Annual report pursuant to Section 13 and 15(d)

SHAREHOLDERS` EQUITY (Details) - Stock options outstanding under the 2018

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SHAREHOLDERS` EQUITY (Details) - Stock options outstanding under the 2018 - 2018 Share Plan [Member] - Range Of Exercise Prices $3.70 To $4.61 [Member]
12 Months Ended
Oct. 31, 2018
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Number | shares 3,482,000
Options Outstanding,Weighted Average Remaining Contractual Life 9 years 189 days
Options Outstanding, Weighted Average Exercise Price | $ / shares $ 3.73
Options Exercisable, Number | shares 828,611
Options Exercisable,Weighted Average Remaining Contractual Life 9 years 189 days
Options Exercisable, Weighted Average Exercise Price | $ / shares $ 3.71