Note 5 - Paycheck Protection Program ("PPP") Loan (Details Textual) - Paycheck Protection Program Loan [Member] - USD ($)	Sep. 16, 2021	May 07, 2020
Proceeds from Issuance of Debt		$ 544,842
Debt Instrument, Decrease, Forgiveness	$ 544,842

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585

Name:	us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration