Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Inventories

Inventories

Inventories consisted of the following (in millions):

	March 31,		December 31,
	2013		2012
Raw materials	$	203.6	$	199.0
Work-in-process	197.8		197.0
Finished goods	166.6		160.5
Demonstration units	53.7		55.0
Inventories	$	621.7	$	611.5