Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Jan. 31, 2024
Income Tax Disclosure [Abstract]
Valuation allowance	$ 218	$ 255	$ 218	$ 255	$ 251
Valuation allowance, deferred tax asset, increase (decrease), amount	$ 0	$ (135)	$ (33)	$ (609)
Effective tax rate	25.50%	24.50%	24.40%	24.00%

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

+ Details

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Period Type:	duration

- References

No definition available.

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Balance Type:	na
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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-2

+ Details

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Balance Type:	credit
Period Type:	duration