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Interim Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Sep. 30, 2023
Dec. 31, 2022
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 45,000,000 45,000,000
Common stock, shares issued (in shares) 15,324,560 15,357,746
Common stock, shares outstanding (in shares) 15,324,560 15,357,746