Derivative Instruments - Fair Value of Derivatives Derivative Instruments by Balance Sheet Line Item (Details) - USD ($) $ in Millions	Jan. 25, 2025	Jul. 27, 2024
Derivative [Line Items]
DERIVATIVE ASSETS	$ 105	$ 64
DERIVATIVE LIABILITIES	70	74
Derivatives designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	101	62
DERIVATIVE LIABILITIES	9	12
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	45	47
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	15	15
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	2	1
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	0	0
Derivatives designated as hedging instruments: | Interest rate derivatives | Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	41	0
Derivatives designated as hedging instruments: | Interest rate derivatives | Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	7	11
Derivatives not designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	4	2
DERIVATIVE LIABILITIES	61	62
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	4	2
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	0	0
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	46	47
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	$ 15	$ 15