GOODWILL AND OTHER INTANGIBLE ASSETS Roll forward (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015
Goodwill - Rollforward
Beginning Balance	$ 2,366	$ 2,507
Foreign currency translation impact	(5)	(196)
Goodwill arising from acquisitions	156	55
Ending Balance	2,517	2,366
Life Sciences and Applied Markets
Goodwill - Rollforward
Beginning Balance	650	668
Foreign currency translation impact	3	(18)
Goodwill arising from acquisitions	137	0
Ending Balance	790	650
Diagnostics and Genomics
Goodwill - Rollforward
Beginning Balance	1,234	1,345
Foreign currency translation impact	(11)	(166)
Goodwill arising from acquisitions	0	55
Ending Balance	1,223	1,234
Agilent CrossLab
Goodwill - Rollforward
Beginning Balance	482	494
Foreign currency translation impact	3	(12)
Goodwill arising from acquisitions	19	0
Ending Balance	$ 504	$ 482