Goodwill, Purchased Technology and Other Intangible Assets (Amortization Expense by Segment) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 30, 2017	Jul. 31, 2016	Jul. 30, 2017	Jul. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 49	$ 47	$ 143	$ 142
Corporate and Other
Finite-Lived Intangible Assets [Line Items]
Amortization expense	0	0	0	2
Semiconductor Systems | Operating Segments
Finite-Lived Intangible Assets [Line Items]
Amortization expense	46	47	138	139
Applied Global Services | Operating Segments
Finite-Lived Intangible Assets [Line Items]
Amortization expense	0	0	1	1
Display and Adjacent Markets | Operating Segments
Finite-Lived Intangible Assets [Line Items]
Amortization expense	$ 3	$ 0	$ 4	$ 0