Goodwill and Intangible Assets Goodwill and Intangible Assets (Details 4) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2015	Sep. 30, 2015	Dec. 31, 2014
Goodwill [Line Items]
Goodwill		$ 2,842.0	$ 1,405.3
AFS Americas Reporting Unit [Member]
Goodwill [Line Items]
Excess of the fair value of the reporting unit over its carrying value	11.80%
Goodwill	$ 73.2
Revenue growth forecast period	5 years
Long term revenue growth rate	3.00%
WACC	10.00%
AFS Americas Reporting Unit [Member] | Minimum [Member]
Goodwill [Line Items]
Revenue growth rate	4.20%
AFS Americas Reporting Unit [Member] | Maximum [Member]
Goodwill [Line Items]
Revenue growth rate	5.60%