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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