Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	May 03, 2020	May 05, 2019	May 03, 2020	May 05, 2019
Earnings Per Share [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share	13	0	13	0
Numerator - Basic:
Income from continuing operations	$ 568	$ 693	$ 948	$ 1,174
Less: Dividends on preferred stock	75	0	149	0
Income from continuing operations attributable to common stock	493	693	799	1,174
Income (loss) from discontinued operations, net of income taxes, attributable to common stock	(5)	(2)	0	(12)
Net income attributable to common stock	$ 488	$ 691	$ 799	$ 1,162
Denominator:
Weighted-average shares outstanding - basic	401	397	400	399
Dilutive effect of equity awards	16	25	19	21
Weighted-average shares outstanding - diluted	417	422	419	420
Basic income per share:
Income per share from continuing operations (in dollars per share)	$ 1.23	$ 1.75	$ 2.00	$ 2.94
Income (loss) per share from discontinued operations (in dollars per share)	(0.01)	(0.01)	0	(0.03)
Net income per share (in dollars per share)	1.22	1.74	2.00	2.91
Diluted income per share:
Income per share from continuing operations (in dollars per share)	1.18	1.64	1.91	2.80
Income (loss) per share from discontinued operations (in dollars per share)	(0.01)	0	0	(0.03)
Net income per share (in dollars per share)	$ 1.17	$ 1.64	$ 1.91	$ 2.77
8.00% Mandatory Convertible Preferred Stock, Series A, $0.001 par value
Numerator - Basic:
Less: Dividends on preferred stock	$ 75	$ 0	$ 149	$ 0