Unaudited Quarterly Consolidated Financial Data (Details) - USD ($) $ / shares in Units, $ 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
Unaudited Quarterly Consolidated Financial Data
Net Sales	$ 4,014	$ 4,468	$ 4,567	$ 4,204	$ 3,969	$ 3,744	$ 3,546	$ 3,278	$ 17,253	$ 14,537	$ 10,825
Gross profit	1,780	2,027	2,090	1,920	1,787	1,700	1,600	1,445	7,817	6,532	4,511
Net income	$ 876	$ 1,173	$ 1,129	$ 135	$ 982	$ 925	$ 824	$ 703	$ 3,313	$ 3,434	$ 1,721
Diluted earnings per share (in dollars per share)	$ 0.89	$ 1.17	$ 1.09	$ 0.13	$ 0.91	$ 0.85	$ 0.76	$ 0.65	$ 3.23	$ 3.17	$ 1.54