STOCK OPTIONS (Details Textuals) (USD $)	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Expired unissued shares (Shares Available For Grant)		(2,004,000)
Cancelled unissured shares (Shares Available For Grant)		(23,000)
Shares approved by Shareholders (Shares Available for Grant)		2,656,000
Number Outstanding (in shares)	3,142,000	2,899,000	2,893,000	4,175,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	1,840,000	2,389,000	2,083,000	2,822,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	5 years
Stock option compensation expense	$ 5,117,000	$ 3,948,000	$ 2,647,000
Income tax benefit related to Stock Options	2,000,000	1,500,000	1,000,000
Pre-tax unrecognized compensation expense related to nonvested stock options	18,800,000
Pre-tax unrecognized compensation expense related to nonvested stock options, expected to be recognized over a weighted average period (in years)	3 years 9 months 4 days
Fair value of stock options, Vested	4,500,000	3,600,000	2,100,000
Excess tax benefit from stock option exercises	$ 5,126,000	$ 12,110,000	$ 6,346,000
Common Stock [Member]
Number Outstanding (in shares)	1,484,000
Common Class A [Member]
Number Outstanding (in shares)	1,658,000
Stock Option and Future Grants [Member]
Shares approved by Shareholders (Shares Available for Grant)	5,000,000
Number Outstanding (in shares)	3,100,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	1,800,000