Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Oct. 31, 2012
Other Intangible Assets
Gross Intangible	$ 787,944		$ 787,944
Accumulated Amortization	(584,292)		(530,807)
Net Intangible	203,652		257,137
Expected future amortization of finite-lived intangible assets
2013 (remaining three months)	17,823
2014	57,151
2015	52,879
2016	52,879
2017	22,783
Thereafter	137
Other Intangible Assets (Textuals) [Abstract]
Amortization of intangible assets excluding amortization included in property, plant and equipment	53,485	55,965
Developed Technology [Member]
Other Intangible Assets
Gross Intangible	417,833		417,833
Accumulated Amortization	(311,032)		(279,195)
Net Intangible	106,801		138,638
Patents And Licenses [Member]
Other Intangible Assets
Gross Intangible	46,538		46,538
Accumulated Amortization	(45,703)		(45,566)
Net Intangible	835		972
Customer Relationships, Covenants Not To Compete, Outstanding Purchase Orders And Contracts [Member]
Other Intangible Assets
Gross Intangible	323,573		323,573
Accumulated Amortization	(227,557)		(206,046)
Net Intangible	$ 96,016		$ 117,527