Note 1 - Nature of Business and Basis of Presentation (Details Textual)	Apr. 30, 2026
Reverse Stock Split [Member] \| Subsequent Event [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	10

Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 20
-Name Accounting Standards Codification
-Section S50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479951/505-20-S50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 20
-Name Accounting Standards Codification
-Section S25
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479982/505-20-S25-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 4.C)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-4

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration