Revenue, Deferred Revenue and Remaining Performance Obligations - Schedule of Deferred Contract Acquisition Costs (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jan. 31, 2026 |
Jan. 31, 2025 |
|
| Capitalized Contract Cost [Roll Forward] | ||
| Beginning balance | $ 847,950 | $ 582,303 |
| Capitalization of contract acquisition costs | 704,576 | 584,484 |
| Amortization of deferred contract acquisition costs | (449,413) | (318,837) |
| Ending balance | 1,103,113 | 847,950 |
| Deferred contract acquisition costs, current | 447,455 | 347,042 |
| Deferred contract acquisition costs, noncurrent | 655,658 | 500,908 |
| Total deferred contract acquisition costs | $ 1,103,113 | $ 847,950 |