BASIS OF PRESENTATION and ACCOUNTING POLICIES DISAGGREGATED REVENUES (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jan. 26, 2019	Jan. 27, 2018	Jan. 26, 2019	Jan. 27, 2018
Disaggregation of Revenue [Line Items]
Revenue, Net	$ 428,128	$ 418,269	$ 829,678	$ 805,609
Percentage of Total Sales	100.00%	100.00%	100.00%	100.00%
Revenues			$ 829,678	$ 805,609
Center Store [Member]
Disaggregation of Revenue [Line Items]
Percentage of Total Sales	63.00%	63.10%	62.30%	62.60%
Revenues	$ 269,604	$ 264,347	$ 517,122	$ 503,970
Fresh
Disaggregation of Revenue [Line Items]
Percentage of Total Sales	32.70%	32.40%	33.20%	32.80%
Revenues	$ 140,064	$ 135,321	$ 275,680	$ 264,207
Pharmacy
Disaggregation of Revenue [Line Items]
Percentage of Total Sales	4.00%	4.20%	4.20%	4.40%
Revenues	$ 17,236	$ 17,478	$ 34,696	$ 35,461
Other Product
Disaggregation of Revenue [Line Items]
Percentage of Total Sales	0.30%	0.30%	0.30%	0.20%
Revenues	$ 1,224	$ 1,123	$ 2,180	$ 1,971

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Percentage of Total Sales

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