Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481112/505-10-50-3

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Note 10 - Subsequent Events (Details Textual) - shares	1 Months Ended	3 Months Ended
Note 10 - Subsequent Events (Details Textual) - shares	May 15, 2023	Mar. 31, 2023	Mar. 15, 2023
Warrants Exercised		(158,731)
Pre-funded Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights			1,071,429
Pre-funded Warrant [Member] \| Subsequent Event [Member]
Warrants Exercised	368,429
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	578,000