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Segment Information (Tables)
3 Months Ended
Mar. 31, 2015
Segment Reporting [Abstract]  
Financial Information By Reportable Segment
The following tables set forth selected unaudited financial information for each of our reportable segments (in thousands):
                         
   
For the three months ended March 31, 2015
 
   
Intersection
   
Highway
   
LPR
   
Total
 
                         
Revenue
  $ 2,161     $ 1,066     $ 1,112     $ 4,339  
Gross profit
    2,060       580       680       3,320  
Amortization of intangible assets
          122       259       381  
Intangible assets
          332       3,238       3,570  
 

 

 
                                 
   
For the three months ended March 31, 2014
 
   
Intersection
   
Highway
   
LPR
   
Total
 
                         
Revenue
  $ 2,183     $ 1,075     $ 1,064     $ 4,322  
Gross profit
    2,105       678       334       3,117  
Amortization of intangible assets
          122       267       389  
Intangible assets
          820       5,265       6,085