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Income Taxes - Additional Information (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2025 | Jul. 31, 2024 | Jul. 31, 2025 | Jul. 31, 2024
Income Tax Contingency [Line Items] |  |  |  |
Income tax provision (benefit) | $ 1,961,000 | $ 843,000 | $ 2,621,000 | $ 2,876,000
Effective tax rate for continuing operations | 38.50% | 19.10% | 37.20% | 33.50%
Deferred tax liability, undistributed foreign earnings | $ 0 |  | $ 0 |
Undistributed foreign earnings | $ 239,400,000 |  | $ 239,400,000 |

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