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Acquisitions - Compensation Expense (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 25, 2025 | Jan. 27, 2024 | Jan. 25, 2025 | Jan. 27, 2024
All Acquisitions |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Compensation expense related to acquisitions | $ 222 | $ 45 | $ 519 | $ 94

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