v3.25.2
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Jun. 30, 2025
Dec. 31, 2024
Preferred Stock, Par or Stated Value Per Share (in dollars per share) $ 0.001 $ 0.001
Preferred Stock, Shares Authorized (in shares) 1,800,000 1,800,000
Common Stock, Par or Stated Value Per Share (in dollars per share) $ 0.001 $ 0.001
Common Stock, Shares Authorized (in shares) 500,000,000 500,000,000
Common Stock, Shares, Outstanding (in shares) 259,946,903 257,286,631
Common Stock, Shares, Issued (in shares) 259,946,903 257,286,631
Series A Preferred Stock [Member]    
Preferred Stock, Shares Authorized (in shares) 300,000 300,000
Preferred Stock, Shares Outstanding (in shares) 122,366 122,930
Preferred Stock, Shares Issued (in shares) 122,366 122,930
Series B Preferred Stock [Member]    
Preferred Stock, Shares Authorized (in shares) 1,500,000 1,500,000
Preferred Stock, Shares Outstanding (in shares) 0 0
Preferred Stock, Shares Issued (in shares) 0 0