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Shareholders' Equity - Share Repurchase Program (Details) - USD ($) shares in Millions | 12 Months Ended |
--- | --- | ---
Jun. 28, 2019 | Jun. 29, 2018 | Jul. 25, 2018
Equity, Class of Treasury Stock [Line Items] |  |  |
Repurchases of stock, value | $ 563,000,000 | $ 591,000,000 |
Stock Repurchase Program Effective Until February 3, 2020 |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |
Stock repurchase program, number of shares authorized to be repurchased | $ 5,000,000,000.00 |  |
Repurchases of stock, shares | 0.8 |  |
Repurchases of stock, value | $ 61,000,000 |  |
Stock Repurchase Program Effective Until July 25, 2023 |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |
Stock repurchase program, number of shares authorized to be repurchased |  |  | $ 5,000,000,000.00
Repurchases of stock, shares | 7.6 |  |
Repurchases of stock, value | $ 502,000,000 |  |
Share Repurchase Program |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |
Repurchases of stock, value | 563,000,000 |  |
Stock repurchase program, remaining authorized repurchase, amount | $ 4,500,000,000 |  |

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