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Income Taxes - Schedule of Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2025 | Jan. 31, 2024 | Jan. 31, 2023
Income Tax Disclosure [Abstract] |  |  |
Beginning balance | $ 22,628 | $ 21,656 | $ 30,884
Additions based on tax positions related to the current year | 2,123 | 997 | 1,033
Additions for tax positions of prior years | 0 | 168 | 195
Reductions for tax positions in prior years | 0 | (38) | (45)
Settlements for prior periods | 0 | 0 | 0
Lapse of applicable statute of limitations | (4,255) | (155) | (10,411)
Ending balance | $ 20,496 | $ 22,628 | $ 21,656

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