Basis of Presentation - Asset Retirement Obligation (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 01, 2023	Jul. 02, 2022
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
Balance at beginning of period	$ 4.2	$ 3.7
Liabilities Incurred	0.3	0.8
Liabilities Settled	(0.3)	(0.4)
Accretion Expense	0.1	0.1
Revisions to Estimates	0.0	0.0
Balance at end of period	$ 4.3	$ 4.2