GOODWILL AND OTHER INTANGIBLE ASSETS Goodwill Roll forward (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 31, 2015
Jan. 31, 2014
Goodwill [Roll Forward]    
Goodwill beginning balance $ 2,507  
Foreign currency translation impact (155)  
Goodwill arising from acquisitions/adjustments 0 0
Goodwill ending balance 2,352  
Life Sciences and Applied Markets    
Goodwill [Roll Forward]    
Goodwill beginning balance 668  
Foreign currency translation impact (11)  
Goodwill ending balance 657  
Diagnostics and Genomics    
Goodwill [Roll Forward]    
Goodwill beginning balance 1,345  
Foreign currency translation impact (136)  
Goodwill ending balance 1,209  
Agilent CrossLab    
Goodwill [Roll Forward]    
Goodwill beginning balance 494  
Foreign currency translation impact (8)  
Goodwill ending balance $ 486