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Stockholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  | 12 Months Ended
--- | --- | ---
Aug. 13, 2025 | Jul. 26, 2025 | Jul. 27, 2024 | Jul. 29, 2023
Class of Stock [Line Items] |  |  |  |
Remaining authorized repurchase amount |  | $ 14,200 |  |
Cash dividends declared, per common share (in dollars per share) |  | $ 1.62 | $ 1.58 | $ 1.54
Subsequent event |  |  |  |
Class of Stock [Line Items] |  |  |  |
Cash dividends declared, per common share (in dollars per share) | $ 0.41 |  |  |
Stock repurchase program |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stock repurchases pending settlement |  | $ 20 | $ 25 | $ 48

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