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Stock-Based Compensation - Other Information Pertaining to Stock-Based Awards of Options (Details) - USD ($)
$ in Millions
12 Months Ended
Jun. 27, 2021
Jun. 28, 2020
Jun. 30, 2019
Share-based Payment Arrangement [Abstract]      
Intrinsic value $ 30.8 $ 22.8 $ 63.3