Investments And Fair Value Measurements - Other Financial Instruments (Details) - USD ($) $ in Thousands	Apr. 30, 2026	Jan. 31, 2026
Other debt
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value disclosure, off-balance-sheet risks, amount, liability	$ 311	$ 618
Warehouse credit facility \| Line of Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value disclosure, off-balance-sheet risks, amount, liability	117,495	122,464
ABL facility \| Line of Credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value disclosure, off-balance-sheet risks, amount, liability	$ 5,393	$ 5,563

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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