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Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Jan. 31, 2023 | Jan. 31, 2025 | Jan. 31, 2024
Fair Value Disclosures [Abstract] |  |  |
Equity investments in privately held companies |  | $ 14.7 | $ 13.2
Decrease in value of equity investments | $ 3.7 |  |

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- Definition Amount of loss from downward price adjustment on investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 321 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479536/321-10-50-3 + Details
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