Balance Sheet Details - Schedule of Contracts Liabilities (Details) - USD ($) $ in Millions |
Jul. 31, 2026 |
Oct. 31, 2025 |
|---|---|---|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Customer deposits | $ 348 | $ 616 |
| Customer deposits - non-current | 57 | 72 |
| Total customer deposits | 405 | 688 |
| Deferred revenue | 5,561 | 5,358 |
| Deferred revenue - non-current | 5,359 | 4,980 |
| Total deferred revenue | $ 10,920 | $ 10,338 |