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v3.23.2

Segment Reporting - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jul. 31, 2023 USD ($) | Jul. 31, 2022 | Jul. 31, 2023 USD ($) Segment | Jul. 31, 2022 | Jan. 31, 2023 USD ($)
Concentration Risk [Line Items] |  |  |  |  |
Number of reportable segment | Segment |  |  | 1 |  |
Property and equipment, net | $ 11,246 |  | $ 11,246 |  | $ 11,814
Accounts receivable | $ 30,158 |  | $ 30,158 |  | 51,987
Sales revenue, net [Member] | WT [Member] | Customer concentration risk [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Percentage of revenue | 53.90% | 59.40% | 51.50% | 57.90% |
Sales revenue, net [Member] | Chicony [Member] | Customer concentration risk [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Percentage of revenue | 13.70% | 12.90% | 14.80% | 12.10% |
Accounts receivable [Member] | WT [Member] | Credit concentration risk [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Accounts receivable | $ 12,200 |  | $ 12,200 |  |
Accounts receivable [Member] | Chicony [Member] | Credit concentration risk [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Accounts receivable | 8,800 |  | 8,800 |  |
Asia Pacific [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Property and equipment, net | 5,600 |  | 5,600 |  | 6,300
United States [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Property and equipment, net | 4,300 |  | 4,300 |  | 4,000
Europe [Member] |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |
Property and equipment, net | $ 1,300 |  | $ 1,300 |  | $ 1,500

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