Derivative Instruments - Schedule of Notional Amounts of Derivatives Outstanding (Details) - USD ($) $ in Millions	Jul. 30, 2022	Jul. 31, 2021
Derivative [Line Items]
Derivative notional amount	$ 6,672	$ 6,869
Foreign currency derivatives
Derivative [Line Items]
Derivative notional amount	4,521	4,139
Interest rate derivatives
Derivative [Line Items]
Derivative notional amount	1,500	2,000
Total return swaps—deferred compensation
Derivative [Line Items]
Derivative notional amount	$ 651	$ 730