RESTRUCTURING, ACQUISITION, AND INTEGRATION RELATED EXPENSES (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jan. 30, 2021	Feb. 01, 2020	Jan. 30, 2021	Feb. 01, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring, acquisition and integration related expenses	$ 17,783	$ 36,522	$ 34,211	$ 51,194
Restructuring and integration costs	14,682	15,411	29,442	24,705
Closed property charges and costs
Restructuring Cost and Reserve [Line Items]
Restructuring, acquisition and integration related expenses	3,101	20,447	4,769	23,988
Supervalu
Restructuring Cost and Reserve [Line Items]
Restructuring, acquisition and integration related expenses	$ 0	$ 664	$ 0	$ 2,501

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
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration