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Inventories
9 Months Ended
Sep. 30, 2012
Inventory, Net [Abstract]  
Inventories
Inventories
Depending on the business, U.S. inventories are stated at the lower of cost or market using the last-in, first-out (LIFO) method or the lower of cost or market using the first-in, first-out (FIFO) method. Non-U.S. inventories are primarily stated at the lower of cost or market using the FIFO method.
The major classes of inventory were as follows:
In millions
September 30,
2012
 
December 31,
2011
Raw materials
$
577.1

 
$
478.7

Work-in-process
135.3

 
114.4

Finished goods
850.9

 
787.9

 
1,563.3

 
1,381.0

LIFO reserve
(101.2
)
 
(102.7
)
Total
$
1,462.1

 
$
1,278.3