Employee Benefit Plans - Additional Information (Details) $ in Billions	3 Months Ended
	Oct. 29, 2022 USD ($) period stock_incentive_plan shares	Oct. 30, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock incentive plans (stock incentive plan) | stock_incentive_plan	1
Total compensation cost related to unvested share-based awards | $	$ 4.2
Expected period of recognition of compensation cost	2 years 6 months
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Consecutive offering period	24 months
Number of purchase periods | period	4
Purchase period	6 months
ESPP discount percentage from market price, beginning of purchase period	15.00%
Shares issued under employee purchase plan (in shares)	0	0
Shares reserved for issuance (in shares)	107,000,000
2005 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Reduction in shares available for issuance (in shares)	1.5
Shares authorized for future grant (in shares)	189,000,000