Note 11 - Related Party Transactions (Details Textual) - USD ($)	Sep. 30, 2022	Dec. 31, 2021	Aug. 19, 2021
Related Party Transactions [Abstract]
Warrants to purchase common stock			377,474
Warrants exercise price			$ 3.45
Warrants,expiration date	Aug. 26, 2026
Due to related parties, total	$ 111,250	$ 110,000

Carrying amount as of the balance sheet date of obligations due all related parties.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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+ Details