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Shareholders' Equity - 2017 Performance Incentive Plan and ESPP (Details) $ in Millions | 12 Months Ended
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Jul. 03, 2020 USD ($) legalEntity shares | Jun. 28, 2019 USD ($) shares | Jun. 29, 2018 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Expiration period | 10 years |  |
Number of shares authorized | 95,600,000 |  |
Employee stock plans | $ | $ 69 | $ 3 | $ 49
Options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of shares to be issued for every one share actually issued in connection with award | 1 |  |
RSUs and PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of shares to be issued for every one share actually issued in connection with award | 1.72 |  |
Employee Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Percent of eligible compensation authorized | 10.00% |  |
Purchase price of common stock, percent | 95.00% |  |
Consecutive offering period | 24 months |  |
Number of exercise periods | legalEntity | 4 |  |
Purchase period | 6 months |  |
Employee stock plans (in shares) | 3,000,000.0 | 2,600,000 | 2,500,000
Employee stock plans | $ | $ 107 | $ 102 | $ 119
Minimum | RSUs and PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 1 year |  |
Maximum | RSUs and PSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 4 years |  |

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