Note 7 - Factoring - Due From Factor (Details) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Original invoice value	$ 99,000	$ 241,715
Factored amount	(49,500)	(181,262)
Due from factor	$ 49,500	$ 60,453

Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer.

No definition available.

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