Goodwill, Purchased Technology and Other Intangible Assets (Finite-lived Intangible Assets) (Details) - USD ($) $ in Millions	Oct. 29, 2017	Oct. 30, 2016
Amortized intangible assets
Gross carrying amount	$ 1,988	$ 1,934
Accumulated amortization	(1,576)	(1,384)
Carrying amount	412	550
Purchased technology, net
Amortized intangible assets
Gross carrying amount	1,645	1,593
Accumulated amortization	(1,357)	(1,184)
Carrying amount	288	409
Other Intangible Assets
Amortized intangible assets
Gross carrying amount	343	341
Accumulated amortization	(219)	(200)
Carrying amount	124	141
Operating Segments | Semiconductor Systems
Amortized intangible assets
Gross carrying amount	1,701	1,701
Accumulated amortization	(1,341)	(1,156)
Operating Segments | Semiconductor Systems | Purchased technology, net
Amortized intangible assets
Gross carrying amount	1,449	1,449
Accumulated amortization	(1,210)	(1,043)
Operating Segments | Semiconductor Systems | Other Intangible Assets
Amortized intangible assets
Gross carrying amount	252	252
Accumulated amortization	(131)	(113)
Operating Segments | Applied Global Services
Amortized intangible assets
Gross carrying amount	77	72
Accumulated amortization	(72)	(71)
Operating Segments | Applied Global Services | Purchased technology, net
Amortized intangible assets
Gross carrying amount	33	28
Accumulated amortization	(28)	(27)
Operating Segments | Applied Global Services | Other Intangible Assets
Amortized intangible assets
Gross carrying amount	44	44
Accumulated amortization	(44)	(44)
Operating Segments | Display and Adjacent Markets
Amortized intangible assets
Gross carrying amount	201	151
Accumulated amortization	(154)	(147)
Operating Segments | Display and Adjacent Markets | Purchased technology, net
Amortized intangible assets
Gross carrying amount	163	115
Accumulated amortization	(119)	(113)
Operating Segments | Display and Adjacent Markets | Other Intangible Assets
Amortized intangible assets
Gross carrying amount	38	36
Accumulated amortization	(35)	(34)
Corporate and Other
Amortized intangible assets
Gross carrying amount	9	10
Accumulated amortization	(9)	(10)
Corporate and Other | Purchased technology, net
Amortized intangible assets
Gross carrying amount	0	1
Accumulated amortization	0	(1)
Corporate and Other | Other Intangible Assets
Amortized intangible assets
Gross carrying amount	9	9
Accumulated amortization	$ (9)	$ (9)