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Software
9 Months Ended
Sep. 30, 2011
Software [Abstract] 
SOFTWARE
(5) SOFTWARE
                         
    Estimated              
    Depreciable     September 30,     December 31,  
    Lives (years)     2011     2010  
            (In thousands)  
Software
    5     $ 9,998     $ 9,335  
Software projects in progress
            2,941       1,732  
 
                   
 
            12,939       11,067  
Less accumulated amortization
            (6,213 )     (5,310 )
 
                   
Total software, net
          $ 6,726     $ 5,757  
 
                   
     Salaries and related costs of certain engineering personnel used in the development of software meet the capitalization criteria of ASC Topic 985-20, “Costs of Computer Software to be Sold, Leased, or Marketed.” The total amount of software development costs capitalized during the three and nine months ended September 30, 2011 were $628,000 and $1.9 million, respectively. The total amount of software development costs capitalized during the three and nine months ended September 30, 2010 were also $628,000 and $1.9 million, respectively.