STOCK BASED COMPENSATION ARRANGEMENTS (Details)	6 Months Ended
	Apr. 30, 2016 $ / shares shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Outstanding at beginning of period - Number Of Shares | shares	579,485
Granted - Number Of Shares | shares	38,092
Exercised - Number Of Shares | shares	(189,938)
Expired - Number Of Shares | shares	(105,933)
Outstanding at end of period - Number Of Shares | shares	321,706
Options exercisable at year-end - Number Of Shares | shares	283,614
Outstanding at beginning of year -Weighted Average Exercise Price (in dollars per share)	$ 2.82
Granted - Weighted Average Exercise Price (in dollars per share)	1.05
Exercised - Weighted Average Exercise Price (in dollars per share)	.68
Expired - Weighted Average Exercise Price (in dollars per share)	5.12
Outstanding at end of year - Weighted Average Exercise Price (in dollars per share)	3.11
Options exercisable at year-end - Weighted Average Exercise Price (in dollars per share)	3.39
Weighted-average fair value of options granted during the year - Weighted Average Exercise Price (in dollars Per share)	$ 1.05