Note 7 - Intangible Assets - Schedule of Intangible Assets (Details) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Intangible asset, gross	$ 6,037,021	$ 6,450,208
Accumulated amortizatio	(3,373,710)	(3,275,010)
Finite-Lived Intangible Assets, Net, Ending Balance	2,663,311	3,175,198
Patents [Member]
Intangible asset, gross	16,000	16,000
Accumulated amortizatio	(16,000)	(16,000)
Finite-Lived Intangible Assets, Net, Ending Balance	0	0
Trade Names [Member]
Intangible asset, gross	789,212	846,186
Accumulated amortizatio	(789,212)	(843,240)
Finite-Lived Intangible Assets, Net, Ending Balance	0	2,946
Technology and Software [Member]
Intangible asset, gross	587,776	624,162
Accumulated amortizatio	(587,776)	(624,162)
Finite-Lived Intangible Assets, Net, Ending Balance	0	0
Customer Relationships [Member]
Intangible asset, gross	4,644,033	4,963,860
Accumulated amortizatio	(1,980,722)	(1,791,608)
Finite-Lived Intangible Assets, Net, Ending Balance	$ 2,663,311	$ 3,172,252