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SIGNIFICANT ACCOUNTING POLICIES - Inventories, Net (Details) - USD ($) $ in Billions	Jul. 31, 2021	Aug. 01, 2020
Accounting Policies [Abstract]
LIFO inventory amount	$ 1.8	$ 1.8

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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- Definition

The amount of LIFO (last in first out) inventory present at the reporting date when inventory is also valued using different valuation methods.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

+ Details

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