Note 18 - Other Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Share-based Payment Arrangement, Activity [Table Text Block]

	Options			Weighted Average Exercise Price		Warrants			Weighted Average Exercise Price
Balance at January 1, 2020		471,144		$	3.95		-
Granted		-					792,660			1.00
Cancelled/Expired		(471,144	)		3.95
Exercised/Issued		-					(597,500	)		1.00
Balance at December 31, 2020		-					195,160			1.00
Granted		-					128,572			1.75
Cancelled/Expired		-
Exercised/Issued							(195,160	)		1.00
Balance at December 31, 2021		-					128,572		$	1.75
Exercisable at December 31, 2021							128,572		$	1.75

Shares Reserved for Future Issuance [Table Text Block]

2020 Warrants	195,160
Series A Preferred Stock	5,482,000
Series B Preferred Stock	1,700,000
Shares reserved as of December 31, 2020	7,377,160
Series C Preferred Stock	1,700,000
Series D Preferred Stock	1,700,000
2020 Warrants exercised	(195,160	)
2021 Warrants	128,572
Shares reserved as of December 31, 2021	10,710,572