Annual report pursuant to Section 13 and 15(d)

Note 1 - Description of Business and Basis of Presentation (Details Textual)

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Note 1 - Description of Business and Basis of Presentation (Details Textual)
Sep. 29, 2023
$ / shares
Jan. 31, 2024
$ / shares
Jan. 31, 2023
$ / shares
Common Stock, Par or Stated Value Per Share (in dollars per share) $ 0.0001 $ 0.0001 $ 0.0001
Reverse Stock Split [Member]      
Stockholders' Equity Note, Stock Split, Conversion Ratio 20