Other Assets and Liabilities - Other Non-Current Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Other Assets and Other Liabilities [Abstract]
Deferred revenue - long term	$ 17.3	$ 13.7
U.S. tax liability associated with the 2017 Act	44.6	44.6
Long-term lease liability	50.9	59.4
Liabilities for unrecognized tax benefits	18.9	19.2
Other various	7.4	7.8
Total	$ 139.1	$ 144.7