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Property, Plant and Equipment
9 Months Ended
Oct. 02, 2011
Property, Plant and Equipment [Abstract] 
PROPERTY, PLANT AND EQUIPMENT
4.   PROPERTY, PLANT AND EQUIPMENT
Major classes of property, plant and equipment consisted of the following:
                 
    October 2, 2011     December 31, 2010  
Land
  $ 123     $ 123  
Buildings and leasehold improvements
    6,895       6,188  
Machinery and equipment
    44,725       45,714  
Furniture and fixtures
    1,890       1,702  
Computer hardware and software
    3,670       3,652  
Construction in progress
    895       582  
 
           
 
    58,198       57,961  
Less: Accumulated depreciation
    45,235       43,476  
 
           
 
  $ 12,963     $ 14,485  
 
           
Depreciation expense for property, plant and equipment was $875 and $2,673 for the three- and nine-month periods ended October 2, 2011, respectively, and $912 and $2,674 for the three- and nine-month periods ended September 26, 2010.