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Segment Reporting - Additional Information (Detail) $ in Thousands	12 Months Ended
	Jan. 31, 2023 USD ($) Segment	Jan. 31, 2022 USD ($)	Jan. 31, 2021
Concentration Risk [Line Items]
Number of reportable segments \| Segment	1
Property and equipment, net	$ 11,814	$ 10,134
Accounts receivable	$ 51,987	$ 44,307
Sales revenue, net [Member] \| Wintech [Member] \| Customer concentration risk [Member]
Concentration Risk [Line Items]
Percentage of revenue	57.00%	62.00%	63.00%
Sales revenue, net [Member] \| Chicony [Member] \| Customer concentration risk [Member]
Concentration Risk [Line Items]
Percentage of revenue	12.00%	13.00%	16.00%
Accounts receivable [Member] \| Wintech [Member] \| Credit concentration risk [Member]
Concentration Risk [Line Items]
Accounts receivable	$ 21,000	$ 23,300
Accounts receivable [Member] \| Chicony [Member] \| Credit concentration risk [Member]
Concentration Risk [Line Items]
Accounts receivable	9,400	7,400
United States [Member]
Concentration Risk [Line Items]
Property and equipment, net	4,000	3,100
Asia Pacific [Member]
Concentration Risk [Line Items]
Property and equipment, net	6,300	5,600
Europe [Member]
Concentration Risk [Line Items]
Property and equipment, net	$ 1,500	$ 1,500