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GOODWILL AND OTHER INTANGIBLE ASSETS Text (Details) - USD ($)
$ in Millions
 12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Intangible Assets, Including Goodwill)      
Goodwill Additions $ 365 $ 0  
Additions and adjustments to other intangibles   0  
Foreign exchange translation impact to other intangible assets 2    
Goodwill and Intangible Asset Impairment [Abstract]      
Goodwill impairment 0 0 $ 0
Impairment of finite-lived intangible assets 0 0 0
Impairment of indefinite-lived intangible assets 0 90 $ 0
Business Acquisition      
Write-off of fully amortized intangible assets   17  
Diagnostics and Genomics      
Intangible Assets, Including Goodwill)      
Goodwill Additions 365    
Life Sciences and Applied Markets      
Intangible Assets, Including Goodwill)      
Goodwill Additions 0    
Purchased technology      
Intangible Assets, Including Goodwill)      
Additions and adjustments to other intangibles   $ 15  
Resolution Bioscience, Inc.      
Intangible Assets, Including Goodwill)      
Additions and adjustments to other intangibles $ 343    
Business Acquisition      
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 11 years