Income Taxes - Changes in Deferred Tax Valuation Allowance (Details) - Deferred Tax Valuation Allowance - USD ($) $ in Millions	12 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Valuation and Qualifying Accounts
Balance at Beginning of Period	$ 1,308.9	$ 1,423.1	$ 1,427.9
Additions Charged to Expenses or Other Accounts	101.7	617.5	90.1
Deductions Credited to Expenses or Other Accounts	(89.8)	(731.7)	(94.9)
Balance at End of Period	$ 1,320.8	$ 1,308.9	$ 1,423.1