	$ 10,472,744	$ 10,315,398
Accumulated depreciation	(7,109,013)	(6,990,076)
Net property and equipment	3,363,731	3,325,322
Automobiles [Member]
Cost	693,634	645,458
Furniture and Fixtures [Member]
Cost	526,657	525,843
Computer Equipment [Member]
Cost	5,093,380	5,037,301
Home Office [Member]
Cost	$ 4,159,073	$ 4,106,796