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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for uncollectible accounts $ 528 $ 444
Preferred Stock, par value $ 0 $ 0
Preferred Stock, shares authorized 20,000,000 20,000,000
Preferred Stock, shares outstanding 0 0
Common stock, par value $ 1 $ 1
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 13,312,568 13,269,118
Treasury stock, shares 1,714,119 1,646,420