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Income Taxes - Income (Loss) Before Income Taxes Earned by Tax Jurisdictions (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2025 | Jan. 31, 2024 | Jan. 31, 2023
Income Taxes |  |  |
Income before income taxes | $ 191,633 | $ 151,152 | $ 133,728
Canada |  |  |
Income Taxes |  |  |
Income before income taxes | 60,119 | 53,246 | 49,158
United States |  |  |
Income Taxes |  |  |
Income before income taxes | 92,637 | 62,346 | 51,268
Other countries |  |  |
Income Taxes |  |  |
Income before income taxes | $ 38,877 | $ 35,560 | $ 33,302

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