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Revenue - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Oct. 26, 2024 | Oct. 28, 2023 | Jul. 27, 2024
Disaggregation of Revenue [Line Items] |  |  |
Allowance for future sales returns | $ 42 |  | $ 37
Payment terms | 30 days |  |
Accounts receivable, net | $ 4,457 |  | 6,685
Deferred revenue | 27,502 |  | 28,475
Amortization of sales commissions, expense | 208 | $ 158 |
Revenue recognized | 5,300 |  |
Total deferred sales commissions | 1,400 |  | 1,300
Software and Service Agreements |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Contract assets, net of allowances | $ 2,900 |  | $ 2,700

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