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PROPERTY, PLANT AND EQUIPMENT
12 Months Ended
Dec. 31, 2011
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT
PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment – net consist of the following (in millions):
 
December 31,
 
2011
 
2010
Property
$
123.3

 
$
78.4

Plant
426.4

 
316.8

Equipment
690.4

 
527.1

Property, Plant and Equipment – Gross
1,240.1

 
922.3

Less: Accumulated depreciation
(404.6
)
 
(348.8
)
Property, plant and equipment – net
$
835.5

 
$
573.5



Depreciation expense for the years ended December 31, 2011, 2010 and 2009, was $89.5 million, $78.6 million and $70.2 million, respectively.