Note 6 - Segment Reporting (Details Textual)	12 Months Ended
Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Number of Operating Segments	3
Revenues, Total	$ 1,521,124	$ 1,485,605
Intersegment Eliminations [Member]
Revenues, Total	$ 0	$ 0

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details