Note 13 - Related Party Transaction (Details Textual) - USD ($)	1 Months Ended
	Sep. 30, 2020	Feb. 02, 2023
The Loan [Member]
Debt Instrument, Fee Amount		$ 50,000
Ladenburg Thalmann and Co. Inc. [Member] | Series A Preferred Stock [Member] | First ATM Offering Program [Member]
Preferred Stock, Dividend Rate, Percentage	10.00%