Segment Reporting - Schedule of Operations by Segment (Parenthetical) (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2026	Apr. 30, 2025
Segment Reporting Information [Line Items]
Net sales	$ 1,481,345	$ 1,329,501
Intersegment Elimination
Segment Reporting Information [Line Items]
Net sales	2,797	2,792
Cost of sales	$ 2,873	$ 2,818

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details