Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Feb. 02, 2020	Feb. 03, 2019
Earnings Per Share [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share	12	0
Numerator - Basic:
Income from continuing operations	$ 380	$ 481
Less: Dividends on preferred stock	74	0
Income from continuing operations attributable to common stock	306	481
Income (loss) from discontinued operations, net of income taxes, attributable to common stock	5	(10)
Net income attributable to common stock	$ 311	$ 471
Denominator:
Weighted-average shares outstanding - basic	398	401
Dilutive effect of equity awards	22	18
Weighted-average shares outstanding - diluted	420	419
Basic income per share:
Income per share from continuing operations (in dollars per share)	$ 0.77	$ 1.20
Income (loss) per share from discontinued operations (in dollars per share)	0.01	(0.03)
Net income per share (in dollars per share)	0.78	1.17
Diluted income per share:
Income per share from continuing operations (in dollars per share)	0.73	1.15
Income (loss) per share from discontinued operations (in dollars per share)	0.01	(0.03)
Net income per share (in dollars per share)	$ 0.74	$ 1.12