Document and Entity Information
3 Months Ended
Jan. 31, 2015
Document and Entity Information [Abstract]  
Entity Registrant Name AGILENT TECHNOLOGIES INC.
Entity Central Index Key 0001090872
Current Fiscal Year End Date --10-31
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 335,810,297
Document Fiscal Year Focus 2015
Document Fiscal Period Focus Q1
Document Type 10-Q
Amendment Flag false
Document Period End Date Jan. 31, 2015