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GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill Roll forward) (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 31, 2020
Oct. 31, 2019
Goodwill [Roll Forward]    
Goodwill, Gross $ 1,924 $ 1,918
Goodwill, Impaired, Accumulated Impairment Loss (709) (709)
Goodwill, Beginning balance 1,209  
Goodwill, Acquired During Period 8  
Foreign currency translation impact (2)  
Balance as of January 31, 2020 1,215  
Communications Solutions Group    
Goodwill [Roll Forward]    
Goodwill, Gross 1,657 1,651
Goodwill, Impaired, Accumulated Impairment Loss (709) (709)
Goodwill, Beginning balance 942  
Goodwill, Acquired During Period 8  
Foreign currency translation impact (2)  
Balance as of January 31, 2020 948  
Electronic Industrial Solutions Group    
Goodwill [Roll Forward]    
Goodwill, Gross 267 267
Goodwill, Impaired, Accumulated Impairment Loss 0 $ 0
Goodwill, Beginning balance 267  
Goodwill, Acquired During Period 0  
Foreign currency translation impact 0  
Balance as of January 31, 2020 $ 267