Inventories (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Components of Inventories
Raw materials, net of reserves	$ 76.7	$ 81.1
Work in progress	0.9	1.2
Finished goods, net of reserves	61.4	45.4
Inventories	$ 139.0	$ 127.7