Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Accounts Payable and Accrued Liabilities, Current [Abstract]
Trade accounts payable	$ 398.9	$ 331.6
Accrued marketing and promotion costs	108.4	82.0
Accrued wages and related benefit costs	61.8	73.2
Other accrued current liabilities	90.0	82.1
Total	$ 659.1	$ 568.9