Inventory (Tables)

3 Months Ended

Mar. 31, 2013

Inventory

Summary of inventories by major category

	March 31,		December 31,
	2013		2012
Raw materials	$	95.0	$	79.2
Work in process	86.1		86.5
Finished goods	94.3		93.8
Total	$	275.4	$	259.5