Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Jan. 31, 2026 |
Jan. 31, 2025 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 653,460 | $ 658,596 |
| Less: accumulated depreciation and amortization | (388,935) | (328,121) |
| Property and equipment, net | 264,525 | 330,475 |
| Servers | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 386,702 | 427,664 |
| Software | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 157,347 | 123,259 |
| Computer and office equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 45,944 | 47,021 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 57,761 | 54,885 |
| Furniture and fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 5,706 | $ 5,767 |