Note 6 - Accrued Expenses - Summary of Accrued Expenses (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Accrued commissions	$ 2,433,353	$ 1,479,580
Reserve for processing losses	826,528	755,494
Other accrued expenses	246,444	821,167
Accrued taxes	294,953	320,854
Accrued salaries	0	344,013
Total accrued expenses	$ 3,801,278	$ 3,721,108

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Amount of valuation and qualifying accounts and reserves.

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