Note 1 - Summary of Significant Accounting Policies - Intangible Assets (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets, Gross	$ 1,053,283	$ 47,500
Finite-Lived Intangible Assets, Accumulated Amortization	$ 52,388	19,792
Guild Customer, Broker Relationships, and Name Recognition [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	15 years
Finite-Lived Intangible Assets, Gross	$ 1,005,783	0
Finite-Lived Intangible Assets, Accumulated Amortization	$ 16,763	0
Katkin Customer, Supplier Relationships, Certifications, and System [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	3 years
Finite-Lived Intangible Assets, Gross	$ 47,500	47,500
Finite-Lived Intangible Assets, Accumulated Amortization	$ 35,625	$ 19,792