XML 106 R13.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventory
12 Months Ended
Dec. 31, 2012
Inventory, Net [Abstract]  
Inventory
INVENTORIES
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


At December 31, 2012 and 2011, the difference between inventories valued at LIFO and the value of that same inventory if the FIFO method had been used was not significant. The liquidation of LIFO inventory did not have a significant impact on the Company’s results of operations in any period presented.