GOODWILL AND OTHER INTANGIBLE ASSETS (Details Textuals) (USD $)	3 Months Ended		9 Months Ended
	Jul. 31, 2011	Jul. 31, 2010	Jul. 31, 2011	Jul. 31, 2010
Acquired Indefinite-lived Intangible Assets [Line Items]
Amortization expense related to intangible assets	$ 1,878,000	$ 1,976,000	$ 5,422,000	$ 5,446,000
Estimated Amortization expense related to intangible assets, current year			1,883,000
Estimated Amortization expense related to intangible assets, year one			6,820,000
Estimated Amortization expense related to intangible assets, year two			6,248,000
Estimated Amortization expense related to intangible assets, year three			5,898,000
Estimated Amortization expense related to intangible assets, year four			4,710,000
Estimated Amortization expense related to intangible assets, year five			3,689,000
Estimated Amortization expense related to intangible assets, year, there after			$ 9,231,000
Customer Relationships [Member]
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period			10
Licensing Agreements [Member]
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period			10
Noncompete Agreements [Member]
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period			2