Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares	Jul. 31, 2023	Oct. 31, 2022
Common Stock, Shares Authorized (in shares)	20,000,000	20,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.01	$ 0.01
Common Stock, Shares, Issued (in shares)	10,289,891	10,193,287
Common Stock, Shares, Outstanding (in shares)	10,289,891	10,193,287