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Restructuring Charges - Additional Information (Detail)	Jan. 27, 2023	Jul. 29, 2022	Jul. 30, 2021	Apr. 30, 2021
Restructuring Cost and Reserve [Line Items]
Reduction of global work force	8.00%	1.00%	1.00%	6.00%

X

- Definition

Percentage of the total number of positions eliminated as of the balance sheet date since inception of the restructuring plan(s).

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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

Name:	us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration