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PROPERTY, PLANT AND EQUIPMENT
12 Months Ended
Dec. 31, 2011
PROPERTY, PLANT AND EQUIPMENT
NOTE 4: PROPERTY, PLANT AND EQUIPMENT
 
Property, plant and equipment are presented at cost, net of accumulated depreciation, and consist of the following:
December 31,
 
Estimated
Useful Lives
   
2011
   
2010
 
(in thousands)
                 
Land
    N/A     $ 657     $ 657  
Buildings
    7-40       17,012       16,928  
Operating equipment and property
    3-15       9,684       9,578  
Furniture and fixtures
    5-7       1,801       1,749  
Vehicles
    5-10       6,207       6,092  
Gross property, plant and equipment
            35,361       35,004  
Less: accumulated depreciation
            (23,477 )     (22,588 )
Net property, plant and equipment
          $ 11,884     $ 12,416  
 
Depreciation expense was $889,000 in 2011, $1,081,000 in 2010 and $1,354,000 in 2009.