Derivative Instruments - Fair Value of Derivatives Derivative Instruments by Balance Sheet Line Item (Details) - USD ($) $ in Millions	Apr. 25, 2026	Jul. 26, 2025
Derivative [Line Items]
DERIVATIVE ASSETS	$ 90	$ 32
DERIVATIVE LIABILITIES	86	31
Derivatives designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	83	27
DERIVATIVE LIABILITIES	4	4
Derivatives designated as hedging instruments: \| Foreign currency derivatives \| Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	38	17
Derivatives designated as hedging instruments: \| Foreign currency derivatives \| Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	4	2
Derivatives designated as hedging instruments: \| Foreign currency derivatives \| Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	45	10
Derivatives designated as hedging instruments: \| Foreign currency derivatives \| Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	0	2
Derivatives not designated as hedging instruments:
Derivative [Line Items]
DERIVATIVE ASSETS	7	5
DERIVATIVE LIABILITIES	82	27
Derivatives not designated as hedging instruments: \| Foreign currency derivatives \| Other current assets
Derivative [Line Items]
DERIVATIVE ASSETS	7	3
Derivatives not designated as hedging instruments: \| Foreign currency derivatives \| Other current liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	36	17
Derivatives not designated as hedging instruments: \| Foreign currency derivatives \| Other assets
Derivative [Line Items]
DERIVATIVE ASSETS	0	2
Derivatives not designated as hedging instruments: \| Foreign currency derivatives \| Other long-term liabilities
Derivative [Line Items]
DERIVATIVE LIABILITIES	$ 46	$ 10