Balance Sheet Components - Revenue Remaining Performance Obligation (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Jan. 25, 2026 |
Jan. 26, 2025 |
|
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Deferred revenue | $ 974 | $ 729 |
| Remaining performance obligation | 2,300 | |
| Remaining performance obligations from deferred revenue | 1,900 | |
| Remaining performance obligations not yet billed nor recognized as revenue | $ 390 | |
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-27 | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Remaining performance obligation (as percent) | 42.00% | |
| Expected performance period | 12 months | |