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Earnings Per Share - Weighted-Average Potentially Dilutive Securities (Details) - $ / shares shares in Millions | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Jun. 27, 2020 | Jun. 29, 2019 | Jun. 30, 2018 | May 29, 2018 | Mar. 22, 2017 | Mar. 03, 2017 | Feb. 27, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |  |  |  |
Total potentially dilutive securities (in shares) | 0.2 | 0.5 | 8.9 |  |  |  |
Convertible Debt | Senior Convertible Notes due 2033 |  |  |  |  |  |  |
Convertible notes |  |  |  |  |  |  |
Interest rate on senior convertible notes | 0.625% |  |  |  |  |  |
Conversion price of debt (usd per share) | $ 11.28 |  |  |  |  |  |
Convertible Debt | Senior Convertible Notes due 2024 |  |  |  |  |  |  |
Convertible notes |  |  |  |  |  |  |
Interest rate on senior convertible notes | 1.00% | 1.00% |  |  | 1.00% | 1.00% |
Conversion price of debt (usd per share) | $ 13.22 |  |  |  |  |  | $ 13.22
Convertible Debt | Senior Convertible Notes due 2023 |  |  |  |  |  |  |
Convertible notes |  |  |  |  |  |  |
Interest rate on senior convertible notes | 1.75% | 1.75% |  | 1.75% |  |  |
Conversion price of debt (usd per share) | $ 13.94 |  |  | $ 13.94 |  |  |
Stock options and ESPP |  |  |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |  |  |  |
Total potentially dilutive securities (in shares) | 0.0 | 0.1 | 1.6 |  |  |  |
Full Value Awards |  |  |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |  |  |  |
Total potentially dilutive securities (in shares) | 0.2 | 0.4 | 7.3 |  |  |  |

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