Inventories (Tables)

6 Months Ended

Jun. 30, 2014

Inventories

Schedule of inventories

Inventories consisted of the following (in millions): 

	June 30,		December 31,
	2014		2013
Raw materials	$	200.4	$	189.7
Work-in-process	200.8		196.5
Finished goods	158.2		155.3
Demonstration units	52.7		48.3
Inventories	$	612.1	$	589.8