Note 6 - Intangible Assets and Goodwill - Changes in Intangible Assets and Goodwill (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Intangible assets, beginning balance	$ 30,299,703	$ 8,706,972
Intangible assets, additions	0	180,000
Intangible assets	0	0
Intangible assets, ending balance	30,299,703	8,886,972
Accumulated amortization, beginning balance	(5,356,315)	(2,847,820)
Accumulated amortization	0	0
Accumulated amortization, amortization	(980,394)	(217,978)
Accumulated amortization, ending balance	(6,336,709)	(3,065,798)
Goodwill, beginning balance	1,507,154
Goodwill, additions	0
Goodwill, impairment	0
Goodwill, ending balance	1,507,154	1,507,154
Total intangible assets and goodwill	26,450,542	5,859,152
Total intangible assets and goodwill	0	180,000
Total intangible assets and goodwill	0	0
Total intangible assets and goodwill	$ 25,470,148	$ 5,821,174