Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Jan. 31, 2023	Oct. 31, 2021
Accounts Receivable, Allowance for Credit Loss, Current	$ 271	$ 126
Common stock, shares authorized (in shares)	20,000,000
Common stock, par value (in dollars per share)	$ 0.01
Common Stock, Shares, Issued (in shares)	10,291,067
Common stock, shares outstanding (in shares)	10,291,067

Amount of allowance for credit loss on accounts receivable, classified as current.

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