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Net Loss per Share - Schedule of Potentially Dilutive Securities were Excluded from the Computation of Diluted Net Loss Per Share (Details) - shares shares in Thousands	6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Antidilutive Securities Excluded From Computation Of Earnings Per Share
Potentially dilutive securities were excluded from computation of diluted net loss per share (in shares)	9,085	10,433
Stock options
Antidilutive Securities Excluded From Computation Of Earnings Per Share
Potentially dilutive securities were excluded from computation of diluted net loss per share (in shares)	4,049	5,278
RSUs
Antidilutive Securities Excluded From Computation Of Earnings Per Share
Potentially dilutive securities were excluded from computation of diluted net loss per share (in shares)	4,817	4,899
Employee stock purchase rights under the ESPP
Antidilutive Securities Excluded From Computation Of Earnings Per Share
Potentially dilutive securities were excluded from computation of diluted net loss per share (in shares)	114	151
Common stock warrants
Antidilutive Securities Excluded From Computation Of Earnings Per Share
Potentially dilutive securities were excluded from computation of diluted net loss per share (in shares)	105	105

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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