Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares	Jan. 31, 2023	Oct. 31, 2022
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)	10,291,067	10,193,287
Common stock, shares outstanding (in shares)	10,291,067	10,193,287