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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Sep. 30, 2024
Dec. 31, 2023
Preferred Stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred Stock, shares authorized (in shares) 5,000,000 5,000,000
Common Stock, par value Per Share (in dollars per share) $ 0.01 $ 0.01
Common Stock, shares authorized (in shares) 80,000,000 80,000,000
Common Stock, shares issued (in shares) 43,616,621 43,394,509
Common Stock, shares outstanding (in shares) 43,616,621 43,394,509