Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION (Details) - Stock options outstanding and exercisable under 2003 share plan

v3.6.0.2
STOCK BASED COMPENSATION (Details) - Stock options outstanding and exercisable under 2003 share plan - 2003 Share Plan [Member]
 3 Months Ended
Jan. 31, 2017
$ / shares
shares
Range Of Exercise Prices $1.79 To $7.75 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding and Exercisable, Number | shares 39,000
Options Outstanding and Exercisable, Weighted Average Remaining Contractual Life 1 year 204 days
Options Outstanding and Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 2.92
Range Of Exercise Prices $13.50 To $17.50 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding and Exercisable, Number | shares 22,400
Options Outstanding and Exercisable, Weighted Average Remaining Contractual Life 240 days
Options Outstanding and Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 16.33
Range Of Exercise Prices $18.75 To $23.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding and Exercisable, Number | shares 94,000
Options Outstanding and Exercisable, Weighted Average Remaining Contractual Life 211 days
Options Outstanding and Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 22.04
Range Of Exercise Prices $29.25 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Options Outstanding and Exercisable, Number | shares 40,000
Options Outstanding and Exercisable, Weighted Average Remaining Contractual Life 200 days
Options Outstanding and Exercisable, Weighted Average Exercise Price (in Dollars per share) | $ / shares $ 29.25