Note 18 - Subsequent Events (Details Textual) - Subsequent Event [Member]	1 Months Ended
	May 09, 2024 shares
Conversion of Series B Preferred Stock to Common Stock [Member]
Conversion of Stock, Shares Converted (in shares)	273
Conversion of Stock, Shares Issued (in shares)	1,092,000
Conversion of Series C Preferred Stock to Common Stock [Member]
Conversion of Stock, Shares Converted (in shares)	660
Conversion of Stock, Shares Issued (in shares)	4,714,380