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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Mar. 31, 2024
Dec. 31, 2023
Statement of Financial Position [Abstract]    
Preferred stock, par or stated value per share (in dollars per share) $ 0.50 $ 0.50
Preferred stock, shares authorized (in shares) 2,000,000 2,000,000
Preferred stock, shares issued (in shares) 0 0
Common stock, par or stated value per share (in dollars per share) $ 0.50 $ 0.50
Common stock, shares authorized (in shares) 40,000,000 40,000,000
Common stock, shares, issued (in shares) 15,505,772 15,505,772
Common stock, shares, outstanding (in shares) 13,627,848 13,582,375
Treasury stock shares (in shares) 1,877,924 1,923,397