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Segment Reporting (Tables)
6 Months Ended
Jun. 29, 2012
Segment Information

Segment information for the three and six months ended June 29, 2012 and July 1, 2011 is as follows (in thousands):

 

Revenues            
    Three Months Ended     Six Months Ended  
  June 29, 2012     July 1, 2011     June 29, 2012     July 1, 2011  
                         
Engineering and other scientific   $ 53,996     $ 47,787     $ 105,713     $ 103,448  
Environmental and health     20,488       17,319       40,696       35,131  
                                 
               Total revenues   $ 74,484     $ 65,106     $ 146,409     $ 138,579  

 

Operating Income            
    Three Months Ended     Six Months Ended  
  June 29, 2012     July 1, 2011     June 29, 2012     July 1, 2011  
                         
Engineering and other scientific   $ 16,423     $ 14,274     $ 31,356     $ 30,504  
Environmental and health     7,005       4,828       13,789       10,103  
                                 
Total segment operating income     23,428       19,102       45,145       40,607  
                                 
Corporate operating expense     (6,067 )     (5,725 )     (15,968 )     (14,864 )
                                 
               Total operating income   $ 17,361     $ 13,377     $ 29,177     $ 25,743  

 

Capital Expenditures            
    Three Months Ended     Six Months Ended  
  June 29, 2012     July 1, 2011     June 29, 2012     July 1, 2011  
                         
Engineering and other scientific   $ 458     $ 626     $ 936     $ 961  
Environmental and health     31       121       174       201  
                                 
Total segment capital expenditures     489       747       1,110       1,162  
                                 
Corporate capital expenditures     159       119       832       505  
                                 
               Total capital expenditures   $ 648     $ 866     $ 1,942     $ 1,667  

 

Depreciation and Amortization      
    Three Months Ended     Six Months Ended  
  June 29, 2012     July 1, 2011     June 29, 2012     July 1, 2011  
                         
Engineering and other scientific   $ 700     $ 642     $ 1,384     $ 1,300  
Environmental and health     69       53       137       104  
                                 
Total segment depreciation and                                
       amortization     769       695       1,521       1,404  
                                 
Corporate depreciation and                                
       amortization     413       373       805       728  
                                 
               Total depreciation and                                
                   amortization   $ 1,182     $ 1,068     $ 2,326     $ 2,132