Revenue and Deferred Revenue - Concentration of Net Accounts Receivable Balance (Parenthetical) (Details)	6 Months Ended
Jul. 31, 2022
Accounts Receivable \| Customer Concentration Risk \| Customer B \| Maximum
Concentration Risk [Line Items]
Accounts receivable concentration	10.00%

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.

No definition available.

Name:	us-gaap_ConcentrationRiskLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration