Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended
Apr. 30, 2022	Apr. 30, 2021
Income Tax Contingency [Line Items]
Income tax provision (benefit)	$ 6,011,000	$ 3,330,000
Effective tax rate for continuing operations	23.80%	25.50%
Deferred tax liability, undistributed foreign earnings	$ 0
Undistributed foreign earnings	$ 197,500,000

Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiary and other recognized entity not within country of domicile. Includes, but is not limited to, other basis differences.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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