Leases - Right of Use Assets and Operating Lease Liabilities (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022
Leases [Abstract]
Cash paid for operating lease liabilities	$ 33.5	$ 33.1
Operating lease ROU assets obtained in exchange for new operating lease liabilities	$ 12.4	$ 19.5
Weighted-average remaining lease term (in years)	6 years		6 years
Weighted-average discount rate	2.20%		2.20%
Current operating lease liability	$ 88.8		$ 95.1