Segment reporting (Details) $ in Thousands	3 Months Ended
Apr. 30, 2021 USD ($) segment	May 01, 2020 USD ($) segment
Net sales data for classes of similar products
Net sales	$ 8,400,964	$ 8,448,449
Number of reportable segments
Number of reportable operating segments \| segment	1	1
Consumables
Net sales data for classes of similar products
Net sales	$ 6,378,135	$ 6,703,449
Seasonal
Net sales data for classes of similar products
Net sales	1,050,382	917,912
Home products
Net sales data for classes of similar products
Net sales	571,315	498,282
Apparel
Net sales data for classes of similar products
Net sales	$ 401,132	$ 328,806

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