Business Segment Information (Summary of Operations by Reportable Segments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net revenues	$ 519.5	$ 531.5	$ 978.2	$ 998.1
Segment operating income	111.0	103.3	195.2	186.1
Operating income (loss)	95.7	89.3	166.7	157.1
Interest expense	11.3	12.5	22.9	25.6
Other (gain) loss, net	(0.4)	1.0	(3.5)	1.1
Earnings before income taxes	84.0	77.8	140.3	132.6
Americas [Member]
Net revenues	402.1	400.7	756.4	746.1
Segment operating income	111.9	110.9	196.1	197.3
EMEIA [Member]
Net revenues	83.9	101.2	165.6	200.4
Segment operating income	0.5	(4.1)	3.1	(4.7)
Asia Pacific [Member]
Net revenues	33.5	29.6	56.2	51.6
Segment operating income	(1.4)	(3.5)	(4.0)	(6.5)
Unallocated Amount to Segment [Member]
Unallocated corporate expense	$ (15.3)	$ (14.0)	$ (28.5)	$ (29.0)