Note 17 - Subsequent Events (Details Textual) - USD ($)	May 12, 2025	May 02, 2025	Apr. 29, 2025	Apr. 19, 2025	Apr. 04, 2025	Mar. 31, 2025	Dec. 31, 2024
Preferred Stock, Par or Stated Value Per Share (in dollars per share)						$ 0.001	$ 0.001
Subsequent Event [Member]
Purchase Agreement, Amount Advanced in Exchange for Extension of Closing Date				$ 1,400,000
Purchase Agreement, Purchase Price				43,000,000
Purchase Agreement, Amount of Extension Payment				$ 1,000,000
Subsequent Event [Member] | Convertible Senior Secured Notes [Member]
Debt Instrument, Face Amount					$ 300,000
Proceeds from Issuance of Secured Debt					$ 250,000
Debt, Discount Percentage					20.00%
Debt Instrument, Interest Rate, Stated Percentage					10.00%
Debt Instrument, Convertible, Conversion Price (in dollars per share)					$ 1.1
Ownership of Shares, Percent					4.99%
Ownership of Shares Elects, Percent					9.99%
Repayments of Debt		$ 300,000
Long-Term Debt, Gross		$ 312,500
April 2025 Securities Purchase Agreement [Member] | Subsequent Event [Member]
Proceeds from Issuance of Private Placement	$ 150,000		$ 2,500,000
Series D Preferred Stock [Member] | Subsequent Event [Member]
Preferred Stock, Par or Stated Value Per Share (in dollars per share)			$ 1,000
Stock Issuance Agreement, Shares Authorized (in shares)			5,000
Preferred Stock, Convertible, Conversion Price (in dollars per share)			$ 1.368
Convertible Preferred Stock, Shares Issued upon Conversion (in shares)			731
Preferred Stock, Dividend Rate, Percentage			10.00%
Preferred Stock Dividend Rate Triggering Event Percentage			18.00%
Series D Preferred Stock [Member] | Subsequent Event [Member] | Minimum [Member]
Preferred Stock, Convertible, Conversion Price (in dollars per share)			$ 0.274
Series D Preferred Stock [Member] | April 2025 Securities Purchase Agreement [Member] | Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	188		3,125
Preferred Stock, Par or Stated Value Per Share (in dollars per share)			$ 0.001