Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (a)
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Summary of Significant Accounting Policies - Basis of Presentation and Liquidity (Details) $ in Thousands		12 Months Ended
	Dec. 07, 2021 USD ($)	Jan. 31, 2022 USD ($)	Jan. 31, 2021 USD ($)	Jan. 31, 2020 USD ($)
Accounting Policies [Abstract]
Recapitalization exchange ratio	1.53184
Cash and cash equivalents		$ 490,762	$ 71,183
Proceeds from Business Combination and PIPE Investment, net of transaction costs	$ 533,200	$ 533,164	$ 0	$ 0
Credit Agreement with SVB and Hercules \| Secured Debt
Debt Instrument [Line Items]
Principal payment of debt	$ 67,100