GOODWILL AND OTHER INTANGIBLE ASSETS Disclosures and Components of Purchased Other Intangibles (Details) - USD ($)
$ in Millions
Apr. 30, 2016
Oct. 31, 2015
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount $ 1,283 $ 1,139
Accumulated Amortization and Impairments 793 694
Net Book Value 490 445
Purchased Technology    
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount 840 746
Accumulated Amortization and Impairments 535 476
Net Book Value 305 270
Backlog    
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount 1  
Accumulated Amortization and Impairments 1  
Net Book Value 0  
Trademark/Tradenames    
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount 154 141
Accumulated Amortization and Impairments 57 50
Net Book Value 97 91
Customer Relationships    
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount 266 230
Accumulated Amortization and Impairments 200 168
Net Book Value 66 62
Total amortizable intangible assets    
Finite-Lived Intangible Assets, Net    
Gross Carrying Amount 1,261 1,117
Accumulated Amortization and Impairments 793 694
Net Book Value 468 423
In-Process R&D    
Indefinite-Lived Intangible Assets (Excluding Goodwill)    
In-Process R&D $ 22 $ 22