Leases - Supplemental Balance Sheet (Details) - USD ($) $ in Millions	Oct. 03, 2020	Jun. 27, 2020
Leases [Abstract]
Other non-current assets	$ 40.2
Total operating ROU assets	40.2
Other current liabilities	12.0	$ 11.7
Other non-current liabilities	26.3	28.1
Total operating lease liabilities	$ 38.3	$ 39.8