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Stockholders' Equity, Comprehensive Income and Share-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended												12 Months Ended
	Oct. 26, 2025	Jul. 27, 2025	Apr. 27, 2025	Jan. 26, 2025	Oct. 27, 2024	Jul. 28, 2024	Apr. 28, 2024	Jan. 28, 2024	Oct. 29, 2023	Jul. 30, 2023	Apr. 30, 2023	Jan. 29, 2023	Oct. 26, 2025	Oct. 27, 2024	Oct. 29, 2023	Mar. 31, 2025	Mar. 31, 2023
Equity [Line Items]
Tax effects on net income of amounts reclassified from AOCI													$ 0	$ 0	$ 0
Share repurchase program, authorized amount																$ 10,000	$ 10,000
Share repurchase program, remaining authorized amount	$ 14,000												$ 14,000
Dividends declared per share (in dollars per share)	$ 0.46	$ 0.46	$ 0.46	$ 0.40	$ 0.40	$ 0.40	$ 0.40	$ 0.32	$ 0.32	$ 0.32	$ 0.32	$ 0.26	$ 1.78	$ 1.52	$ 1.22
Payments of dividends to stockholders													$ 1,384	$ 1,192	$ 975
Options granted (in shares)													0	0	0
Options outstanding (in shares)	0				0				0				0	0	0
Employee Stock Incentive Plan
Equity [Line Items]
Number of shares available for grant (in shares)	17,000,000												17,000,000
Employee Stock Purchase Plan
Equity [Line Items]
Number of shares available for grant (in shares)	8,000,000												8,000,000
Purchase period													6 months
Number of shares issued under the ESPP (in shares)													2,000,000	2,000,000	2,000,000
Weighted average exercise price (in dollars per share)													$ 131.75	$ 147.38	$ 87.75
Employee Stock
Equity [Line Items]
Performance of total shareholder return													100.00%
Total unrecognized compensation expense	$ 947												$ 947
Weighted average period for unrecognized compensation expense to be recognized													2 years 4 months 24 days
Employee Stock \| Employee Stock Purchase Plan
Equity [Line Items]
Purchase price of common stock, percent													85.00%
Restricted Stock Units, Restricted Stock, Performance Shares Units and Performance Units \| Minimum
Equity [Line Items]
Award vesting period													3 years
Restricted Stock Units, Restricted Stock, Performance Shares Units and Performance Units \| Maximum
Equity [Line Items]
Award vesting period													4 years
Restricted Stock Units
Equity [Line Items]
Conversion basis													1
Performance Shares/Performance Units
Equity [Line Items]
Performance of total shareholder return													100.00%
Conversion basis													1
Weight of metric													50.00%
Award measurement period													3 years
Additional performance-based awards to be earned upon certain levels of achievement (in shares)	700,000												700,000
Performance Shares/Performance Units \| Minimum
Equity [Line Items]
Award vesting rights as percentage of target amount													0.00%
Performance Shares/Performance Units \| Maximum
Equity [Line Items]
Award vesting rights as percentage of target amount													200.00%