Other Expense (Income), Net (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Other Income and Expenses [Abstract]
Unrealized losses on company-owned life insurance contracts and investments held in rabbi trusts	$ 1.0	$ 0.2
Foreign exchange loss	0.1	0.3
Interest income	(0.1)	0.0
Pension earnings, interest and deferrals expense (income)	2.5	(4.5)
Other	0.0	(0.1)
Total other expense (income), net	$ 3.5	$ (4.1)