Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Jan. 25, 2026	Jan. 26, 2025
Numerator:
Net income	$ 2,026	$ 1,185
Denominator:
Weighted average common shares outstanding (in shares)	793	814
Effect of weighted dilutive restricted stock units and employee's stock purchase plan shares (in shares)	6	5
Denominator for diluted earnings per share (in shares)	799	819
Basic earnings per share (in dollars per share)	$ 2.55	$ 1.46
Diluted earnings per share (in dollars per share)	$ 2.54	$ 1.45
Potentially weighted dilutive securities (in shares)	1	0