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Property and Equipment, Net - Schedule of Property and Equipment (Detail) - USD ($) $ in Thousands	Apr. 30, 2023	Jan. 31, 2023
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 34,780	$ 34,177
Less: accumulated depreciation and amortization	(23,501)	(22,363)
Total property and equipment, net	11,279	11,814
Computer hardware and software [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	21,294	20,733
Tools and equipment [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	8,465	8,325
Furniture and fixtures [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	1,342	1,311
Leasehold improvements [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	3,317	3,295
Construction in progress [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 362	$ 513

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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