Accrued Expenses And Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Other Liabilities Disclosure [Abstract]
Accrued customer rebates and sales incentives	$ 127.7	$ 120.7
Accrued salaries, wages and employee benefits	117.0	103.5
Accrued income taxes payable	73.1	82.5
Accrued interest	47.8	49.2
Other current liabilities	225.5	227.1
Total	$ 591.1	$ 583.0