Derivative Instruments - Fair Value of Derivatives Derivative Instruments by Balance Sheet Line Item (Details) - USD ($) $ in Millions	Jan. 27, 2024	Jul. 29, 2023
Derivative [Line Items]
DERIVATIVE ASSETS	$ 50	$ 32
DERIVATIVE LIABILITIES	70	75
Derivatives designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	48	31
DERIVATIVE LIABILITIES	20	41
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	35	22
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	13	9
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	2	0
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	0	0
Derivatives designated as hedging instruments: | Interest rate derivatives | Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	0	0
Derivatives designated as hedging instruments: | Interest rate derivatives | Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	3	17
Derivatives designated as hedging instruments: | Interest rate derivatives | Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	15	24
Derivatives not designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	2	1
DERIVATIVE LIABILITIES	50	34
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	2	1
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	37	25
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	$ 13	$ 9