Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Oct. 31, 2022	Oct. 31, 2021
Accounts Receivable, Allowance for Credit Loss, Current	$ 126	$ 87
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares issued (in shares)	10,193,287	10,058,571
Common stock, shares outstanding (in shares)	10,193,287	10,058,571