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Property Plant and Equipment, net
12 Months Ended
Dec. 31, 2012
Property, Plant and Equipment, Net [Abstract]  
Property, Plant and Equipment, Net
PROPERTY, PLANT AND EQUIPMENT, NET

Property, plant and equipment, net is summarized as follows:
 
 
At December 31,
 
 
2012
 
2011
In thousands
 
 
 
 
Land
 
$
10,971

 
$
10,614

Buildings
 
62,084

 
58,789

Leasehold improvements
 
16,046

 
14,720

Machinery, office furniture and equipment
 
168,764

 
162,362

Construction in process
 
20,500

 
8,067

Total
 
278,365

 
254,552

Less accumulated depreciation
 
(149,696
)
 
(142,657
)
Property, plant and equipment, net
 
$
128,669

 
$
111,895



The increase in property, plant and equipment, net is attributable to capital expenditures made during the year and to the acquisitions completed in 2012. Depreciation expense was $18.9 million, $16.2 million and $14.7 million for 2012, 2011 and 2010, respectively.