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GOODWILL AND OTHER INTANGIBLE ASSETS (Disclosures and Components of Other Intangibles) (Details) - USD ($)
$ in Millions
Oct. 31, 2019
Oct. 31, 2018
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount $ 1,240 $ 1,186
Accumulated Amortization and Impairments 752 542
Total amortizable intangible assets 488 644
In-Process R&D 2 1
Gross Book Value 1,242 1,187
Net Book Value 490 645
Developed Technology [Member]    
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount 876 835
Accumulated Amortization and Impairments 578 415
Net Book Value 298 420
Backlog [Member]    
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount 13 13
Accumulated Amortization and Impairments 13 13
Net Book Value 0 0
Trademarks/Trade Name [Member]    
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount 34 33
Accumulated Amortization and Impairments 21 14
Net Book Value 13 19
Customer Relationships [Member]    
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount 316 304
Accumulated Amortization and Impairments 139 100
Net Book Value 177 204
Noncompete Agreements [Member]    
Schedule of Other Intangible Assets By Major Class [Abstract]    
Gross Carrying Amount 1 1
Accumulated Amortization and Impairments 1 0
Net Book Value $ 0 $ 1