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Consolidated Balance Sheets (Parentheticals) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Trade accounts receivable, allowance for doubtful accounts $ 384 $ 300
Preferred stock, par value (in dollars per share)   $ 0.1
Preferred Stock, Shares Authorized (in shares)   1,000,000
Preferred Stock, Shares Issued (in shares)   0
Common stock, par value (in dollars per share)   $ 0.1
Common Stock, Shares Authorized (in shares)   40,000,000
Common stock, shares issued (in shares) 21,069,079 20,783,607
Common stock, shares outstanding (in shares) 16,632,965 16,347,493
Treasury Stock, Common, Shares (in shares) 4,436,114 4,436,114