Commitments and Contingencies - Legal and Other Proceedings (Details) - 9 months ended Oct. 31, 2020 - Italy - Europe - Customs tax audit and appeals € in Millions, $ in Millions	EUR (€) subsidiary	USD ($) subsidiary	USD ($)
Pending litigation
Loss Contingencies [Line Items]
Number of subsidiaries under audit by the Italian Customs Agency	1	1
Customs tax assessments including potential penalties and interest	€ 9.8		$ 11.4
Appealed customs tax assessments	9.7	$ 11.3
Amount with appealed ruling in favor of the Company	8.5	9.9
Monetary damages awarded by court to the plaintiff	1.2	1.4
Italian Supreme Court \| Pending litigation
Loss Contingencies [Line Items]
Amount being reconsidered in lower court	1.1	1.3
Italian Supreme Court \| Settled litigation
Loss Contingencies [Line Items]
Amount with appealed ruling in favor of the Company	€ 0.4	$ 0.5

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