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Plant and Equipment (First Aviation Services, Inc. [Member])
12 Months Ended
Dec. 31, 2011
First Aviation Services, Inc. [Member]
 
Plant and Equipment
3. Plant and Equipment
 
Plant and equipment consist of the following:
           
             
   
2011
   
2010
 
                 
Machinery and equipment
  $ 3,454     $ 3,099  
Buildings and leasehold improvements
    1,414       1,667  
Computer equipment, software, office furniture, fixtures, vehicles, and other office equipment
    7,577       7,341  
Construction-in-process
    21       14  
      12,466       12,121  
Less: accumulated depreciation
    (10,636 )     (9,654 )
    $ 1,830     $ 2,467  

The amount of unamortized capitalized software at December 31, 2011 and 2010 was $788 and $1,115, respectively. The related amortization expense during the years ended December 31, 2011 and 2010 was $482 and $432, respectively. Depreciation and amortization expense for plant and equipment was $985 and $978 for the years ended December 31, 2011 and 2010, respectively.