Goodwill and Acquired Intangible Assets - Summary of Acquired Intangible Assets (Details) $ in Thousands	3 Months Ended
Apr. 30, 2021 USD ($)
Finite Lived Intangible Assets [Line Items]
Gross Value	$ 20,682
Accumulated Amortization	901
Net Carrying Value	19,781
Developed Technology
Finite Lived Intangible Assets [Line Items]
Gross Value	20,682
Accumulated Amortization	901
Net Carrying Value	$ 19,781
Weighted-Average Remaining Useful Life (Years)	4 years 2 months 19 days

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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