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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Statement of Financial Position [Abstract]    
Allowance for credit loss $ 734 $ 762
Common stock, par value (in dollars per share) $ 1 $ 1
Common stock, shares authorized (in shares) 24,000,000 24,000,000
Common stock, shares issued (in shares) 11,085,103 10,158,219
Common stock, shares outstanding (in shares) 11,085,103 10,158,219
Common stock in treasury, at cost (in shares) 926,884 924,504