Other Non-Current Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Other Liabilities Disclosure [Abstract]
Operating lease liabilities	$ 198.5	$ 227.8
Post-employment retirement obligations	182.2	157.8
Non-current income taxes	52.4	45.9
Acquisition related contingencies	7.7	15.6
Other	35.2	34.4
Other non-current liabilities	$ 476.0	$ 481.5