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Debt - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
	Apr. 30, 2021	Apr. 02, 2021	Apr. 02, 2021	Apr. 03, 2020	Oct. 31, 2020	Jul. 03, 2020
Debt Instrument [Line Items]
Repayment of debt			$ 673	$ 919
Variable interest rate Term Loan B-4 maturing 2023
Debt Instrument [Line Items]
Repayment of debt		$ 150	$ 450
Variable interest rate Term Loan B-4 maturing 2023 | Subsequent Event
Debt Instrument [Line Items]
Repayment of debt	$ 150
0.50% convertible senior notes due 2020
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)		0.50%	0.50%		0.50%	0.50%

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- 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.

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

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