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STOCK-BASED COMPENSATION (Summary of Stock Option Activity and Related Information) (Details) - $ / shares
 12 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2018
Stock Options      
Outstanding at beginning of period 37,045 37,045 78,725
Outstanding at end of period 33,307 37,045 37,045
Employee Stock Option      
Stock Options      
Options granted 0 0 0
Options cancelled 0 0 0
Options Expired 0 0 0
Options exercised (3,738) 0 (41,680)
Weighted Average Exercise Price      
Outstanding at beginning of period $ 21.69 $ 21.69 $ 20.97
Options granted 0 0 0
Options cancelled 0 0 0
Options Expired 0 0 0
Options exercised 18.13 0 20.33
Outstanding at end of period $ 22.09 $ 21.69 $ 21.69