Income Taxes (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Income Tax Disclosure [Abstract]
Effective income tax rate, continuing operations	30.60%	29.50%
Tax expense related to global realignment plan	$ 10.3
Tax impact of other tax settlements	3.9
Tax impact of other tax adjustments	3.7
Tax benefits related to restructuring expense	$ 3.4	$ 10.5