Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Debt Disclosure [Abstract]
Principal outstanding	$ 0	$ 25,000
Unamortized discount and debt issuance costs	0	(52)
Long-term debt	$ 0	$ 24,948

Amount of unamortized debt discount (premium) and debt issuance costs.

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Name:	us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant