OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands		3 Months Ended
		Jan. 31, 2017	Jan. 31, 2016	Oct. 31, 2016
Other Intangible Assets
Accumulated Amortization		$ (589,892)		$ (571,028)
Net Intangible	[1]	123,647
Total other intangible assets, gross		717,739		717,739
Total other intangible assets, net		127,847		146,711
Expected future amortization of finite-lived intangible assets
2017 (remaining nine months)		26,497
2018		22,680
2019		22,133
2020		21,106
2021		18,172
Thereafter		13,059
Net Intangible	[1]	123,647
Other Intangible Assets (Textuals) [Abstract]
Aggregate amortization expense of intangible assets		18,864	$ 20,506
In-process research and development
Indefinite-lived Intangible Assets [Line Items]
Indefinite lived intangible assets		4,200		4,200
Developed technology
Other Intangible Assets
Gross Intangible		347,727		347,727
Accumulated Amortization		(258,955)		(248,128)
Net Intangible		88,772		99,599
Expected future amortization of finite-lived intangible assets
Net Intangible		88,772		99,599
Patents and licenses
Other Intangible Assets
Gross Intangible		7,165		7,165
Accumulated Amortization		(6,348)		(6,285)
Net Intangible		817		880
Expected future amortization of finite-lived intangible assets
Net Intangible		817		880
Customer relationships, covenants not to compete, outstanding purchase orders and contracts
Other Intangible Assets
Gross Intangible		358,647		358,647
Accumulated Amortization		(324,589)		(316,615)
Net Intangible		34,058		42,032
Expected future amortization of finite-lived intangible assets
Net Intangible		$ 34,058		$ 42,032

[1] Does not include amortization of in-process research and development, as estimation of the timing of future amortization expense would be impractical.