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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
PROPERTY, PLANT AND EQUIPMENT
At December 31, the major classes of property, plant and equipment were as follows:
In millions
 
2013
 
2012
Land
 
$
64.2

 
$
67.1

Buildings
 
654.8

 
582.5

Machinery and equipment
 
1,612.0

 
1,544.9

Software
 
511.3

 
539.6

 
 
2,842.3

 
2,734.1

Accumulated depreciation
 
(1,373.9
)
 
(1,308.0
)
Total
 
$
1,468.4

 
$
1,426.1


Depreciation expense for the years ended December 31, 2013, 2012 and 2011 was $199.5 million, $194.5 million and $202.9 million, which include amounts for software amortization of $44.3 million, $48.5 million and $48.7 million, respectively.