Inventory (Tables)

12 Months Ended

Dec. 31, 2012

Inventory, Net [Abstract]

Schedule Of Inventory

The classes of inventory as of December 31 are summarized as follows ($ in millions):

	2012		2011
Finished goods	$	899.9	$	930.9
Work in process	291.2		262.2
Raw materials	622.3		588.3
	$	1,813.4	$	1,781.4