Derivative Instruments - Schedule of Notional Amounts of Derivatives Outstanding (Details) - USD ($) $ in Millions	Apr. 27, 2024	Jul. 29, 2023
Derivative [Line Items]
Derivatives	$ 8,492	$ 7,711
Foreign currency derivatives
Derivative [Line Items]
Derivatives	7,077	5,419
Interest rate derivatives
Derivative [Line Items]
Derivatives	500	1,500
Total return swaps—deferred compensation
Derivative [Line Items]
Derivatives	$ 915	$ 792