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Organization and Summary of Significant Accounting Policies - Additional Information (Detail) | 12 Months Ended
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Jan. 31, 2024 USD ($) Reportingunit | Jan. 31, 2023 USD ($) | Jan. 31, 2022 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |
Number of reporting unit for goodwill impairment | Reportingunit | 1 |  |
Goodwill impairment | $ 0 |  |
Impairment of long-lived assets | 0 |  |
Impairment losses on investment | 1,200,000 |  | $ 0
Realized gain on investments recognized |  | $ 700,000 |
Deferred revenue recognized | $ 2,200,000 |  |
Remaining duration of performance obligation | 1 year |  |
Amount of remaining performance obligation | $ 6,900,000 |  |
Percentage of remaining performance obligation | 96.00% |  |
Description of expected timing to be recognized | expected to be recognized within the next 12 months |  |
Expected dividend yield | 0.00% | 0.00% | 0.00%
Allowance for credit losses | $ 0 | $ 0 |
Write-offs of accounts receivable | $ 0 | $ 0 | $ 0

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