Leases - Supplemental Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jan. 27, 2024	Jan. 28, 2023
Leases [Abstract]
Cash paid for amounts included in the measurement of lease liabilities — operating cash flows	$ 178	$ 192
Right-of-use assets obtained in exchange for operating leases liabilities	$ 182	$ 149