Note 11 - Commitments and Contingencies - Future Minimum Rental Payments (Details)	Jun. 30, 2023 USD ($)
Finance Lease, Liability, to be Paid, Year One	$ 73,291
Finance Lease, Liability, to be Paid, Year Two	$ 49,291

Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-6

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