INCOME TAXES (Details Textuals) (USD $)	3 Months Ended		9 Months Ended
	Jul. 31, 2012	Jul. 31, 2011	Jul. 31, 2012	Jul. 31, 2011	Oct. 31, 2011
Unrecognized tax benefits on uncertain tax position	$ 1,825,000		$ 1,825,000		$ 1,834,000
Unrecognized tax benefits that would impact effective tax rate	1,200,000		1,200,000
Effective Income Tax Rate, Continuing Operations			33.30%	29.70%
Net Income Impact from Research and Development Tax Credits	900,000	900,000
Aggregate Net Income Impact From Tax Related Items, Net of Expenses		2,000,000
Net Income Impact From Filing Amended Tax Returns, Net Of Expenses		$ 900,000