Other Current Liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Other Liabilities, Current [Abstract]
Income taxes payable	$ 76.0	$ 16.2
Value added taxes	21.6	16.6
Contingent consideration payable	111.7	194.5
Other current liabilities	47.7	35.2
Other current liabilities, total	$ 257.0	$ 262.5