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v3.19.1

Net Sales (Details) - USD ($) $ in Millions | 3 Months Ended
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May 05, 2019 | Apr. 29, 2018
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 26,381 | $ 24,947
Product [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 25,232 | 23,735
Service [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 1,149 | 1,212
Major Product Line - Hardlines [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 8,232 | 7,213
Major Product Line, Décor [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 8,745 | 8,413
Major Product Line - Building Materials [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 9,404 | 9,321
Inside the U.S. [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 24,453 | 23,043
Outside the U.S. [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 1,928 | $ 1,904

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