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SIGNIFICANT ACCOUNTING POLICIES - (Gain) Loss on Sale of Assets (Details) - Loss gain on sale of assets $ in Millions	12 Months Ended
	Jul. 31, 2021 USD ($)
Property, Plant and Equipment [Line Items]
Gain (loss) on sale of assets	$ 50
Finite-Lived Intangible Assets
Property, Plant and Equipment [Line Items]
Gain (loss) on sale of assets	11
Property, Plant and Equipment
Property, Plant and Equipment [Line Items]
Gain (loss) on sale of assets	$ 39

X

- Definition

Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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