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PROPERTY, PLANT, AND EQUIPMENT, NET
12 Months Ended
Dec. 31, 2011
PROPERTY, PLANT, AND EQUIPMENT, NET  
PROPERTY, PLANT, AND EQUIPMENT, NET

6. PROPERTY, PLANT, AND EQUIPMENT, NET

 
  December 31,
2011
  December 31,
2010
 
 
  (in thousands)
 

Land and buildings

  $ 106,891   $ 105,272  

Machinery and equipment

    248,704     253,283  

Construction in progress

    11,623     4,420  
           

Property, plant and equipment

    367,218     362,975  

Accumulated depreciation

    (245,426 )   (240,756 )
           

Property, plant, and equipment, net

  $ 121,792   $ 122,219  
           

        Included in Construction in progress are computer software costs of $2.6 million as of December 31, 2011. There were no computer software costs capitalized as of December 31, 2010.