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Segment reporting (Tables)
12 Months Ended
Jan. 31, 2020
Segment reporting  
Schedule of net sales grouped by classes of similar products

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(in thousands)

    

2019

    

2018

    

2017

 

Classes of similar products:

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Consumables

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$

21,635,890

​

$

19,865,086

​

$

18,054,785

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Seasonal

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3,258,874

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3,050,282

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2,837,310

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Home products

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1,611,899

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1,506,054

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1,400,618

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Apparel

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1,247,310

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1,203,621

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1,178,254

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Net sales

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$

27,753,973

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$

25,625,043

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$

23,470,967

​