Other Non-Current Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2022	Jun. 30, 2021
Payables and Accruals [Abstract]
Operating lease liabilities	$ 245.9	$ 263.1
Post-employment retirement obligations	175.8	162.8
Non-current income taxes	56.6	48.2
Acquisition related contingencies	15.7	15.1
Other	42.3	48.0
Total	$ 536.4	$ 537.2
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Total	Total