Summary of Significant Accounting Policies Prospective Adoption of New Accounting Pronouncements (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 29, 2019 |
Jun. 30, 2018 |
Jun. 24, 2017 |
|
| Item Effected [Line Items] | |||
| Net Cash Provided by (Used in) Operating Activities | $ 875,840 | $ 819,464 | $ 773,657 |