Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION (Details) - Stock Option Plans

v3.19.2
STOCK BASED COMPENSATION (Details) - Stock Option Plans - shares
6 Months Ended
Apr. 30, 2019
Apr. 30, 2018
2010 Share Plan [Member]    
STOCK BASED COMPENSATION (Details) - Stock Option Plans [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 887,200  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   175,000
2018 Share Plan [Member]    
STOCK BASED COMPENSATION (Details) - Stock Option Plans [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 2,008,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   322,000
Stock Options Not Granted Under 2003 Share Plan 2010 Share Plan Or 2018 Share Plan [Member]    
STOCK BASED COMPENSATION (Details) - Stock Option Plans [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 1,780,000