Goodwill, Purchased Technology and Other Intangible Assets (Schedule of Finite-lived Intangible Assets) (Details) - USD ($) $ in Millions	Apr. 30, 2017	Oct. 30, 2016
Finite-lived intangible assets
Gross carrying amount:	$ 1,950	$ 1,934
Accumulated amortization:	(1,478)	(1,384)
Total	472	550
Corporate and Other
Finite-lived intangible assets
Gross carrying amount:	9	10
Accumulated amortization:	(9)	(10)
Semiconductor Systems | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	1,701	1,701
Accumulated amortization:	(1,249)	(1,156)
Applied Global Services | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	77	72
Accumulated amortization:	(72)	(71)
Display and Adjacent Markets | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	163	151
Accumulated amortization:	(148)	(147)
Purchased technology, net
Finite-lived intangible assets
Gross carrying amount:	1,607	1,593
Accumulated amortization:	(1,268)	(1,184)
Total	339	409
Purchased technology, net | Corporate and Other
Finite-lived intangible assets
Gross carrying amount:	0	1
Accumulated amortization:	0	(1)
Purchased technology, net | Semiconductor Systems | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	1,449	1,449
Accumulated amortization:	(1,127)	(1,043)
Purchased technology, net | Applied Global Services | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	33	28
Accumulated amortization:	(28)	(27)
Purchased technology, net | Display and Adjacent Markets | Operating Segments
Finite-lived intangible assets
Gross carrying amount:	125	115
Accumulated amortization:	(113)	(113)
Intangible assets
Finite-lived intangible assets
Gross carrying amount:	343	341
Accumulated amortization:	(210)	(200)
Total	133	141
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:	(122)	(113)
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	36
Accumulated amortization:	$ (35)	$ (34)