Note 5 - Receivables (Details Textual) - USD ($)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts Receivable, after Allowance for Credit Loss	$ 1,117,862	$ 1,629,559	$ 1,664,862

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant