Note 3 - Accrued Expenses - Summary of Accrued Expenses (Details) - USD ($)	Sep. 30, 2024	Dec. 31, 2023
Accrued commissions	$ 772,472	$ 2,433,353
Reserve for processing losses	925,528	826,528
Other accrued expenses	745,293	246,444
Accrued taxes	237,132	294,953
Accrued salaries	198,944	0
Total accrued expenses	$ 2,879,369	$ 3,801,278