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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2024
Dec. 31, 2023
CONSOLIDATED BALANCE SHEETS    
Capital stock, par value (in dollars per share) $ 2.00 $ 2.00
Capital stock, shares authorized (in shares) 20,000,000 20,000,000
Capital stock, shares issued (in shares) 16,428,388 16,428,388
Capital stock, shares outstanding (in shares) 15,279,783 15,172,131
Treasury stock (in shares) 1,148,605 1,256,257