Goodwill, Purchased Technology and Other Intangible Assets (Schedule of Finite-lived Intangible Assets) (Details) - USD ($) $ in Millions	Apr. 29, 2018	Oct. 29, 2017
Finite-lived intangible assets
Gross carrying amount:	$ 1,988	$ 1,988
Accumulated amortization:	(1,675)	(1,576)
Total	313	412
Corporate and Other
Finite-lived intangible assets
Gross carrying amount:	9	9
Accumulated amortization:	(9)	(9)
Semiconductor Systems | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	1,701	1,701
Accumulated amortization:	(1,432)	(1,341)
Applied Global Services | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	77	77
Accumulated amortization:	(73)	(72)
Display and Adjacent Markets | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	201	201
Accumulated amortization:	(161)	(154)
Purchased technology, net
Finite-lived intangible assets
Gross carrying amount:	1,645	1,645
Accumulated amortization:	(1,446)	(1,357)
Total	199	288
Purchased technology, net | Corporate and Other
Finite-lived intangible assets
Gross carrying amount:	0	0
Accumulated amortization:	0	0
Purchased technology, net | Semiconductor Systems | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	1,449	1,449
Accumulated amortization:	(1,292)	(1,210)
Purchased technology, net | Applied Global Services | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	33	33
Accumulated amortization:	(29)	(28)
Purchased technology, net | Display and Adjacent Markets | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	163	163
Accumulated amortization:	(125)	(119)
Intangible assets
Finite-lived intangible assets
Gross carrying amount:	343	343
Accumulated amortization:	(229)	(219)
Total	114	124
Intangible assets | Corporate and Other
Finite-lived intangible assets
Gross carrying amount:	9	9
Accumulated amortization:	(9)	(9)
Intangible assets | Semiconductor Systems | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	252	252
Accumulated amortization:	(140)	(131)
Intangible assets | Applied Global Services | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	44	44
Accumulated amortization:	(44)	(44)
Intangible assets | Display and Adjacent Markets | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	38	38
Accumulated amortization:	$ (36)	$ (35)