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ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Jan. 30, 2021
ACCOUNTING POLICIES |
Summary of changes in self-insurance liability | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2020 |  | 2019 |  | 2018 |
Beginning balance | ​ | $ | 689 | ​ | $ | 696 | ​ | $ | 695 | ​
Expense | ​ |  | 262 | ​ |  | 209 | ​ |  | 229 | ​
Claim payments | ​ |  | (220) | ​ |  | (216) | ​ |  | (228) | ​
Ending balance | ​ |  | 731 | ​ |  | 689 | ​ |  | 696 | ​
Less: Current portion | ​ |  | (220) | ​ |  | (216) | ​ |  | (228) | ​
Long-term portion | ​ | $ | 511 | ​ | $ | 473 | ​ | $ | 468 | ​
Schedule of sales revenue by type of product | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2020 | ​ | 2019 | ​ | 2018 |
​ |  | Amount |  | % of total |  | Amount |  | % of total |  | Amount |  | % of total |
Non Perishable(1) | ​ | $ | 71,434 |  | 53.9 | % | $ | 61,464 |  | 50.3 | % | $ | 60,649 |  | 49.8 | %
Fresh(2) | ​ |  | 33,449 |  | 25.2 | % |  | 29,452 |  | 24.1 | % |  | 29,089 |  | 23.9 | %
Supermarket Fuel | ​ |  | 9,486 |  | 7.2 | % |  | 14,052 |  | 11.5 | % |  | 14,903 |  | 12.2 | %
Pharmacy | ​ |  | 11,388 |  | 8.6 | % |  | 11,015 |  | 9.0 | % |  | 10,617 |  | 8.7 | %
Convenience Stores (3) | ​ | ​ | — | ​ | - | % | ​ | — | ​ | - | % | ​ | 944 | ​ | 0.8 | %
Other(4) | ​ |  | 6,741 |  | 5.1 | % |  | 6,303 |  | 5.1 | % |  | 5,650 |  | 4.6 | %
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total Sales | ​ | $ | 132,498 |  | 100 | % | $ | 122,286 |  | 100 | % | $ | 121,852 |  | 100 | %
| (1) | Consists primarily of grocery, general merchandise, health and beauty care and natural foods.
| (2) | Consists primarily of produce, floral, meat, seafood, deli, bakery and fresh prepared.
| (3) | The Company completed the sale of its convenience store business unit during the first quarter of 2018.
| (4) | Consists primarily of sales related to food production plants to outside parties, data analytic services, third-party media revenue, other consolidated entities, specialty pharmacy, in-store health clinics, digital coupon services and other online sales not included in the categories above.

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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