Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

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Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Jun. 30, 2024
Dec. 31, 2023
Preferred Stock, Par or Stated Value Per Share (in dollars per share) $ 0.001 $ 0.001
Preferred Stock, Shares Authorized (in shares) 10,000,000 10,000,000
Preferred Stock, Shares Issued (in shares) 22,858 23,656
Preferred Stock, Shares Outstanding (in shares) 22,858 23,656
Common Stock, Par or Stated Value Per Share (in dollars per share) $ 0.001 $ 0.001
Common Stock, Shares Authorized (in shares) 400,000,000 400,000,000
Common Stock, Shares, Outstanding (in shares) 7,242,978 4,774,116
Common Stock, Shares, Issued (in shares) 7,242,978 4,774,116