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Derivative Instruments - Fair Value of Derivatives Derivative Instruments by Balance Sheet Line Item (Details) - USD ($) $ in Millions | Oct. 30, 2021 | Jul. 31, 2021
--- | --- | ---
Derivative [Line Items] |  |
DERIVATIVE ASSETS | $ 116 | $ 126
DERIVATIVE LIABILITIES | 33 | 20
Derivatives designated as hedging instruments: |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 106 | 123
DERIVATIVE LIABILITIES | 7 | 3
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 21 | 14
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 4 | 1
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | 7 | 3
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 | 6 | 9
Derivatives designated as hedging instruments: | Interest rate derivatives | Other assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 75 | 99
Derivatives designated as hedging instruments: | Interest rate derivatives | Other current liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | 0 | 0
Derivatives designated as hedging instruments: | Interest rate derivatives | Other long-term liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | 0 | 0
Derivatives not designated as hedging instruments: |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 10 | 3
DERIVATIVE LIABILITIES | 26 | 17
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other current assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 10 | 3
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 | 22 | 16
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other long-term liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | $ 4 | $ 1

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