Other Long-Term Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Other Long-Term Liabilities
Deferred taxes and other tax liabilities	$ 225.6	$ 195.4
Pension and other post-retirement obligations	27.3	24.8
Long-term workers' compensation	15.6	15.7
Deferred compensation	16.5	14.0
Other	11.1	10.7
Other long-term liabilities	$ 296.1	$ 260.6