RESTRUCTURING, ACQUISITION, AND INTEGRATION RELATED EXPENSES (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
May 02, 2020	Apr. 27, 2019	May 02, 2020	Apr. 27, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 10,449	$ 19,438	$ 54,385	$ 134,567
Acquisition and integration costs	552	6,084	25,257	47,500
Supervalu
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1,492	12,257	3,993	66,423
Closed property charges and costs
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 8,405	$ 1,097	$ 25,135	$ 20,644

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
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-Subparagraph (SAB Topic 5.P.3)
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration