Accumulated Other Comprehensive Income - Additional Information (Details) - USD ($) $ in Millions	9 Months Ended
Oct. 31, 2024	Oct. 31, 2023
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Amount reclassified from accumulated other comprehensive (loss)/income	$ (0.2)	$ 0.1

Amount after tax of reclassification adjustments of other comprehensive income (loss).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
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-Section 50
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-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481694/830-30-45-20

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 220
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Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
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-Section 55
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-Topic 220
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482739/220-10-55-15

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration