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Goodwill - Additional Information (Detail) | 12 Months Ended
--- | ---
Jan. 31, 2024 USD ($) Segment | Jan. 31, 2023 USD ($) | Jan. 31, 2022 USD ($)
Finite Lived Intangible Assets [Line Items] |  |  |
Number of reportable segment | Segment | 1 |  |
Goodwill | $ 303,625,000 | $ 303,625,000 |
Goodwill impairment | $ 0 | $ 0 | $ 0

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