GOODWILL AND OTHER INTANGIBLE ASSETS Disclosures and Components of Purchased Other Intangibles (Details) (USD $) In Millions, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	$ 1,626	$ 1,615
Accumulated Amortization and Impairments	631	529
Net Book Value	995	1,086
Purchased technology [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,005	849
Accumulated Amortization and Impairments	398	333
Net Book Value	607	516
Backlog [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	14	14
Accumulated Amortization and Impairments	14	14
Net Book Value	0	0
Trademark/Tradenames [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	172	168
Accumulated Amortization and Impairments	37	27
Net Book Value	135	141
Customer relationships [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	391	391
Accumulated Amortization and Impairments	182	155
Net Book Value	209	236
In Process R And D [Member]
Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract]
In-Process R&D	44	193
Total amortizable intangible assets [Member]
Finite-Lived Intangible Assets, Net [Abstract]
Gross Carrying Amount	1,582	1,422
Accumulated Amortization and Impairments	631	529
Net Book Value	$ 951	$ 893