Note 5 - Goodwill and Other Intangible Assets, Net - Summary of Intangible Assets (Details) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Other intangibles, gross	$ 13,961,649	$ 13,961,649
Less: accumulated amortization	4,784,392	4,469,089
Intangible assets, net	9,177,257	9,492,560
Customer Lists [Member]
Other intangibles, gross	9,316,000	9,316,000
Noncompete Agreements [Member]
Other intangibles, gross	200,000	200,000
Trademarks [Member]
Other intangibles, gross	$ 4,445,649	$ 4,445,649