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Revenue - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jan. 28, 2023 | Jan. 29, 2022 | Jan. 28, 2023 | Jan. 29, 2022 | Jul. 30, 2022
Disaggregation of Revenue [Line Items] |  |  |  |  |
Allowance for future sales returns | $ 40 |  | $ 40 |  | $ 43
Payment terms |  |  | 30 days |  |
Accounts receivable, net | 5,237 |  | $ 5,237 |  | 6,622
Deferred revenue | 23,927 |  | 23,927 |  | 23,264
Revenue recognized | 3,400 |  | 7,900 |  |
Total deferred sales commissions | 1,000 |  | 1,000 |  | 1,000
Amortization of sales commissions, expense | 201 | $ 147 | 377 | $ 317 |
Software and Service Agreements |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Contract assets, net of allowances | $ 1,400 |  | $ 1,400 |  | $ 1,300

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