Deferred Revenue and Performance Obligations (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Jan. 31, 2026 |
Jan. 31, 2025 |
|
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Revenue from remaining performance obligations | $ 4,827 | |
| Subscription | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Revenue recognized that was included in the contract liability balance | 1,674 | $ 1,456 |
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-02-01 | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Revenue from remaining performance obligations | $ 2,513 | |
| Remaining performance obligation, percentage | 52.00% | |
| Performance obligations expected to be satisfied, expected timing | 12 months | |