Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions	Jan. 31, 2026	Jan. 31, 2025
Fair Value Disclosures [Abstract]
Equity investments in privately held companies	$ 15.1	$ 14.7

Amount of investment in equity security without readily determinable fair value.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

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