Income Taxes (Details 2) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Tax Credit Carryforward, Valuation Allowance	$ 0.2	$ 0.0
Current
Federal	(3.3)	(1.1)	$ 6.0
State and local	0.7	(0.1)	0.0
Current domestic taxes	(2.6)	(1.2)	6.0
Foreign	17.5	18.0	16.9
Current Income Tax Expense (Benefit)	14.9	16.8	22.9
Deferred
Federal	2.1	(270.0)	55.8
State and local	8.7	1.2	10.5
Deferred domestic taxes	10.8	(268.8)	66.3
Foreign	8.4	8.3	6.5
Deferred Income Tax Expense (Benefit)	19.2	(260.5)	72.8
Income taxes	$ 34.1	$ (243.7)	$ 95.7