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ACCOUNTING POLICIES - REVENUE RECOGNITION (Details) - USD ($) $ in Millions |  | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Feb. 04, 2018 | Feb. 01, 2020 | Nov. 09, 2019 | Aug. 17, 2019 | Feb. 02, 2019 | Nov. 10, 2018 | Aug. 18, 2018 | May 25, 2019 | May 26, 2018 | Feb. 01, 2020 | Feb. 02, 2019 | Feb. 03, 2018
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Merchandise costs |  | $ 22,507 | $ 21,798 | $ 22,007 | $ 21,955 | $ 21,753 | $ 21,976 | $ 28,983 | $ 29,419 | $ 95,294 | $ 95,103 | $ 95,811
Total Sales and other revenue |  | 28,893 | $ 27,974 | $ 28,168 | 28,286 | $ 27,831 | $ 28,014 | $ 37,251 | $ 37,722 | 122,286 | 121,852 | $ 123,280
Receivables |  | 1,706 |  |  | 1,589 |  |  |  |  | $ 1,706 | 1,589 |
Typical period for redemption of gift certificates |  |  |  |  |  |  |  |  |  | 12 months |  |
Gift card and gift certificate deferred revenue liability |  | 114 |  |  | 100 |  |  |  |  | $ 114 | $ 100 |
Percentage of total sales |  |  |  |  |  |  |  |  |  | 100.00% | 100.00% | 100.00%
Digital sales growth (as a percentage) |  |  |  |  |  |  |  |  |  | 29.00% | 58.00% | 90.00%
Non Perishable |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  | $ 61,464 | $ 60,649 | $ 60,872
Percentage of total sales |  |  |  |  |  |  |  |  |  | 50.30% | 49.80% | 49.40%
Fresh |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  | $ 29,452 | $ 29,089 | $ 29,141
Percentage of total sales |  |  |  |  |  |  |  |  |  | 24.10% | 23.90% | 23.60%
Supermarket Fuel |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  | $ 14,052 | $ 14,903 | $ 13,177
Percentage of total sales |  |  |  |  |  |  |  |  |  | 11.50% | 12.20% | 10.70%
Pharmacy |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  | $ 11,015 | $ 10,617 | $ 10,724
Typical period for collection of third party receivables |  |  |  |  |  |  |  |  |  | 3 months |  |
Receivables |  | $ 646 |  |  | $ 645 |  |  |  |  | $ 646 | $ 645 |
Percentage of total sales |  |  |  |  |  |  |  |  |  | 9.00% | 8.70% | 8.70%
Pharmacy | Adjustment |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Merchandise costs | $ (250) |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue | $ (250) |  |  |  |  |  |  |  |  |  |  |
Convenience Stores |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  |  | $ 944 | $ 4,515
Percentage of total sales |  |  |  |  |  |  |  |  |  |  | 0.80% | 3.70%
Other |  |  |  |  |  |  |  |  |  |  |  |
Disaggregation of revenue |  |  |  |  |  |  |  |  |  |  |  |
Total Sales and other revenue |  |  |  |  |  |  |  |  |  | $ 6,303 | $ 5,650 | $ 4,851
Percentage of total sales |  |  |  |  |  |  |  |  |  | 5.10% | 4.60% | 3.90%

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