Inventories (Tables)

12 Months Ended

Dec. 31, 2012

Inventory Disclosure [Abstract]

Components of inventories

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

	As of December 31,
	2012			2011
Finished goods	$	258.0		$	222.3
Work in process	12.0			13.2
Raw materials and parts	180.1			156.3
	450.1			391.8
Excess of current cost over last-in, first-out cost	(75.3		)	(73.9		)
Total inventories, net	$	374.8		$	317.9