Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	May 02, 2021	Apr. 26, 2020	May 02, 2021	Apr. 26, 2020
Numerator:
Net income	$ 1,330	$ 755	$ 2,460	$ 1,647
Denominator:
Weighted average common shares outstanding (in shares)	918	917	917	917
Effect of dilutive restricted stock units and employee stock purchase plan shares (in shares)	9	6	9	8
Denominator for diluted earnings per share (in shares)	927	923	926	925
Basic earnings per share (in dollars per share)	$ 1.45	$ 0.82	$ 2.68	$ 1.80
Diluted earnings per share (in dollars per share)	$ 1.43	$ 0.82	$ 2.66	$ 1.78
Potentially dilutive securities (in shares)	0	0	0	0