Note 14 - Stockholders' Equity - Preferred Stock Assumptions (Details) - Series B Preferred Stock [Member]	Sep. 09, 2022	Sep. 08, 2022
Measurement Input, Price Volatility [Member]
Preferred stock assumption	0.796	0.796
Measurement Input, Expected Term [Member]
Preferred stock assumption	1.3	1.3
Measurement Input, Risk Free Interest Rate [Member]
Preferred stock assumption	0.0364	0.0364
Measurement Input, Expected Dividend Rate [Member]
Preferred stock assumption	0.0000	0.0000
Measurement Input, Share Price [Member]
Preferred stock assumption	2.10	8.05