Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Accounts Payable and Accrued Liabilities, Current [Abstract]
Payables, trade and other	$ 83.9	$ 70.5
Employment costs	13.9	13.8
Other accrued expenses	13.6	16.8
Operating lease liability	3.5	3.3
Total	$ 114.9	$ 104.4