Industry Segment Operations (Net Sales and Long-lived Assets) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Oct. 28, 2018	Jul. 29, 2018	Apr. 29, 2018	Jan. 28, 2018	Oct. 29, 2017	Jul. 30, 2017	Apr. 30, 2017	Jan. 29, 2017	Oct. 28, 2018	Oct. 29, 2017	Oct. 30, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 4,014	$ 4,468	$ 4,567	$ 4,204	$ 3,969	$ 3,744	$ 3,546	$ 3,278	$ 17,253	$ 14,537	$ 10,825
Long-lived assets	1,561				1,186				1,561	1,186
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									1,532	1,474	1,143
Long-lived assets	1,414				915				1,414	915
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									5,113	2,746	2,259
Long-lived assets	13				47				13	47
Korea
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									3,603	4,052	1,883
Long-lived assets	21				21				21	21
Taiwan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									2,732	3,291	2,843
Long-lived assets	29				50				29	50
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									2,405	1,518	1,279
Long-lived assets	9				8				9	8
Europe
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									1,066	816	615
Long-lived assets	50				47				50	47
Southeast Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									802	640	803
Long-lived assets	25				98				25	98
Total outside United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales									15,721	13,063	$ 9,682
Long-lived assets	$ 147				$ 271				$ 147	$ 271