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Supplemental Financial Statement Data - Accumulated Other Comprehensive Income Roll Forward (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jun. 29, 2018 | Jun. 30, 2017
Accumulated Other Comprehensive Income (Loss) [Roll Forward] |  |
Beginning Balance | $ 11,418 | $ 11,145
Other comprehensive income (loss) before reclassifications | 41 | (121)
Amounts reclassified from accumulated other comprehensive income (loss) | (18) | (30)
Income tax benefit (expense) related to items of other comprehensive income (loss) | (4) | (10)
Net current-period other comprehensive income (loss) | 19 | (161)
Ending Balance | 11,531 | 11,418
Actuarial Pension Gains (Losses) |  |
Accumulated Other Comprehensive Income (Loss) [Roll Forward] |  |
Beginning Balance | (18) | (45)
Other comprehensive income (loss) before reclassifications | (2) | 39
Amounts reclassified from accumulated other comprehensive income (loss) | 0 | 0
Income tax benefit (expense) related to items of other comprehensive income (loss) | 1 | (12)
Net current-period other comprehensive income (loss) | (1) | 27
Ending Balance | (19) | (18)
Foreign Currency Translation Gains (Losses) |  |
Accumulated Other Comprehensive Income (Loss) [Roll Forward] |  |
Beginning Balance | (39) | 74
Other comprehensive income (loss) before reclassifications | 18 | (115)
Amounts reclassified from accumulated other comprehensive income (loss) | 0 | 0
Income tax benefit (expense) related to items of other comprehensive income (loss) | 0 | 2
Net current-period other comprehensive income (loss) | 18 | (113)
Ending Balance | (21) | (39)
Unrealized Gains (Losses) on Derivative Contracts and Available for Sale Securities |  |
Accumulated Other Comprehensive Income (Loss) [Roll Forward] |  |
Beginning Balance | (1) | 74
Other comprehensive income (loss) before reclassifications | 25 | (45)
Amounts reclassified from accumulated other comprehensive income (loss) | (18) | (30)
Income tax benefit (expense) related to items of other comprehensive income (loss) | (5) | 0
Net current-period other comprehensive income (loss) | 2 | (75)
Ending Balance | 1 | (1)
AOCI Attributable to Parent |  |
Accumulated Other Comprehensive Income (Loss) [Roll Forward] |  |
Beginning Balance | (58) | 103
Ending Balance | $ (39) | $ (58)

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- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569643-111683 + Details
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- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569643-111683 + Details
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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