Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Inventory Disclosure [Abstract]

Components of inventories

The components of inventories are as follows (in millions):

	As of March 31, 2013			As of December 31, 2012
Finished goods	$	335.1		$	258.0
Work in process	13.5			12.0
Raw materials and parts	191.2			180.1
	539.8			450.1
Excess of current cost over last-in, first-out cost	(75.5		)	(75.3		)
Total inventories, net	$	464.3		$	374.8