Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION (Details) - Stock options outstanding and exercisable under the 2010 Share Plan

v3.8.0.1
STOCK BASED COMPENSATION (Details) - Stock options outstanding and exercisable under the 2010 Share Plan - 2010 Share Plan [Member]
 6 Months Ended
Apr. 30, 2018
$ / shares
shares
Range Of Exercise Prices $0.67 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Number | shares 943,000
Options Outstanding,Weighted Average Remaining Contractual Life 7 years 32 days
Options Outstanding, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 0.67
Options Exercisable, Number | shares 566,059
Options Exercisable,Weighted Average Remaining Contractual Life 5 years 350 days
Options Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 0.67
Range Of Exercise Prices $2.27 To $7.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding, Number | shares 781,446
Options Outstanding,Weighted Average Remaining Contractual Life 5 years 47 days
Options Outstanding, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 2.79
Options Exercisable, Number | shares 556,200
Options Exercisable,Weighted Average Remaining Contractual Life 4 years 284 days
Options Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 2.90