Fair Value Measurements Fair Value Measurements Narrative (Details) - USD ($) $ in Millions	Jul. 28, 2024	Jul. 30, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash Equivalents, at Carrying Value	$ 25	$ 0
Debt, Long-term and Short-term, Combined Amount	7,184	4,689
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash Equivalents, Fair Value Disclosure	25	0
Debt, Long-term and Short-term, Combined Fair Value	$ 6,866	$ 4,293