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Property, Plant And Equipment
12 Months Ended
Dec. 31, 2011
Property, Plant And Equipment [Abstract]  
Property, Plant And Equipment

Note 4—Property, Plant and Equipment

Property, plant and equipment consists of the following:

    December 31,  
(in thousands)   2011     2010  
             
Land   $ 6,172     $ 6,172  
Buildings and building improvements     79,420       65,525  
Machinery and equipment     363,803       331,859  
Furniture and fixtures     7,351       7,161  
Vehicles     784       682  
Leasehold improvements     17,708       17,001  
Construction in progress     1,405       1,986  
                 
      476,643       430,386  
Less accumulated depreciation     (312,983 )     (302,944 )
                 
    $ 163,660     $ 127,442