Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	9 Months Ended
Aug. 01, 2021	Aug. 02, 2020	Aug. 01, 2021	Aug. 02, 2020
Earnings Per Share [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share	12	12	12	12
Numerator - Basic:
Income from continuing operations	$ 1,876	$ 689	$ 4,747	$ 1,637
Dividends on preferred stock	(74)	(74)	(224)	(223)
Income from continuing operations attributable to common stock	1,802	615	4,523	1,414
Income (loss) from discontinued operations, net of income taxes, attributable to common stock	0	(1)	0	(1)
Net income attributable to common stock	$ 1,802	$ 614	$ 4,523	$ 1,413
Denominator:
Weighted-average shares outstanding - basic	411	403	409	401
Dilutive effect of equity awards	18	19	20	19
Weighted-average shares outstanding - diluted	429	422	429	420
Basic income per share:
Income per share from continuing operations (in dollars per share)	$ 4.38	$ 1.53	$ 11.06	$ 3.53
Income (loss) per share from discontinued operations (in dollars per share)	0	(0.01)	0	(0.01)
Net income per share (in dollars per share)	4.38	1.52	11.06	3.52
Diluted income per share:
Income per share from continuing operations (in dollars per share)	4.20	1.46	10.54	3.37
Income (loss) per share from discontinued operations (in dollars per share)	0	(0.01)	0	(0.01)
Net income per share (in dollars per share)	$ 4.20	$ 1.45	$ 10.54	$ 3.36

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- References

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