Supplemental Financial Statement Data (Schedule of Other Assets, Noncurrent) (Details) - USD ($) $ in Millions	Jul. 28, 2024	Jul. 30, 2023
Other Assets, Noncurrent [Abstract]
Operating Lease, Right-of-Use Asset	$ 333	$ 275
Assets for Plan Benefits, Defined Benefit Plan	143	164
Other Assets, Miscellaneous, Noncurrent	78	53
Other assets	$ 554	$ 492
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets