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Acquisitions and Divestitures (Tables)
12 Months Ended
Oct. 31, 2018
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of Purchase Price Allocation
The table below presents the purchase price allocation.

In millions
Goodwill
$
339

Amortizable intangible assets
521

Net assets assumed
191

Total fair value of consideration
$
1,051