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Balance Sheet Components - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 31, 2025 | Oct. 31, 2024 | Oct. 31, 2025 | Oct. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Depreciation and amortization expense | $ 5.8 | $ 4.4 | $ 15.9 | $ 12.7

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