Significant Accounting Policies - Schedule of Estimated Useful Lives of Assets (Detail)	12 Months Ended
Jan. 31, 2023
Office Furniture and Equipment [Member]
Property Plant And Equipment [Line Items]
Property plant and equipment useful life	5 years
Computer Equipment, Software and Demonstration Equipment [Member]
Property Plant And Equipment [Line Items]
Property plant and equipment useful life	3 years
Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Property plant and equipment useful life	Shorter of leaseterm or estimateduseful life

Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 35
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126905813&loc=d3e1205-110223

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