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Derivative Instruments - Fair Value of Derivatives Derivative Instruments by Balance Sheet Line Item (Details) - USD ($) $ in Millions | May 01, 2021 | Jul. 25, 2020
--- | --- | ---
Derivative [Line Items] |  |
DERIVATIVE ASSETS | $ 140 | $ 191
DERIVATIVE LIABILITIES | 16 | 10
Derivatives designated as hedging instruments: |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 128 | 182
DERIVATIVE LIABILITIES | 3 | 2
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 9 | 7
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 3 | 0
Derivatives designated as hedging instruments: | Foreign currency derivatives | Other current liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | 3 | 2
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 | 6
Derivatives designated as hedging instruments: | Interest rate derivatives | Other assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 116 | 169
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 | 12 | 9
DERIVATIVE LIABILITIES | 13 | 8
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other current assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 6 | 8
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 | 10 | 8
Derivatives not designated as hedging instruments: | Foreign currency derivatives | Other long-term liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | 3 | 0
Derivatives not designated as hedging instruments: | Equity derivatives | Other assets |  |
Derivative [Line Items] |  |
DERIVATIVE ASSETS | 6 | 1
Derivatives not designated as hedging instruments: | Equity derivatives | Other long-term liabilities |  |
Derivative [Line Items] |  |
DERIVATIVE LIABILITIES | $ 0 | $ 0

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- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959 + Details
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