SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Allowance for credit losses:
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves
Balance at beginning of Period	$ 0.4	$ 1.8	$ 4.5
Increase (decrease) in Consolidated Statements of Operations	(0.1)	0.2	0.1
Write Offs / Deductions Credited to Expenses or Other Accounts	(0.3)	(1.6)	(2.8)
Balance at end of period	0.0	0.4	1.8
Deferred tax valuation allowance:
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves
Balance at beginning of Period	269.5	200.8	190.3
Additions Charged to Expenses or Other Accounts	5.7	68.7	12.7
Write Offs / Deductions Credited to Expenses or Other Accounts	(12.1)	0.0	(2.2)
Balance at end of period	$ 263.1	$ 269.5	$ 200.8