Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Oct. 31, 2013
Other Intangible Assets
Gross Intangible	$ 787,944		$ 787,944
Accumulated Amortization	(632,827)		(602,116)
Net Intangible	155,117		185,828
Expected future amortization of finite-lived intangible assets
2014 (remaining six months)	26,439
2015	52,879
2016	52,879
2017	22,783
2018	137
Other Intangible Assets (Textuals) [Abstract]
Amortization of intangible assets excluding amortization included in property, plant and equipment	30,712	35,661
Developed Technology [Member]
Other Intangible Assets
Gross Intangible	417,833		417,833
Accumulated Amortization	(338,428)		(321,645)
Net Intangible	79,405		96,188
Patents And Licenses [Member]
Other Intangible Assets
Gross Intangible	46,538		46,538
Accumulated Amortization	(45,826)		(45,744)
Net Intangible	712		794
Customer Relationships, Covenants Not To Compete, Outstanding Purchase Orders And Contracts [Member]
Other Intangible Assets
Gross Intangible	323,573		323,573
Accumulated Amortization	(248,573)		(234,727)
Net Intangible	$ 75,000		$ 88,846