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Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2024
Dec. 31, 2023
Statement of Financial Position [Abstract]    
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, shares authorized (in shares) 40,000,000 40,000,000
Common stock, shares issued (in shares) 13,775,978 13,606,399
Common stock, shares outstanding (in shares) 12,927,962 12,758,383
Treasury stock, shares (in shares) 848,016 848,016