v3.19.1

Derivative Instruments (Effect of Derivative Instruments Designated as Cash Flow Hedges on Other Comprehensive Income and Consolidated Statements of Operations Summary) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Apr. 27, 2019 | Apr. 28, 2018 | Apr. 27, 2019 | Apr. 28, 2018
Derivatives designated as cash flow hedging instruments: |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECOGNIZED IN OCI ON DERIVATIVES (EFFECTIVE PORTION) | $ 12 | $ (10) | $ 2 | $ 28
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | 0 | 28 | 1 | 59
Derivatives designated as cash flow hedging instruments: | Foreign currency derivatives |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECOGNIZED IN OCI ON DERIVATIVES (EFFECTIVE PORTION) | 12 | (10) | 2 | 28
Derivatives designated as cash flow hedging instruments: | Foreign currency derivatives | Revenue | Product |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | (1) | 0 | 0 | 0
Derivatives designated as cash flow hedging instruments: | Foreign currency derivatives | Revenue | Service |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | 1 | 0 | 3 | 0
Derivatives designated as cash flow hedging instruments: | Foreign currency derivatives | Cost of sales | Service |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | 0 | 7 | (1) | 14
Derivatives designated as cash flow hedging instruments: | Foreign currency derivatives | Operating expenses |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | 0 | 21 | (1) | 45
Derivatives designated as net investment hedging instruments: | Foreign currency derivatives |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECOGNIZED IN OCI ON DERIVATIVES (EFFECTIVE PORTION) | 0 | 7 | 3 | (10)
Derivatives designated as net investment hedging instruments: | Foreign currency derivatives | Other income (loss), net |  |  |  |
Derivative [Line Items] |  |  |  |
GAINS (LOSSES) RECLASSIFIED FROM AOCI INTO INCOME (EFFECTIVE PORTION) | $ 0 | $ 0 | $ 0 | $ 0

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- Definition Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e637-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109978405&loc=d3e80720-113993 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669646-108580 + Details
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